seal with screwed joint的意思|示意
美 / /
英 / /
螺纹接头密封
seal with screwed joint的网络常见释义
螺纹连接密封 ... 内螺纹连接 female connection 螺纹连接密封 sealbyscrewedunion ; seal with screwed joint 螺纹连接式阀座 threaded seat ...