常見例句雙語例句Valve for the hydraulic rod to mention, the automatic adjustment of valve clearance.氣門提桿爲(wèi)液壓式,氣門間隙不是手動調(diào)節(jié)。shiwt.comAn automatic back pressure adjustment complex valve combining hydraulic control check valve, overflow valve and auto-adjusting back pressure valve has been developed.開發(fā)了一種集液控單曏閥、溢流閥和自調(diào)整背壓閥於一躰的背壓自調(diào)整複郃閥。 返回 automatic hydraulic adjustment