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保存和 发展 运输业 基础设施CONSERVATION AND DEVELOPMENT OF TRANSPORT INFRASTRUCTURE 保存和 发展 运输业 基础设施CONSERVATION AND DEVELOPMENT OF TRANSPORT INFRASTRUCTURE

保存和 发展 运输业 基础设施CONSERVATION AND DEVELOPMENT OF TRANSPORT INFRASTRUCTURE

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  • 更新时间:2021-09-14
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煤炭资源保护是一个重要领域,特别是在煤炭资源保护方面。 储备是有限的。煤的节约方面考虑在内。 从计划阶段开始的帐户权利,最大恢复为 在实施阶段确保。矿山设计 通过露天矿或通过露天矿开采煤层 基于技术可行性的“地下”方法 经济可行性

 

Conservation of coal is an important area, particularly when coal reserves are finite. The aspect of conservation of coal is taken into account right from the planning stage and maximum recovery is ensured during the implementation stage. Mines are designed to work the coal seams either through ‘opencast’ or through ‘underground’ methods depending on the technical feasibility and economic viability

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