英语词汇broken coal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

网络释义

1
?破坏煤
... 12]、软煤(soft coal)[ 13]、破坏煤(broken coal)[ 14]和突出煤(outburst coal)[ ...

短语

1
broken coal wall
破碎煤壁
2
broken coal roof
破碎煤顶
3
broken coal order
破煤顺序

双语例句

1
Because of crack structure, high gas amount, concentrated stress, soft and broken coal, it's very difficult for tunneling.
巷道在掘进时由于受断裂构造的影响，瓦斯含量大，应力集中，煤体松软、破碎，掘进困难。
2
According to the number of practical data coming from drills and mines, the author puts forward classification of broken coal.
本文以陕西韩城矿区北区钻孔和井下大量的实际观测资料为依据，提出了破坏煤分类的方案。
3
Finally the calculation method and formula of coal methane content and pressure are presented by using the emission rate from broken coal.
最后提出了利用煤屑解吸瓦斯流量测算煤层瓦斯压力和瓦斯含量的计算方法和计算公式。

单词	broken coal
释义	broken coal 简明释义煤块，82-110 毫米的无烟煤块网络释义 1 ?破坏煤 ... 12]、软煤(soft coal)[ 13]、破坏煤(broken coal)[ 14]和突出煤(outburst coal)[ ... 短语 1 broken coal wall 破碎煤壁 2 broken coal roof 破碎煤顶 3 broken coal order 破煤顺序双语例句 1 Because of crack structure, high gas amount, concentrated stress, soft and broken coal, it's very difficult for tunneling. 巷道在掘进时由于受断裂构造的影响，瓦斯含量大，应力集中，煤体松软、破碎，掘进困难。 2 According to the number of practical data coming from drills and mines, the author puts forward classification of broken coal. 本文以陕西韩城矿区北区钻孔和井下大量的实际观测资料为依据，提出了破坏煤分类的方案。 3 Finally the calculation method and formula of coal methane content and pressure are presented by using the emission rate from broken coal. 最后提出了利用煤屑解吸瓦斯流量测算煤层瓦斯压力和瓦斯含量的计算方法和计算公式。
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