sawtooth backstoping,上向梯段回来,同义词,英汉翻译,英汉例句-找单词

sawtooth backstoping

翻译:上向梯段回来

同义词

1)sawtooth backstoping,上向梯段回来2)overhand stopping,上向梯段回采3)back stope,上向梯段回采工祖4)stepping,上向梯段式回采法5)heading and bench mining,下向梯段式回采6)underhand stopping,下向梯段回采

sawtooth backstoping

sawtooth backstoping

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