基本解釋[機(jī)械工程]主止回閥英漢例句雙語例句At present, we develop and produce the main products including butterfly valve, ball valve, check valve, gate valve and so on.目前，開發(fā)生產(chǎn)的主要產(chǎn)品有蝶閥、球閥、止回閥、閘閥等。www.cr-expo.comWhen more than one boiler is connected to the main steam header, a stop check valve should be installed in the pipeline between each boiler and the header.如果連接主蒸汽熱水器的鍋爐不止一個，則在每個鍋爐與熱水器之間的管路上都應(yīng)該安裝一個截止止回閥。At present, the development and production of the main products are butterfly valve, check valve, gate valve, ball valve, strainer valve, globe valve, slurry valve, diaphragm valves and so on.目前，開發(fā)生產(chǎn)的主要產(chǎn)品有蝶閥、球閥、止回閥、閘閥、截止閥、漿料閥、隔膜閥等。www.cr-expo.commain check valve更多例句詞組短語短語main chain check valve 主止回閥main feed check valve 主給水止回閥check valve main body 塞頭main check valve更多詞組專業(yè)釋義機(jī)械工程主止回閥