draw-in n bolt 拉紧螺栓
draw-bar carrier bolt 牵引杆托螺栓
draw bar carrier bolt 牵引杆托板螺栓
connection of draw-in bolt 受拉螺栓联接
Be so good as to turn your lock, and draw your bolt — don't omit it! '!
“你最好锁上门，上了门闩——别忘了！”“好吧！”
Homeproductseven roof flat roof fully use internal wall panel and ones own intensity of the roof boarding, through draw nail, bolt, connection nailed to make.
是通过充分利用夹芯墙板及屋面板的自身强度，经过拉钉螺栓自攻钉的连接而组成的定型活动房屋系统。
应用推荐