【单选题】
Factor influencing the position of the interface between the liquid seal and the oil in a purifier is （）.
A、throughput
B、back pressure
C、gravity disc
D、None of the above is wrong
查看正确答案
A、the pivot point and point of influence of wind in are not in alignment B、the pivot point and point of influence of wind in are in alignment C、the point of influence of wind moves depending on the profile of the ship presented to the wind D、the ship steams slowly in rough seas
