open-air coal mine的用法和樣例：
例句
- The stability of composite slope, within first mining area in the 3rd Baiyinhua opencast coal mine, was analyzed.
摘要對白音華三號露天煤礦復合邊坡穩定性進(jìn)行評價(jià)。 - The underground water in the area of Yujiagou has contaminated by the leching water of the dumping area of Open Pit Coal Mine of Xinqiu in Fuxin.
阜新新邱露天煤礦排土場(chǎng)淋溶水對附近于家溝地區的地下水造成了嚴重的污染。
