单项选择题
Which factor determines the ring dam size for a fuel oil, tubular bowl type, centrifugal purifier?
A.The viscosity of 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.
A.TheB.
B.The
C.
C.The
D.
D.The
E.
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