<dl id="6qyma"><strong id="6qyma"><i id="6qyma"></i></strong></dl>

單項選擇題

The control spindle operates the slipper ring or （） of the variable delivery pump, which controls the suction and discharge of the oil.

A.servo-motor
B.swash plate
C.plunger
D.cylinder

你可能感興趣的試題

單項選擇題

Where tanks are arranged for either oil or ballast, （） must be fitted in the pipeline.

A.a change-over chest
B.a head tank
C.a emergency bilge pump
D.an air cooler

單項選擇題

The control rod of a steering gear pump is attached at its outer end to （）.

A.the hunting gear
B.the rudder stock
C.the rudder controller
D.the feedback unit

<track id="sdkxp"></track>

<td id="sdkxp"></td>

<td id="sdkxp"></td>