下面这一段英语,哪位大师帮助翻译一下!? 这是 低温液体泵 推杆密封更换密封中的一段话!哪位大师帮助翻译一下! After tightening the two (2)jam nuts,the final installation step requires the tightening of the seal retainer nuts,Leaving these nuts last, self centers the seal on the shat This aids in longer service life. Before replacing the belt guard,spin the flywheel one or two revolutions.lf the flywheel turns the full revolutions then the valve clearance is fine Replace the guard, and the ump is ready to run. If the pump will not make a full revolution, hen a restriction is present. The solution is s follows. 查看更多3个回答 . 2人已关注