... qualitative filter paper 定性滤纸 qualitative formation evaluation 定性地层评价 qualitative indication 定性指示 ...
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During the process of CBM development, well testing, as the means for formation parameters and the quantitative and qualitative evaluation to coal bed, is an important link.
煤层气开发过程中，试井测试作为求取地层参数及对煤层进行定量和定性的评价的手段，是不可或缺的重要环节。
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