...stratum softening by water 本文针对在PHC管桩基础设计与施工中存在的有关桩身抗水土腐蚀的防护 water bearing stratum 含水层 water proofing stratum 防水层 ..
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An aquifer is a water - bearing rock stratum such as sandstone and chalk.
地下蓄水层是一些有水的岩石层，如沙岩和白垩岩。
Based on hydrochemical data of water samples from each water-bearing stratum, a discernment model of mine shaft water resource outburst is established using fuzzy comprehensive evaluation.
根据各含水层水样的水化学资料，用模糊综合评判方法建立矿井突水水源判别模型，并通过与其它方法对比，效果较。
Groundwater system of Cretaceous system of Ordos basin in terms of system of water-bearing stratum of groundwater was divided and analysesed.
从地下水含水层系统的角度对鄂尔多斯盆地白垩系地下水系统进行了划分和分析。
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