2023年12月24日发(作者：)
科技英语语法_西安电子科技大学中国大学mooc课后章节答案期末考试题库2023年
1. The wavelength which the eye is most sensitive is 5.5×【图片】cm.
参考答案:
to
2. _______ being compressed（压缩）, the volume of a substance will be reduced.
（填入一个恰当的介词，使句意通顺。）
参考答案:
On##%_YZPRLFH_%##Upon
3. _______ more details on numerical techniques（数值方法） refer to Ref. [6-9].
（填入一个恰当的介词，使句意通顺。）
参考答案:
For
4. The element immediately following hydrogen is helium, the atom which
contains two electrons.
参考答案:
of
5. The devices exist capable of input that not connected directly to the
computer.
参考答案:
are
6. The conditions are derived whereby the two functions , at most, by a
constant.
参考答案:
differ
7. These results have to be interpreted _______ caution（谨慎）. （填入一个恰当的介词，使句意通顺。）
参考答案:
with
8. 据估计，在太阳存在的50亿年期间，太阳核已用掉了其原来存储氢气的一半。It is estimated that during the 5 billion years of ____________, the core of
our sun has used about half of its original supply of hydrogen.
参考答案:
its existence
9. We call the time to complete one cycle the period of the sinusoid. 下划线部分在句中作 。
参考答案:
定语
10. Solar cells enable the power from the sun.
参考答案:
to be obtained
11. The television camera scans the subject .
参考答案:
to be transmitted
12. Energy is the ability work.
参考答案:
to do
13. We must find a room .
参考答案:
to put the instrument in
14. Elasticity may be defined as the tendency an object to return to its original
state after being deformed.
参考答案:
of
15. It is not apparent the appropriate mesh currents in such cases.
参考答案:
where to place
16. These numbers are inconvenient . (write)
参考答案:
to write
17. It to cascade these circuits to improve the gain. (require)
参考答案:
is required
18. Magnetic field strength is seen in units of amperes per meter. (measure)
参考答案:
to be measured
19. The power consumption needs to . (reduce)
参考答案:
be reduced
20. physics, we must have a knowledge of basic mathematics. (understand)
参考答案:
To understand
21. It is not clear yetthis voltage equals 0.
参考答案:
when it is that
22. 在使用上述方程整理后，我们即得到了以下的方程组。____________________________, we obtained the following set of equations.
参考答案:
On rearranging the above equations##%_YZPRLFH_%##Upon
rearranging the above equations
23. These transistor（晶体管） circuits can amplify（放大） voltage signals
with minimum waveform distortion（波形失真）. 下划线介词短语充当_______。
参考答案:
状语
24. The sound-carrying medium may be matter in any state. 下划线介词短语充当_______。
参考答案:
定语
25. The order came that the medical supplies ________to Beijing for the H1N1 flu
soon.
参考答案:
be sent
26. The resistance of the load （负载）is too high for the amplifier（放大器）.
前后两个下划线介词短语分别充当_______。
参考答案:
定语……状语
27. A circuit may be defined as a path for current flow. 前后两个下划线介词短语分别充当_______。
参考答案:
补语……定语
28. Alternating current（交流电）as a source of power has certain advantages
over direct current（直流电）. 前后两个下划线介词短语分别充当_______。
参考答案:
状语……状语
29. 在这样的角速度的时候，物体的重量将会是在一个重力加速度环境下的四倍。At this angular speed, the weight of a body will be four times ________in 1g
environment.
参考答案:
what it is
30. _______ further increasing quantum-well（量子阱） number, the increase of
the emission energy（发射能量） becomes slow.
参考答案:
With
31. A simple approach _______ expressing a function（函数） is shown _______ Fig.
4-1.
参考答案:
to……in
32. Had the reader known about this computer program, a huge amount of time
and energy ________.
参考答案:
would have been saved
33. _______ this case the velocity of an object varies linearly （线性地） ________
the time.
参考答案:
In……with
34. It is important that the number of chirped componentson N.
参考答案:
depend
35. It was after the war was overEinstein was able to come back to his research
work again.
参考答案:
that
36. Lead is themetal used in pencils.
参考答案:
very
37. These angles are not necessarily restricted to_________.
参考答案:
being acute
38. In Fig. 2-1 ______ two voltmeters.
参考答案:
are shown
39. Only when X is less than 1 ______ the inequality ______.
参考答案:
does … hold
40. By an ohmmeter ______ the instrument used to measure resistance.
参考答案:
is meant
41. We can easily see from the definition （定义） of k _______ the ratio of a force
_______ a length that the unit of elastic potential energy （弹性势能） is the
same as the unit of work （功） .
参考答案:
as……to
42. Within the nucleus is still another tiny globule of matter called the nucleolus,
is related to reproduction.
参考答案:
the function of which
43. This book is a collection of practical transistor circuits, has been tested by the
author in his own laboratory.
参考答案:
each of which
44. The two balls move _______ the opposite directions _______ the same stress（应力）.
参考答案:
in……under
45. There is a great demand _______ these devices.（填入一个恰当的介词，使句意通顺。）
参考答案:
for
46. 读者学会这些基本概念很重要，否则后面内容的讨论理解起来会有困难。It
is important for the reader to learn the basic concepts well, ____ the
discussion of later topics will be difficult to understand.
参考答案:
or
47. _______ analogy（类比） with Eq. (4), we have the scale factor（比例系数）.（填入一个恰当的介词，使句意通顺。）
参考答案:
By
48. Men are more susceptible to heart disease, __________ women are more prone
to develop diabetes.
参考答案:
while
49. 月球的体积约为地球的四分之一。（请用“倍数/分数+the +名词”的结构将句子补充完整）The moon is about one-quarter ___________ the earth.
参考答案:
the size of
50. Not until the end of the 19th century ______ people ______ that the atom was
not the smallest particle.
参考答案:
did … find
51. Teachers recommend parents(not allow) their children under 12 to ride
bicycles to school for safety.
参考答案:
should not allow##%_YZPRLFH_%##not allow
52. If there were no electricity, life(be) quite different today.
参考答案:
would be##%_YZPRLFH_%##could be##%_YZPRLFH_%##might
be##%_YZPRLFH_%##should be
53. It will be by this methodthe correct answer can be obtained.
参考答案:
that
54. More important(be) the fact that the reverse current increases exponentially
with temperature.
参考答案:
is
55. 通过改变VBE零点零几伏特，就能极大的改变基极电流。By varying VBE
only ___________, the base current（基极电流）can be changed significantly.
参考答案:
a few hundredths of a volt##%_YZPRLFH_%##several hundredths of a
volt
56. Abody is in stress when forces are applied to it which its size and shape to
change.
参考答案:
cause
57. In the brain(occur) such higher functions as memory and reasoning.
参考答案:
occur
58. Let a curve c be given through a point p.
参考答案:
passing
59. The instrument which we measure a body’s temperature is called a
thermometer.
参考答案:
with
60. Materials which current can flow are called conductors.
参考答案:
through
61. A beam of white light is separated into beams of various colors, we conclude
that white light is actually a mixture of light of these different colors.
参考答案:
from which
62. , the direction in which the body is moving is also important.
参考答案:
As was discussed
63. This problem deserves ____________________.
参考答案:
studying further
64. Both m and n are therefore even, to our choice of m and n.
参考答案:
contrary
65. In cellular systems, covering the area is generally divided into a plurality of
cells to cellular.
参考答案:
similar
66. Super pixels have emerged as a form of over-segmentation meant to provide
clusters of perceptually similar pixels throughout an image, thus capturing
the redundancy in most natural images.
参考答案:
inherent
67. In practice, a lot of limitations arise to the correlation of antennas and
hardware impairments.
参考答案:
due
68. 栅极之所以能做到这点，主要是由于它非常靠近阴极。The grid is able to do
this primarily because of ______________to the cathode.
参考答案:
its great proximity
69. 艾肯机的速度受到了限制，因为它使用的是继电器而不是电子器件。Aiken’s machine was limited in speed rather than electronic devices.
参考答案:
by its use of relays
70. 由于变压器体积大、重量重、价格昂贵，所以把它们从电路中去掉能节省不少费用。Since transformers are large, heavy, and expensive, results in
considerable savings.
参考答案:
their elimination from the circuit
71. 这个电源上的电流为零点零零几安。The current through the power supply
is _______.
参考答案:
a few thousandths of an ampere
72. ____________, the function becomes much simpler.
参考答案:
This having been done
73. 月球的质量为地球的八十分之一。The mass of the moon is ____.
参考答案:
1/80 that of the earth
74. 这个电热器消耗的电能比那个电热器多三倍。This electric heater dissipates
____that one.
参考答案:
four times as great energy as
75. 这两极之间的电压很小。____ voltage between the terminals is very small.
参考答案:
The
76. ______ 2.5 and 2.6 show two special kinds of robot.
参考答案:
Figs.
77. This ______ must be kept within accepted limits, or the diode will suffer
physical damage.
参考答案:
temperature rise
78. A major application of the diode is in the production of a dc voltage from an
ac supply, ______ as rectification.
参考答案:
a process referred to
79. The fact that the output of a capsule is a vector it possible to use a powerful
dynamic routing mechanism to ensure that the output of the capsule gets
sent to an appropriate parent in the layer above.
参考答案:
makes
80. 关闭开关，电路中的电流就会消失。Turn the switch off ____ the current in
the circuit will disappear.
参考答案:
and
81. to the K-medoids method（与K-medoids聚类算法类似）, it has its basis
only in the distance between data points.
参考答案:
Similar
82. Let us assume temperature has no effect on this device and ________ the
pressure remains the same.
参考答案:
that
83. to all other oscillator transfer techniques（和其它所有振荡器转换技术一样）, the phase-locked mode cannot be used for pulsed inputs.
参考答案:
Common
84. The distance the particle moves in that time is the circumference 2πR of its
circular path.
参考答案:
/
85. 在这种情况下，就会有溢出出现，而在本节后半部分会讨论对它的检测。In
this case, overflow can occur, and __________is discussed later in this section.
参考答案:
its detection
86. RAM硬盘的内容完全是由用户控制的。The contents of the RAM disk are
totally ____________.
参考答案:
user controlled##%_YZPRLFH_%##user-controlled
87. The question arises __________ this result applies to all cases.
参考答案:
whether
88. To dispel this notion is perform a simple experiment.
参考答案:
all we need do
89. Cohesion is the force like molecules attract each other.
参考答案:
with which
90. It is the net force ____________the body that causes acceleration.
参考答案:
acting on
91. A lamp __________ to a voltage source forms a simple circuit.
参考答案:
connected
92. ___________through a circuit, the current will lose part of its energy.
参考答案:
Flowing
93. With the battery terminals___________, the result will be quite different.
参考答案:
reversed
94. The operation interfaces will be simple and easy to understand; hence
________ consumability.
参考答案:
increasing
95. The town was built among the hills, ________ the name Hilltown.
参考答案:
hence
96. The resistance is smaller than or 2 ohms.
参考答案:
equal to
97. It is necessary to find out the current and voltage across the component.
参考答案:
through
98. In the analysis of the various types of electronic circuits, the circuits using
solid-state devices are presented first, a shorter explanation of circuits using
electron tubes is presented.
参考答案:
after which
99. Average velocity is defined by the equation v=s/t, v is the average velocity, s
is the distance traveled, and t is the elapsed time.
参考答案:
where
100. A constant number, ________ (无论多大), is never spoken of as infinite.
参考答案:
however large##%_YZPRLFH_%##however large it is
101. The temperature which machines work normally is 28° C.
参考答案:
at
102. A body velocity is not constant is said to be accelerated.
参考答案:
whose
103. 温度每上升一度，电容降低百万分之七百五。 The capacitance will decrease
by ___________ per each degree rise in temperature.
参考答案:
750 parts per million
104. 这台电压表/伏特计如此灵敏，可以测量出电压的微小变化。This is such
____ sensitive voltmeter that it can measure the slightest changes in voltage.
参考答案:
a
105. When a body is caused to change its shape, the distorting force is
proportional to the amount of the change, __________ the elastic limit is not
exceeded.
参考答案:
provided
106. After_______________,the stretched rubber band will return to its original
condition.
参考答案:
having been released
107. This paper discusses the behavior ________ and requirements ________ Internet
firewalls.(填入适当的介词)
参考答案:
of; for
108. We will study what the probability will be of a certain happening . （使用take place的适当语态和时态）
参考答案:
taking place
109. We assume conditions exist for normal high frequency oscillations . （使用occur的适当语态和时态）
参考答案:
to occur
110. The question arises how these values may be determined. （使用的适当的介词）
参考答案:
as to
111. Air,_______________, may be compressed into a small container.
参考答案:
being elastic
112. Small __________ electrons are, they play an important role in the formation of
electric current.
参考答案:
as
113. 我们知道，地球的作用就像一块大磁铁。We know of
_______________________________.
参考答案:
the earth's acting as a big magnet
114. This has exactly the same form as that describing the diode circuit of Sect. 1.3,
with the important difference __________ the junction is reverse-biased here.
参考答案:
that
115. 平均速度等于末速度的一半。The average velocity is about half ____ final
velocity.
参考答案:
the
116. If two numbers are to be added, it does not matter __________ order they are
added.
参考答案:
in which
117. Analysis of its spectrum can tell not only __________ atoms or molecules a
substance is composed, but ___________ relative amounts they are present.
参考答案:
of what…in what
118. __________ we are calculating is the instantaneous acceleration of the particle.
参考答案:
What
119. The particular integral is obtained by an application of ___________ the method
of undetermined coefficients.
参考答案:
what is spoken of as
120. This location is indefinitely far from __________ are responsible for the electric
field under study.
参考答案:
whatever charges
121. 认识到计算机的能力和局限性后才能充分理解它的实用性。The utilities of a
computer cannot be fully realized __________ the capabilities and limitations
are recognized.
参考答案:
until##%_YZPRLFH_%##till
122. 程序复编能增加CPU的利用率，其方法是把各种任务组织起来以使CPU总有一个要执行的任务。Multiprogramming increases CPU utilization by
organizing jobs __________ that the CUP always has one to execute.（使用结果状语从句）
参考答案:
so##%_YZPRLFH_%##such
123. 我们可以充分利用每个线性方程代表一条直线这一点。We may use the
knowledge __________ each linear equation represents a straight line to
advantages.
参考答案:
that
124. 这个效应主要是由于在该物质中存在杂质。This effect is caused by __________
there are impurities in the material.（使用同位语从句）
参考答案:
the fact that
125. 太空是弯曲的，这意味着什么？What does it mean __________ space is curved?
参考答案:
that
126. 从1970年至1974年间，晶体管收音机的产量增长了五倍。From 1970 to
1974, the production of transistor radios was increased _________.
参考答案:
by a factor of 6
127. 氢是已知的最轻的元素。Hydrogen is the lightest element________.
参考答案:
known
128. By using the methods of spectral analysis, astronomers ____ to learn a great
deal about the sun.
参考答案:
have been able
129. This is the first time we ____ this new type of rocket.
参考答案:
have ever seen
130. We show that a discriminatively trained, multi-layer capsule system achieves
state-of-the-art performance on MNIST and is ____ than a convolutional net at
recognizing highly overlapping digits.
参考答案:
considerably better
131. The process requires more gates than the circuit shown in Fig. 3-4. (使用many的原级、比较级或最高级形式)
参考答案:
many
132. Radars extensively for mapping geological structures and features. (使用use的适当时态和语态）
参考答案:
have been used
133. In this case the molecular to become polarized by the field. （使用say的适当语态和时态）
参考答案:
is said
134. The gate will remain by the low input until the clock pulse arrives.（使用close的适当语态和时态）
参考答案:
closed
135. A knowledge of statistics by every type of scientist for the analysis of data.（使用require的适当语态和时态）
参考答案:
is required
136. 这个电路由电池、电阻器和电容器组成。This circuit consists of a battery, a
resistor ____ a capacitor.
参考答案:
and
137. 原子的中心，即原子核，包含了带正电荷的微粒，称为“质子”。The center,
____ nucleus, of an atom contains positively charged particles called protons.
参考答案:
or
138. Some technical problems___________ are outlined here.
参考答案:
remaining
139. It is our purpose in this section to introduce the basic meaning of the solution
of a differential equation. 下划线部分在句中作 。
参考答案:
主语
140. To help visualize what is meant by a gravitational field we may use lines of
force. 下划线部分在句中作 。
参考答案:
状语
141. To make it easier for us to take derivatives, we shall square both sides of the
expression. 下划线部分在句中作 。
参考答案:
宾语
142. 如果电流发生变化，磁场也将变化。__________________________, the magnetic
field will change as well.
参考答案:
There being a change in the current
143. 这种情况下会发生剧烈的爆炸而形成水。In this case, a violent explosion
occurs_____________________.
参考答案:
with water as the product
144. Rapid travel has a ____ greater influence on the human body than we imagine.
参考答案:
far
145. The standard meter is accurate to about ____.
参考答案:
three parts in a billion
146. As current passes, the emf（电动势）of a betteryfalls ____ rapidity.
参考答案:
with
147. A comparison of Eq. 4 with Eq. 7 ____ the following relations.
参考答案:
leads to
148. All forces fall into one or the other of these two classes, ____ will be found
useful later.
参考答案:
a fact that
149. This company is planning to develop and produce ____ cars and components
in the country.
参考答案:
energy efficient
150. Lengths aremeasured in _____.
参考答案:
meters
151. This facilitates（便于） ____ the ohmmeter to the unknown resistor.
参考答案:
connecting
152. The shorter the distance between points A and B, the ____ the error（误差）
in this approximation（近似） will be.
参考答案:
smaller
153. It takes sunlight about 8 minutes ____ the earth.
参考答案:
to reach
154. There are many advantages of the alternating current（交流电） ____ the
direct current（直流电）.
参考答案:
over
155. It really makes no difference ____ we use as a standard.
参考答案:
what
156. ____ the title shows, this chapter deals with atomic energy.
参考答案:
As
157. Among the most noteworthy achievements of the nineteenth century was the
realization ____ light consists of electromagnetic（电磁的）waves.
参考答案:
that
158. It was in 1984 ____ China launched its first communications satellite（通信卫星）.
参考答案:
that
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