A.horizontal axis
B.crankshaft
C.vertical axis
D.camshaft
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A.neutral
B.end
C.opening
D.closure
A.windlasses
B.drums
C.capstans
D.warp ends
A.horse power
B.high pressure compressor
C.hand pump
D.high pressure
A.catch plates
B.swash plates
C.cover plates
D.bedplates
A.filter
B.hole
C.pollution
D.content
最新試題
The major source of chemical contaminants in hydraulic fluid is （）.
A pressure drop through the refrigerant liquid line may cause （）.
Pitting in the suction areas of a centrifugal pump bronze impeller is usually caused by （）.
The output volume of a positive fixed displacement pump can be changed only by （）.
The rate of heat transfer between the hot and cold fluids passing through a shell-and-tube type heat exchanger will （）.
Heavy wear in a particular area of the inner circumference of a packing ring may be caused by （）.
The general purpose of a heat exchanger is to （）.
An internal bypass is provided on some hydraulic system suction strainers to help reduce the possibility of （）.
Which of the following problems could cause the high pressure cutout switch to shut down the compressor in a refrigeration system?（）
Which of the listed pumps is NOT a positive displacement pump?（）