单项选择题
When installing a hydraulic hose, which of the following precautions should be taken?（）
A.The hose should not be twisted
B.The hose should be protected with a sleeve if it is subjected to rubbing
C.There should be some slack in the hose
D.All of the above
点击查看答案&解析
相关考题
-
单项选择题
A lube oil filter can be used to remove most contaminants from lube oilA contaminant which will remain in the lube oil after filtering is （）.
A.acid
B.fuel oil
C.sediment
D.water -
单项选择题
Which pump installation would require an external source of sealing water?（）
A.Main circulator pump jacket water cooling
B.Salt water service pump
C.Auxiliary condensate pump
D.Bilge pump -
单项选择题
The accumulation of air and other non-condensable gases in a refrigeration system will （）.
A.cause a loss of the liquid seal
B.create a vapor lock in the liquid receiver
C.collect in the condenser
D.cause foaming of the oil in the crankcase
