In a purifier the interface between the liquid seal and the oil should be positioned as close as possible to ().
时间:2019-04-14 12:25:12 关键词:liquid,between,andIn a purifier, the interface between the liquid seal and the oil should be positioned as close as possible to ().
A.the outlet of oil
B.the outlet of water
C.the bowl periphery
D.the center of bowl
答案解析
C
举一反三