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“EI Controlled Term ” （EI受控词）的作用是什么？
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更多 ““EI Controlled Term ” （EI受控词）的作用是什么？” 相关考题
考题
The overall transfer function is the ratio of the transform. of the controlled variable to the transform. of ( ).
A.the controlled variableB.the reference inputC.the feedbackD.the output variable
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结构在荷载下的弯矩图如图所示，曲线为q＝2kN／m引起的二次抛物线，EI＝常数。B点的水平位移为（ ）。
A．108／（EI）（→）
B．756／（EI）（→）
C．828／（EI）（→）
D．900／（EI）（→）
考题
在EI Villege高级检索平台中ky字段表示什么意思？（）A、表示keyword字段B、表示Subject字段C、表示Controlled term字段D、表示同时检索Subject/Title/Abstract字段
考题
一工件以孔定位，套在心轴上加工与孔有同轴度要求的外圆。孔的上偏差是ES，下偏差是EI，心轴的上偏差是es，下偏差是ei。计算其基准移位误差的公式是（）A、（（ES-EI）+（es-ei）+（EI-es））/2B、（EI-es）/2C、（ES-ei）/2D、（（es-ei）+（EI-es））/2E、EI-es
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钢筋混凝土受弯构件挠度计算与材料力学方法（f=aMl2/EI）相比，主要不同点是（）。A、后者EI为常数，前者每个截面EI为常数，沿长度方向为变数B、前者沿长向EI为变数，每个截面EI也是变数C、a不为常数D、前者沿长向EI为变数，每个截面EI是常数
考题
单选题The author states that the will and the passions of the people _____.A
can be effectively controlled by the people themselvesB
should determine government policiesC
can be controlled only by a power that exists apart from the people and is not subject to that will and those passionsD
cannot be controlled
考题
单选题If remote-controlled cars are more expensive than mechanical cars, and radio-controlled cars are more expensive than remote-controlled cars, which of the following statements must be true?A
Mechanical cars are the most expensive.B
Radio-controlled cars are the most expensive.C
Radio-controlled cars are cheaper than remote-controlled cars.D
Mechanical cars are more expensive than remote-controlled cars.
考题
单选题A common rail engine has only one or two high pressure pumps in operation at the same（）time, and the injection into each cylinder.A
can’t be controlled very preciselyB
can’t be controlled as flexibly as the separate pump systemC
can be controlled as flexibly as the separate pump systemD
can be controlled more precisely and flexibly
考题
单选题常说的四大权威数据库是指（）A
SCI、CSSCI、EI、ISTPB
CNKI、SSCI、EI、ISTPC
SCI、SSCI、EI、ISTPD
CSCD、SSCI、EI、ISTP
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