掘沟
- 网络trench;ditching;trenching
掘沟-
可供类似矿山掘沟爆破参考和借鉴。
The experience offered a reference for the similar mine .
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他们正在掘沟排水。
They are digging trenches to drain the water away .
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分段下部掏槽崩落开采掏槽爆破在采场中部掘沟工艺中的应用
Application of cut blasting in trench digging technique in the middle of the stope
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掘沟砍树的逃生技能也必须牢牢掌握。
Digging trenches and felling trees to make breaks were second nature to him .
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他便绝对没有希望再得到掘沟的机会了。
The chances are all against his ever having another opportunity to cut a ditch .