A spurt of diesel came from one valve and none from the other.

一股股柴油从一个阀门喷涌而出，但另一个没有。

《柯林斯英汉双解大词典》

One valve includes a cap (56) that provides a double seal (58, 60) .

一个阀门包括提供了双重密 封件（58、60）的盖子（56）。

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These valves contain two coils and one valve body and spool assembly.

这些阀门包含两个线圈、一个阀体和阀芯总成。

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Edwards Lifesciences Corp. a leader in advanced cardiovascular disease treatments, is the number-one heart valve company in the world and the global leader in acute hemodynamic monitoring.

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He holds a patent on a solution that can preserve organs and one on an aortic valve that can be implanted without highly invasive open-heart surgery.

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The rocket launched without a hitch following a flawless countdown that came three days after a faulty valve on one of the rocket's engines forced a last-second postponement.

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