單項(xiàng)選擇題

Which factor determines the ring dam size for a fuel oil, tubular bowl type, centrifugal purifier?（）

A.The viscosity off the fuel
B.The quantity of water to be removed from the fuel
C.The specific gravity of the fuel
D.The quantity of dirt to be removed from the fuel

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單項(xiàng)選擇題

If the bowl of a disk type centrifugal purifier when operated as a separator is not primed, the（）

A.oil has a tendency to emulsify in the bowl
B.purifier will act as a clarifier at the discharge ring
C.oil will be lost through the water discharge ports
D.oil solids will be deposited only at the intermediate top disk

單項(xiàng)選擇題

A centrifugal fuel oil purifier should be shut down if （）

A.more sealing water is needed
B.the cover clamp needs tightening
C.the purifier has a bad vibration when started
D.water is discharged from the overflow line

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Which factor determines the ring dam size for a fuel oil, tubular bowl type, centrifugal purifier?（）

你可能感興趣的試題

If the bowl of a disk type centrifugal purifier when operated as a separator is not primed, the（）

A centrifugal fuel oil purifier should be shut down if （）