backfilling

Mining backfilling is restrained by relatively high filling cost.

充填采矿由于充填成本较高而制约着其发展.

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High - water rapid - hardening backfilling with whole tailings is a new developed backfilling technology.

全尾砂高水速凝充填技术是一项新近发展起来的充填技术.

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Its dam foundation grout curtain and backfilling technologies are advanced.

在大坝基础工程帷幕灌浆、回填技术上处同行之首.

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Taking tails are consolidated with high water material as backfilling is a new type backfilling method.

高水固结尾砂充填采矿是一种新型充填采矿法.

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Please clearly indicate the final clearance area and backfilling area for the foundation.

请明确基础的最终清理范围及回填范围.

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Through the experiments, the mixture ratio of cemented crushed stone backfilling materials was optimized.

通过试验, 优化了碎石胶结充填料配比.

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Taking advantage of attribute stack and backfilling technique , we can solve this problem radically.

利用属性栈及回填技术能够从根本上解决这一问题.

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The determination of cement - tailings ratio is the key when tailing is used for mine backfilling.

摘要尾砂用于矿山充填,料装配合比参数的确定是关键.

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