A.fuel knock
B.increased power
C.low compression pressure
D.high exhaust temperature
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A crankshaft whose center of gravity coincides with its center line is said to be（）
Ⅰ.statically balanced
Ⅱ.dynamically balanced
A.Ⅰ only
B.Ⅱ only
C.both Ⅰ and Ⅱ
D.neither Ⅰ nor Ⅱ
In a trunk type diesel engine piston, the thickness of the head or crown is determined by the（）
Ⅰ.statically balanced
Ⅱ.heat dissipation requirement
A.Ⅰ only
B.Ⅱ only
C.both Ⅰ and Ⅱ
D.neither Ⅰ nor Ⅱ
A condition contributing to diesel engine piston rings sticking in the ring grooves, is insufficient ring clearance at the ring（）
Ⅰ.gap
Ⅱ.side
A.Ⅰonly
B.Ⅱ only
C.both Ⅰ and Ⅱ
D.neither Ⅰ nor Ⅱ
An acceptable means of tightening connecting rod and main bearing cap bolts is to measure the （）
Ⅰ.torque applied to each nut and bolt assembly
Ⅱstretch of each nut before and after tightening
A.Ⅰonly
B.Ⅱ only
C.both Ⅰ and Ⅱ
D.neither Ⅰ nor Ⅱ
A.scavenging
B.forced draft
C.turbo-charging
D.aspiration
最新試題
（）connectors hold best if a wire is accidentally pulled or a connection becomes loose.
The cetane rating of diesel fuel is an indication of the （）
（） is not installed on the main switchboar.
Engine parameters shall be corresponded to NOx Technical Files. This is required by （）
The treatment of the fuel oils involves storage, heating, filtering and（）
For a given exhaust gas boiler, what is the quantity of its evaporation mainly determined?（）
“Insufficiency of manning or insufficiency of certification of seafarers” is an identification of a（）
The main purpose of port State control is not to（）
The shipboard oil pollution emergency plan will be invalid after （）
As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?（）