A.top of the ring groove
B.back of the ring groove
C.bottom of the ring groove
D.piston ring end clearance
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A.oil rings only
B.compression and scraper rings
C.cylinder liner sealings
D.cylinder liner ring grooves
A.wrist pin bushings
B.compression rings
C.cylinder liner seals
D.cylinder liner sealing ring
A.Gasoline
B.Water
C.Lubricating oil
D.sulphur compounds
A.back clearance
B.side clearance
C.gap clearance
D.taper clearance
A.reduce fuel weight
B.increase specific gravity
C.separate fuel from lube oil
D.reduce fuel viscosity
最新試題
Which of the listed governor characteristics will greatly affect the load sharing relationship between paralleled diesel generators?（）
Which of the following items don’t belong to dock repair works?（）
The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated（）
Engine parameters shall be corresponded to NOx Technical Files. This is required by （）
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?（）
One of the reasons that cause oil flowed from sludge outlet of a self-cleaning separator is（）
The additional mark （）in the Classification Certificate for Machinery means propulsion apparatus is remotely controlled on the navigating bridge control station, and engine assembly control station is unmanned periodically.
The main purpose of port State control is not to（）
The cetane rating of diesel fuel is an indication of the （）
Cold weather starting of a diesel engine may be made easier by（）