常見例句雙語例句Main valve housing is a key part of giant turbines.主汽門閥殼是大型汽輪機(jī)的關(guān)鍵零件。It varies the structural design of standard type top valve housing, and extends the lifetime.該防斷上閥罩改變了標(biāo)準(zhǔn)型上閥罩結(jié)構(gòu)設(shè)計(jì)，延長(zhǎng)了使用壽命。This oil outlet passage feeds oil from the outlet of the orifice to a space defined under the bottom of the valve housing.石油出口通道，這飼料從口出口石油根據(jù)閥門的房屋底部定義的空間。 返回 valve housing