Chinese translation for "钻煤杆"

coal drilling rod

Similar Words：

"钻埋头孔" Chinese translation, "钻埋头孔夹具" Chinese translation, "钻埋头孔尖具" Chinese translation, "钻锚" Chinese translation, "钻铆钉孔锥口" Chinese translation, "钻门子" Chinese translation, "钻面" Chinese translation, "钻面百份比" Chinese translation, "钻模" Chinese translation, "钻模；夹具；定位；模具" Chinese translation