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【单选题】
目前汽车防盗器按其结构可分为三大类：机械式、（）、网络式。A.
电子式
B.
GPS式
C.
移动通讯式
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反馈参考答案：
举一反三
【简答题】稽留热(constant fever)
【单选题】3) The Michaelis constant Km is
A.
A constant that describes the decompose velocity of ES complex;
B.
The velocity of an enzyme-catalyzed reaction;
C.
The stability of an enzyme;
D.
The affinity between enzymes and substrates;
【简答题】规模收益不变(constant returns to scale)
【简答题】米氏常数(Michaelis constant)
【简答题】细胞恒数 cell constant
【单选题】A _____ current is a current that remains constant with time.
A.
constant
B.
alternating
C.
direct
D.
sinusoidally
【单选题】The constant dividend growth model is:
A.
generally used in practice because most stocks have a constant growth rate.
B.
generally used in practice because the historical growth rate of most stocks is constant.
C.
generally not used in practice because most stocks grow at a non constant rate.
D.
generally not used in practice because the constant growth rate is usually higher than the required rate of return.
【单选题】What do you want to be _____? [ ]
A.
in the future
B.
in future
C.
at future
D.
on future
【单选题】For an ideal gas, the specific heat at constant pressure Cp is greater than the specific heat at constant volume Cv because the
A.
gas does work on its environment when its pressure remains constant while its temperature is increased
B.
heat input per degree increase in temperature is the same in processes for which either the pressure or the volume is kept constant
C.
increase in the gas’s internal energy is greater when the pressure remains constant than when the volume remains constant
D.
pressure of the gas remains constant when its temperature remains constant
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