短語詞組短語hollow crank shaft 空心曲柄軸;空心曲軸hollow shaft shaft 空心軸hollow gear shaft 空心齒輪軸hollow rotating shaft 空心轉(zhuǎn)軸hollow transmission shaft 中空傳動(dòng)軸hollow armature shaft type 空心電樞軸型Intermediate hollow drive shaft 外傳動(dòng)軸hollow conveying shaft 空心傳動(dòng)軸hollow drive shaft 空心驅(qū)動(dòng)軸 返回 hollow shaft