Water allowed to accumulate in the hydraulic system oil will cause an oxidation process producing by- products which are normally ().
时间:2022-11-08
() provides the head or pressure to supply the domestic water where required.
时间:2022-11-07
The percentage of impurities in a specific fuel oil sample is determined by ().
If your vessel bums 8 tons of fuel per hour at 15 knots, how many tons per hour will it burn at 18 knots?()
To operate a centrifugal fire pump at reduced capacity, you should ().
() are used for hauling in or letting out the wires which fasten the ship to the shore.
Some chloronated flourocarbon refrigerants may decompose into a toxic irritating gas if it is ().
If the pump for a hydraulic anchor windlass is overheating, the cause may be ().
时间:2022-11-06
The static suction lift of a pump is the difference in elevation between the ().
汽轮驱动系统的特点有()。
时间:2022-11-05
In a vapor compression refrigeration the evaporating pressure is maintained constant by the action of the (), which removes vapor from the evaporator at the same rate at which it is formed.
Which of the following should be recorded in Oil Record Book Part I (machinery space operation) ?()
If a refrigeration crankcase compressor were short cycling on the low pressure cutout switch, the cause might be that the ().
Which of the listed statements is a characteristic of the liquid charged power element used with thermostatic expansion valves?()
Which of the following pumps belongs to centrifugal pump?()