Among the following deep drawing methods, which have a great impact on the original shaft production? ( ) A: Direct extension of shaft B: Direct extension of inclined shaft C: Deepening of concealed shaft D: Deepening of inclined shaft

The machine has stopped rotating because the bearing （） the shaft.

Misalignment of the drive shaft and propeller shaft flanges can be detected by using a dial indicator or （）.

The delayed value of rotation angle of the output shaft when the rotation of input shaft turns from positive to negative is . A:

The （） of the main shaft should be measured with a （）.

What does the underlined word “shaft” refer to in this passage?

The ring gear is also called output driven gear which constantly meshes with the input drive gear on the end of the drive shaft．

Which of the following are common forms of comprehensive development?( ) A: Development of main inclined shaft-auxiliary vertical shaft B: Development of main shaft-auxiliary inclined shaft C: Main shaft-auxiliary adit D: Multi-shaft areas development

Manual transmission requires use of a ___ to apply and remove the engine torque to the transmission input shaft. A: chassis B: differential C: axle D: clutch

With four-stroke engines， it takes four revolutions of the crank shaft to make （） power stroke(s).