狠狠的操狠狠的日狠狠的干视频|91成人电影A国产|超碰人妻免费在线|黄色一及电影伊人dxj|中国国产黄片91AV电影|亚洲粉嫩av一区二区在线观看|色情色色网站在线观看|色黄免费视频软件网站|岛国精品久久一区|AV 日韩有码

Home / Product and R&D / Connecting part

Vent line connecting part

Used in automobiles crankcase ventilation pipe tubes connect the air pipe connection Not only can rely on the inner hole wall of a butt joint and the sealing ring of the trachea joint interference fit to realize the two kinds of joint connections, and by docking a card table face to match the tracheal joint cuneate raised face, realize the double insurance.

Copyright ? Jiangyin Pivot Automotive Co., Ltd.