closet valve的用法和樣例：
例句
- Please specify separately coupling sets for iron valve extensions.
請單獨說(shuō)明用于鑄鐵閥門(mén)閥桿加長(cháng)部件的連接裝置。 - The resiliency of the seal allows the valve body and disc to contract or expand, without the risk of jamming due to temperature fluctuations.
密封的彈性使得閥門(mén)閥體和閥瓣能夠接觸或擴張，避免了由于溫度波動(dòng)而產(chǎn)生堵塞的危險。
