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含煤地层 [hán méi dì céng]
[地质] coal-bearing stratum
- 通过对双桦煤田含煤地层的研究，总结出了双桦煤田的一般成煤规律。
Through researching on coal-bearing stratum in Shuanghua coal field, the usual coal formation rules are reviewed. - 含煤地层为中下侏罗统江仓组，成煤环境属中生代断陷盆地内河湖、沼泽相沉积。
Coal-bearing strata belong to Middle-Lower Jurassic Series Jiangcang Formation, coal-forming environment was Mesozoic faulted basin fluviolacustrine, bog facies. - 华北盆地南部石炭-二叠系是我国重要的含煤地层，其天然气勘探开发前景十分广阔。
Carboniferous-Permian in the South of North China Basin is an important coal-bearing series with broad prospect in gas exploratory development in our country.
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