Filler must be well filled in order to minimize the gap, good contact between a single block of stone, as much as possible to fill in tight, stone cage to reduce the possibility of moving the stone.
填料必须填写，以减少差距，一块石头之间的良好接触，尽可能填写紧，石笼减少搬石头的可能性。
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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