你可能感興趣的試題

單項選擇題

Two rams of the hydraulic gear are linked at their outer ends to （） by a crosshead and swivel block.

A.the piston rod
B.the tiller arm
C.the connecting rod
D.the rudder

單項選擇題

Excessively warm water leaving condenser may be caused by（）

A.fouled tubes in shell and tube condenser
B.too little or too warm condenser water
C.air or non-condensable gas in system
D.overcharge of refrigerant

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（） connected to the moving tiller will bring the floating lever pivot and the lever into line at right angles to the screw shaft axis.

你可能感興趣的試題

Two rams of the hydraulic gear are linked at their outer ends to （） by a crosshead and swivel block.

Excessively warm water leaving condenser may be caused by（）

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