After the blasting, the block must be moderate, the bulk rate must be within 7%, can meet the shipment operating machinery, can requirement for roadbed filler.
爆破后的块体要适中，大块率控制在7%以内，能满足机械装运作业，能适合路基填料要求。
After the blasting, the block must be moderate, the bulk rate must be within 7%, can meet the shipment operating machinery, can requirement for roadbed filler.
爆破后的块体要适中，大块率控制在7%以内，能满足机械装运作业，能适合路基填料要求。
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