... second pressure-peak 二次压力峰值 Pressure at peak flow 最大尿流率时压力 positive pressure peak 正压力峰值 ...
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二次压力峰值
Secondary pressure peak
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发现了一些前人未曾揭示的规律,条采巷道闭合变形将出现两个极值,其距离大于普通开采巷道,因此,巷道应在前方峰值压力第二次采动影响时加强支护。
Some deformation features that have not been discovered before are found. There are two peaks of displacement in strip mining roadway, and their lag distance is longer.
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