abrasive material 磨蝕物質(zhì);研磨材料acidy water 酸性水a(chǎn)cross 穿過;橫穿aggressive 有腐蝕性;侵略性的;好斗的air valve 空氣閥axial bearing 止推軸承axial force 軸向力Bánki-Michell turbine 雙擊式水輪機(jī)bearing housing 軸承箱;軸承體behave 表現(xiàn);運(yùn)轉(zhuǎn)......(本文共 1723 字) [閱讀本文] >>