valve rod
英
美
- 阀杆
双语例句
- The stem has a slightly smaller diameter than the valve bore.
阀杆的直径略小于阀体孔的直径。 - Valve shall have a brass body and stainless steel stem and spring.
这种阀门应该是黄铜阀体,不锈钢阀杆和弹簧。
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