A、detract
B、extract
C、pump up
D、pump down
更多“The oil mist detectors continuously（） the crankcase atmosphere, via a pipe system, and move it past a sensitive and accurate opacity measuring track.”相关的问题
A、supply clean air to the measuring compartment of the units for more accuracy B、generaate the pressure required for the extraction of the oil mist from the C、generate the pressure required for the extraction of the oil mist from the crankcase D、supply clean air to the measuring track of the units for more accuracy
A、A.excessive mist density in the crankcases B、B.excessively high crankcase vacuum C、C.excessively high bearing temperature D、D.excessive carbon buildup in the lube oil
A、more water contents B、contamination with fuel oil C、higher temperature D、sufficient cooling of oil mist
A、avoid false alarms as a result of condensing water vapor B、avoid danger of frost under very cold weather C、reduce the viscosity of the crankcase atmosphere in order to improve the fluidity D、keep the temperature of the oil mist detectors in an appropriate range
A、fuel oil vapor at the sludge tank vent B、unburned fuel vapors in the scavenge air receiver C、lube oil vapors in the crank case D、lube oil vapors in the engine room
A、A.The oil mist detectors B、B.The smoke detectors C、C.An oily water monitor D、D.Oil discharge monitoring and controlling system
A、A.Water discharging from the water outlet of the lube oil purifier B、B.Fuel oil discharging from the water outlet of the lube oil purifier C、C.Lube oil discharging from the water outlet of the lube oil purifier D、D.A change in the lube oil viscosity
A、a drop of oil B、the emulsion of oil at sea surface C、the weathered oil D、the oil floating on the surface of the sea water
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