單項選擇題

If fuel oil were being discharged from the waster outlet of a fuel oil disk type centrifuge, operated as separator, you should（）

A.remove the discharge ring
B.re-prime the purifier
C.the centrifuge to its proper speed
D.install an additional discharge ring

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單項選擇題

One engine manufacturer recommends heavy fuel oil should not be heated above 80℃ to 95℃ (176 ℉ TO 203℉) before purificationThis upper limit should be observed to ensure against（）

A.flattening of the bowl neoprene O-rings
B.operation within the explosive rang of the fuel
C.excessive purifier operating pressures
D.excessive oil viscosity

單項選擇題

Which of the substances listed is satisfactorily removed from the fuel by a centrifugal oil purifier?（）

A.Carbon particles
B.Lube oil
C.Gasoline
D.Diesel fuel

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If fuel oil were being discharged from the waster outlet of a fuel oil disk type centrifuge, operated as separator, you should（）

你可能感興趣的試題

One engine manufacturer recommends heavy fuel oil should not be heated above 80℃ to 95℃ (176 ℉ TO 203℉) before purificationThis upper limit should be observed to ensure against（）

Which of the substances listed is satisfactorily removed from the fuel by a centrifugal oil purifier?（）

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