Placing a filter on the （） of an oily water separator will "polish" the discharge but overloading must be avoided.<br>A:suction side<br>B:discharge side<br>C:by-pass pipe<br>D:sampling pipe

Placing a filter on the （） of an oily water separator will "polish" the discharge but overloading must be avoided.
A:suction side
B:discharge side
C:by-pass pipe
D:sampling pipe

出自：海船船员证

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