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小型露天采石场开采方案的要求磨粉机设备
2021-03-21T10:03:51+00:00
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Web第二十二条 小型露天采石场应当采用机械铲装作业，严禁使用人工装运矿岩。 同一工作面有两台铲装机械作业时，最小间距应当大于铲装机械最大回转半径的2倍。 严禁自卸汽车 WebMar 9, 2021 本标准规定了创建小型露天采石场安全标准化系统的要求。 本标准适用于小型露天采石场安全标准化建设与监督管理。 2 规范性引用文件 下列文件对于本文件的应用 2016金属非金属露天矿山安全标准化规范 小型露天采石场实施指
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