单项选择题
A.working at intervals and properly heating B.warming up to 70℃, increase water supply flow C.improving impulse of water supply D.reducing water supply flow
If separating effect is not good, we can improve it by ...
单项选择题If separating effect is not good, we can improve it by （）
A.flushing separator with hot water B.increasing water supply flow C.heat oily water properly D.opening manual oil discharge value
If found oil when we open low oil level plug of separat...
单项选择题If found oil when we open low oil level plug of separator, it indicates （）
A.the separator is overload B.the monitor equipment of separator fails C.the discharge pump of separator can not work D.the temperature of oil water is low
After stopping oily water separator, sea water should b...
单项选择题After stopping oily water separator, sea water should be permitted for （） minutes,（）should be closed after stopping pump to reduce oxidation corrosion of inner wall.
A.15；inlet value B.15；inlet and outlet value C.30；inlet value D.30；inlet and outlet value
