pipe plug with rubber bag的意思|示意
美 / /
英 / /
管塞胶袋
pipe plug with rubber bag的网络常见释义
管道封堵胶囊 ... 油气田用封隔胶筒 rubber packer for oil or gas well 管道封堵胶囊 pipe plug with rubber bag 防喷胶芯 rubber core for preventing gushing oil ...