英语词汇barrier pillar怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

　

单词	barrier pillar
释义	barrier pillar 简明释义边界矿柱网络释义 1 ?安全煤柱 ... 柱式开采法 barrier method 安全煤柱 barrier pillar 非隔离式蓄能器 barrierless accumulator ... 2 ?边界矿柱 ... barrier penetration 势垒穿透 barrier pillar 边界矿柱; 安全矿柱 barrier platform 障壁台地 ... 3 ?防水煤柱定义中文名称：防水煤柱英文名称： barrier pillar 定义：在井下受水害威胁的地带，为防止水突然涌入而保留一定宽度或厚度暂不采动的煤柱。应用学科：煤炭科技（一级学科）；煤田地质与勘探（二级学科）；矿床水短语 1 panel barrier pillar 盘区隔离矿柱 2 barrier pillar under waterbodies 防水煤岩柱 3 bottomless pillar and barrier pillar 无底柱和间柱双语例句 1 This paper calculates reliability index, lose efficacy probability and safety coefficient corresponding to the width of different barrier pillar. 并计算了与防水煤柱有关的可靠度指标、失效概率和安全系数。 2 The crown pillar of stope is permanent loss and not recoverable, while sill pillar and barrier pillar shall be recovered after the ore drawing work is completed. 采场的顶柱作为永久矿柱损失，采场底柱、间柱等采场大量放矿完毕后，一次性进行回收。
随便看	datum ellipsoid datum erroe datum error datum face datum feature datum floating datum for heights datum for reduction of sounding datum for sounding reduction datum grade datum hole datum horizon datum identifier datum identifying symbol datuming datum layer datum length datum level datum level datum(level) datum level of erosion datum-limit protection datum limit protection datum line datum line

　

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更新时间：2025/3/18 17:59:05