the filter is clogged
bilge suction value is clogged
suction value and discharge value of the pump do not open fully
screw pump is worn seriously and volumetric efficiency is decreased
第1题：
How to operate oily water separator?
第2题：
The ______is used to burn oil sludge.
A.clarifier
B.oily water separator
C.incinerator
D.distiller
第3题：
Pressure gradient is a measure of ______.
A.a high-pressure area
B.pressure difference over horizontal distance
C.pressure difference over time
D.vertical pressure variation
第4题：
increase the flow of the cooling water through the condenser
adjust the high pressure cutout to maintain the desired pressure
open the hot gas bypass temporarily to reduce capacity
purge non-condensable gases to reduce the excess pressure
第5题：
Tire Pressure Gauge的中文名称是汽缸压力表.
第6题：
When started, a complete oily water separating unit is first filled ______. The oily water mixture is then pumped through the inlet pipe into the coarse separating compartment.
A.with dirty water
B.with clean water
C.by oily water
D.by mixed water
第7题：
The height of tide is the ______.
A.depth of water at a specific time due to tidal effect
B.difference between the depth of the water and the area's tidal datum
C.difference between the depth of the water and the high water tidal level
D.difference between the depth of the water at high tide and the depth of the water at low tide
第8题：
The water level showing in a boiler water gauge glass is usually ( ) duringworking.
A.higher than the actual drum water level
B.equal to the actual drum water level
C.increasing due to steam condensation in the glass
D.lower than actual drum wafer level
第9题：
greater will the water pressure be
the water pressure will be greater
the greater the water pressure will be
greater the water pressure will be
第10题：
100PPM oily water separator
Assembling the lube oil purifier as a separator and aligning bilge overboard
A 15PPM oily water separator
A magnetic duplex strainer