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变截面装药
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变截面装药
Encyclopedia
工学
装药结构
释
variable cross-section charge
变截面装药
爆破工程中,炮孔直径沿炮孔长度方向存在变化的装药结构。使得部分长度炮孔直径大装药多,部分长度炮孔直径小装药少。
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cement-soil wall
cement solidification
cementum
cement without cement clinker
Cemetery at Banlashan
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Cemetery at Jucun
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