| 单词 | 阀座 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔needle valve〕A valve having a slender point fitting into a conical seat, used to regulate accurately the flow of a liquid or gas.针状阀：装在圆锥形阀座上的有细杆的阀，用于准确地调整液体或气体的流动美国传统〔port〕An opening, as in a cylinder or valve face, for the passage of steam or fluid.汽门，风门：阀座或阀面上让蒸汽或液体通过的出入口美国传统〔reseat〕To fit (a valve, for example) in a new seating.装设：在新的阀座上装上（如阀门）美国传统 |
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