According to the last sentence of paragraph 1, from where the liquid is dischargedThrough the delivery outlet?
A、fromtheeyeoftheimpeller
B、frompassageofimpeller
C、fromtheperipheryoftheimpeller
D、fromtheimpeller
发布时间:2024-09-04 10:34:18
A、fromtheeyeoftheimpeller
B、frompassageofimpeller
C、fromtheperipheryoftheimpeller
D、fromtheimpeller