英语词汇coal dust index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

1
?煤尘指数
... 煤尘沉降 dust precipitation 煤尘指数 coal dust index 煤尘煤粉 coaldust ...

短语

1
According to national statistics, coal mines with coal dust explosion risks account for 60% of all coal mines, among which coal mines with explosion index over 45% accounting for 16.3%.
据统计全国煤矿中，具有煤尘爆炸危险的矿井占煤矿总数的60%以上，煤尘爆炸指数在45%以上的煤矿占16.3%。
2
The results showed that with the main air pollution in China being coal dust, the comprehensive air pollution index of Shenyang was the highest, Dalian the lowest and Zhengzhou in the middle.
结果显示我国大气污染属煤烟型，污染的综合指数以沈阳最高，郑州次之，大连最低。

单词	coal dust index
释义	coal dust index 简明释义煤尘指数网络释义 1 ?煤尘指数 ... 煤尘沉降 dust precipitation 煤尘指数 coal dust index 煤尘煤粉 coaldust ... 短语 1 explosive index of coal dust 煤尘爆炸指数 2 plosive index of coal dust 煤尘爆炸指数双语例句 1 According to national statistics, coal mines with coal dust explosion risks account for 60% of all coal mines, among which coal mines with explosion index over 45% accounting for 16.3%. 据统计全国煤矿中，具有煤尘爆炸危险的矿井占煤矿总数的60%以上，煤尘爆炸指数在45%以上的煤矿占16.3%。 2 The results showed that with the main air pollution in China being coal dust, the comprehensive air pollution index of Shenyang was the highest, Dalian the lowest and Zhengzhou in the middle. 结果显示我国大气污染属煤烟型，污染的综合指数以沈阳最高，郑州次之，大连最低。
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