Gate and globe ( metal to metal ) seats cannot bubble tight shut offbubble tight by design.
闸阀和截止阀 ( 金属与金属连接 ) 的阀座不具备不透气关闭的性能.
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The exiles pushed their way through the front gate of the embassy in New Delhi.
这些流亡者闯进新德里中国大使馆的前门。
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And the wives, to judge from our conversations at the school gate, were a lot jollier than I was.
从学校门口那些谈话看来,那些太太们比我开心得多。
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There are a row of chinars , above twenty or thirty meter high behind the gate.
学校正门内路旁的法国梧桐, 足有二三十米高.
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The NewCon Company has been manufacturing high quality knife gate slurry valves since 1979.
自1979年以来我们一直制造高质量的浆液闸刀阀.
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