Water pump的中文意思是()。
第1题:
A centrifugal pump may fail to deliver water when first started if the ______.
A.water seal pipe is plugged
B.pump is not primed
C.seal ring is properly located
D.impeller is flooded
第2题:
Cooling water pump
第3题:
FILL PUMP的中文意思是什么?
第4题:
I AM MAKING WATER.的中文意思是().
第5题:
Fuel pump的中文意思是()。
第6题:
closed discharge valve
broken pipe line
worn shaft
both A and B
第7题:
turbine
screw
vane
ejector
第8题:
maintain radial alignment between the pump impeller and casing
absorb all impeller shaft end thrust
prevent water leakage to the atmosphere
prevent wear of the pump casing and/or impeller
第9题:
对
错
第10题:
Emergency fire pump
Windlass
Main sea water pump
Fresh water pump
第11题:
pump must always be primed
volute must impart a radial and rotary motion of the water suction side
connection must guide the liquid to the lantern rings
stuffing box should not be allowed any water leakage
第12题:
high steam pressure in the boiler
abnormally high feed water temperature
abnormally high boiler water temperature
steam demand exceeding feed pump capacity
第13题:
MRP中文意思是(),MRPⅡ的中文意思是(),ERP的中文意思是()。
第14题:
BILGE WATER TANK(B.W.T)的中文意思是什么?
第15题:
Water Pump之中文名称为水泵.
第16题:
I AM MAKING WATER.的中文意思是:我在加水。
第17题:
在波分系统中,经常提到的DWDM的中文意思是();APSD的中文意思是();EDFA的中文意思是();OSNR的中文意思是()。
第18题:
primarily to lubricate the shaft seals
due to the inability of this type of pump to lift water to cover the suction (eye) of the impeller
to initially unload the pump by having its head pressure equal to discharge pressure
in order to overcome the potential energy of water in the discharge line
第19题:
Main circulator pump jacket water cooling
Salt water service pump
Auxiliary condensate pump
Bilge pump
第20题:
facilitate bi-directional operation
provide the greatest pump efficiency
prevent pump clogging from marine growth
prevent cavitation at the pump outlet
第21题:
第22题:
a reciprocating pump
a vane pump
a centrifugal pump
a triple screw pump
第23题:
soft water pump was not secured along with the engine
jacket water thermostat has failed
cylinder liner may be cracked
raw water pump is over-speeding just prior to engine shutdown