英语词汇coal rank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

短语

1
With the rise of the coal rank, the crystallinity of kaolinite and its order in the anthracite bed go up.
随着煤变质程度的升高，煤层夹矸中高岭石的结晶度、有序度也随之升高。
2
Based on "The Data Bank of Chinese coal Rank source" coal sources and characteristics of Huabei district were analysed and evaluated.
本文以《中国煤种资源数据库》的数据为主要依据，对华北区煤炭资源及煤质特征进行了分析评定。
3
The effects of coal rank, pyrolytic temperature of coal and mineral matter in coals or chars on their ignition temperature were determined.
使用可在加压下测定着火点的装置，研究了煤化程度、煤中矿物质和煤焦干馏温度对煤或煤焦的催化着火的影响。

单词	coal rank
释义	coal rank 简明释义 [矿业] 煤级网络释义短语 1 coal rank semifusinite 煤化半丝质体 2 type of coal rank 煤阶类型 3 fired coal rank 燃用煤种双语例句 1 With the rise of the coal rank, the crystallinity of kaolinite and its order in the anthracite bed go up. 随着煤变质程度的升高，煤层夹矸中高岭石的结晶度、有序度也随之升高。 2 Based on "The Data Bank of Chinese coal Rank source" coal sources and characteristics of Huabei district were analysed and evaluated. 本文以《中国煤种资源数据库》的数据为主要依据，对华北区煤炭资源及煤质特征进行了分析评定。 3 The effects of coal rank, pyrolytic temperature of coal and mineral matter in coals or chars on their ignition temperature were determined. 使用可在加压下测定着火点的装置，研究了煤化程度、煤中矿物质和煤焦干馏温度对煤或煤焦的催化着火的影响。
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