spiral thread of trachead tube的意思|示意
美 / /
英 / /
履带管螺纹
spiral thread of trachead tube的网络常见释义
气管螺旋丝 ... spiral thickening ==> 螺纹加厚 spiral thread of trachead tube ==> 气管螺旋丝 spiral threaded roofing nail ==> 螺纹屋面钉 ...