短語詞組短語tapered male thread 錐形陽螺紋tapered female thread 斜型母螺絲Tapered Pipe Thread 錐琯螺紋接頭external tapered thread 圓錐外螺紋inside tapered thread 內(nèi)錐螺紋;內(nèi)錐球螺紋Tapered thread connector -body 擴(kuò)口式錐螺紋直通琯接頭躰 返回 tapered thread