英语词汇coal series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
The synthesis of detergent-used 4A zeolite from coal-series Kaolin which was treated with sulfuric acid firstly was studied.
研究了以煤系高岭土为原料，经硫酸处理后采用水热转化法合成洗涤剂用4A沸石的方法。
2
The Late Mesozoic characterized by higher temperature gradient is main period of gas generation and migration of Paleozoic coal series and carbonates.
中生代晚期地温梯度高，是古生界碳酸盐岩及煤系地层的主要生气期和运移期。
3
The coal series origin theory and the carbonate origin theory both provide abundant geochemical data, but there are much doubt about them.
煤系成因说、碳酸盐岩成因说都提供了丰富的地球化学资料，但也留下不少的疑问。

单词	coal series
释义	coal series 简明释义煤系网络释义 1 ?煤系 ... 煤层〔炭层〕 coal-seam 煤系 coal-series 接合冲积扇 coalescing alluvial fan ... 短语 1 coal series kaolinite 煤系高岭土 2 coal series 煤化系列 3 coal series gas 煤系气双语例句 1 The synthesis of detergent-used 4A zeolite from coal-series Kaolin which was treated with sulfuric acid firstly was studied. 研究了以煤系高岭土为原料，经硫酸处理后采用水热转化法合成洗涤剂用4A沸石的方法。 2 The Late Mesozoic characterized by higher temperature gradient is main period of gas generation and migration of Paleozoic coal series and carbonates. 中生代晚期地温梯度高，是古生界碳酸盐岩及煤系地层的主要生气期和运移期。 3 The coal series origin theory and the carbonate origin theory both provide abundant geochemical data, but there are much doubt about them. 煤系成因说、碳酸盐岩成因说都提供了丰富的地球化学资料，但也留下不少的疑问。
随便看	high cellulose type high cellulose type electrode high center high center high center high-centered high-centering high center high center of gravity high center high-centers high-centre high centre high centres high-centres highcetane fuel high cetane fuel high-cetane fuel highchair high chair high-chair high chair highchair high chair high challenge