In most cases, the face of the drill-and-blast excavation was originally fairly dry.

在许多情况下，操练和疾风挖掘的面孔最初是相当干燥的。

youdao

In most cases, the face of the drill-and-blast excavation was originally fairly dry.

在许多情况下，操练和疾风挖掘的面孔最初是相当干燥的。

youdao