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The stonework blasting of this contract USES construction program that combine blasting deep hole and smooth blasting.
本合同段石方爆破采用深孔控制爆破和光面爆破相结合的施工方案。
youdao
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The stonework blasting of this contract USES construction program that combine blasting deep hole and smooth blasting.
本合同段石方爆破采用深孔控制爆破和光面爆破相结合的施工方案。
youdao