Chinese translation for "square set and back filling method"

方框支架充填采矿法

Similar Words：

"square section" Chinese translation, "square section ring" Chinese translation, "square sections" Chinese translation, "square selector" Chinese translation, "square set" Chinese translation, "square set hammer" Chinese translation, "square set method" Chinese translation, "square set mining" Chinese translation, "square set screws" Chinese translation, "square set screws with chamfered end" Chinese translation