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阶梯式开挖
meaning in English
bench cut
Related Words
开挖边线及高程
阶梯窑
阶梯误差
产品阶梯
阶梯活动
阶梯钻
堤岸阶梯
机动阶梯
阶梯结构
铝阶梯
阶梯式均压耦合环
阶梯式开采
阶梯式控制
阶梯式扩孔器
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