English translation for "钻煤杆"

coal drilling rod

Similar Words：

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