【简答题】翻译下面的话 Controlled variable This problem occurs in many systems and machines
A、discourse analysis
B、machine translation
C、the study of Literature
D、foreign language teaching
A、a. Los devoró un monstruo.
B、b. Murieron ahogados en un río.
C、c. Fueron víctimas de una plaga.
D、
A、yīnwéi ...suǒyǐ 因为...所以
B、chúle ...hái 除了...还
C、búdàn ...érqiě 不但...而且
D、suīrán ...dànshì 虽然...但是
A、Maybe some happy stories had happened to them.
B、Maybe some sad and unfortunate stories had happened to them.
C、Maybe some exciting things had happened to them.
D、Maybe some lucky things had happened to them.
【简答题】翻译下面的专业文字 Manipulated variable The controlled variable in any system can be influenced. This influence allows the controlled variable to be changed to match the reference variable (desired value). The variable influenced in this way is called the manipulated variable. Examples of manipulated variable are: Position of the venting control valve of a air reservoir Position of a pneumatic pressure-control valve Voltage applied to the electrical heater of a galvanizing bath Position of the control valve in the coolant feed line Position of a valve in a chemical feed line Voltage on the armature of a DC motor
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