Beginners should practice on a short rock face no more than 10 feet high.
初学者应在不超过10英尺高的短岩石表面多加练习.
期刊摘选
When the excavation reached the rock face, drilling and blasting Methods: Would be used.
当开凿到岩石面时, 就要使用钻孔和爆石方法.
期刊摘选
The rock face before him, covered with green moss, seemed to sweep past swiftly.
眼前粘满青苔的岩壁飞快地移动着.
网络文摘精选
He and two friends were climbing a rock face when they heard cries for help.
他和两个朋友正在攀岩时突然听到了求救声。
《柯林斯高阶英汉双解学习词典》
研究表明,角岩岩石类型划分为成矿前角岩与成矿期角岩,多属钠长绿帘角岩相,矿物共生组合主要为钠长石+黑云母+石英。
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A full face rock tunnel boring machine was highly sensitive to geologic situation.
全断面岩石掘进机施工对地质地层状况非常敏感.
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