杠杆阀

lever valve的用法和样例：

例句

Lever and weight mounted to assist the disc in closing.安装杠杆和压铁有助于阀瓣的关闭。
The valve is driven directly by a large strake multilayer piezoelectric stack, its displacement actuates the power cascade spool after amplification by a lever mechanism.该阀采用大行程的压电叠堆作为驱动元件，经杠杆放大后的位移直接驱动功率级滑阀。

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学英语单词

atmospheric corrosion resistant steel

attriting

automatic thermoregulation