A．s for turbine oil, contact with water in the form of steam will be inevitable so good______properties will be essential

A．defrosting

B．de-oiling

C．demulsifying

D．dehumidifying

[单选题]The cooling water is in direct contact with the outer surface of the liner as a result of which it is termed a （）.A . water linerB . wet linerC . dry linerD . drown liner

[单选题]If there is water in fuel oil, the revolution of the engine will （）.A . decreaseB . increaseC . be dismantledD . be reassembled

[单选题]In a complete oil/water separator, more oil will separate out onto the underside of these plates and travel outwards until it is free to rise into the oil collecting space Whats the meaning of "it" in the sentence above?（）A . a separatorB . oilC .

[单选题]Here some oil in the oily water separator, as a result of its lower （）, will separate and rise into the oil collection space.A . temperatureB . viscosityC . densityD . velocity

[单选题]_______can cause oil flow from water outlet of the oil purifier.A．Oil inlet valve opening too quicklyB．Oil temperature little higher than normalC．Diameter of gravity disc too smallD．Viscosity of oil little lower than normal

[单选题]Oil pressure in the lubrication system is （） the static sea water head to ensure that sea water （） the stem-tube.A . lower than；can lubricateB . lower than；can coolC . higher than；can enterD . higher than ；cannot enter

[单选题]The upward pressure of displaced water is called（）.A . buoyancyB . deadweightC . draftD . freeboard

[单选题]I am so sorry for that I can’t contact you too frequently these days since

[单选题]I am so sorry for that I can’t contact you too frequently these days since

[单选题]— I wonder ________ you’ll water this kind of flower .——Every other day.A． how often B. how longC. how soonD. how much