closure flange meaning in Chinese
封闭凸缘
封头法兰
Examples
- Closure flanges may be mechanically seamed or welded in place . gaskets or other sealing elements shall be used with closures , unless the closure is inherently leak proof
封闭装置凸缘可用机械方法或焊接方法洽当接合。除非封闭装置本身是防漏的，否则必须使用垫圈或其他密封件。