Chinese translation for "falling-in of a mine"

矿井冒顶

Similar Words：

"falling-film molecular still" Chinese translation, "falling-film still" Chinese translation, "falling-film tubular absorber" Chinese translation, "falling-film tutbular absorber" Chinese translation, "falling-in" Chinese translation, "falling-in of bank" Chinese translation, "falling-into step" Chinese translation, "falling-off" Chinese translation, "falling-off in grade" Chinese translation, "falling-out" Chinese translation