The test results showed that the pumpcrete pillar support is an ideal support measure for thin, flatlying or dip less than 30° orebodies.
试验结果表明,泵送混凝土人是水平及倾角小于30°的薄矿体开采的理想支护手段。
The test results showed that the pumpcrete pillar support is an ideal support measure for thin, flatlying or dip less than 30° orebodies.
试验结果表明,泵送混凝土人是水平及倾角小于30°的薄矿体开采的理想支护手段。
Whereby providing the reliable basis of the dam cast and for corresponding temperature control measures during the overfall dam construction in high temperature with three level pumpcrete machines.
从温控的角,为皂市大坝高温季节采用三级配混凝土泵浇筑溢流坝段的可供了可靠的参考依据。
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