English translation for "pillaring back"

后退式回采煤柱

Related Translations:

pillaring:  矿柱回采冷料柱 高炉冷料柱 烟柱 回收矿柱法冷料柱支柱位置图炉中心冷料柱死料柱中心料柱

ordinary pillaring:  一般布置的支柱

pillaring stiffener:  支柱防挠材

quarter line pillaring:  边支柱

Similar Words：

"pillarfountain" English translation, "pillarharrow" English translation, "pillarhydrant" English translation, "pillarik" English translation, "pillaring" English translation, "pillaring stiffener" English translation, "pillarinsulator" English translation, "pillarjibcrane" English translation, "pillarknees" English translation, "pillarladder" English translation