This research plays an important guiding role and provides a significant reference value for tunnel construction in watery and weak stratum.
该成果对富水软弱地层隧道修建具有重要的指导作用和参考价值。
Parametersand steps of weak stratum testing are embodied, which establish stable foundation for testing in-situ and weak stratum's precision determinant.
并对软弱不良地层测试的参数设计、测试步骤等给出了具体的操作流程，为现场测试和软弱不良地层的准确判定奠定了坚实的基础。
Mukence watershed is located in the East Rift Valley and belongs to the Liji Mudstone area with more complex and unfavorable geologic conditions and weak stratum.
木坑溪集水区位于台东纵谷，为利吉层泥岩之代表地区，地质复杂，地层脆弱。
Rayleigh wave technique is widely used in engineering geological exploration and engineering quality testing recently, but testing of weak stratum is not studied thoroughly.
瑞雷波技术已经广泛用于工程物探和质量检测中，但对软弱地层的探测尚缺乏系统深入的研究。
On the other hand, the study on work performance of pressure-dispersive anchor in rock stratum and weak rock stratum especially is not sufficient in the civil geotechnical engineering circles.
另一方面，国内岩土工程界对于压力分散型锚杆在岩层，特别是在软弱岩层中的工作性能所进行的研究还相当少。
When there is weak underlying stratum bellowed the soil which is not be reinforced, the weak underlying stratum should be taken checking computations.
当桩端未加固土层以下有软弱下卧层时，应对其进行软弱下卧层验算；
The direct calculation formulas of the rectangular foundation containing weak underlying stratum are induced and a computer program is developed.
推导出具有软弱下卧层土矩形基础的直接计算公式，编制了相应的计算机程序。
In order to limit the sink of surface and maintain the stratum stable, it's necessary to do pre-support and consolidation, when tunnels would be constructed in soft or weak geology stratum.
在软弱松散或不良地质地层中以及在城市地铁中修建隧道时，为了能够有效地限制地面沉陷，并全面地保持地层处于稳定状态，需要对地层进行超前预支护加固。
The false top is the existence pole exchanges weak caving rock stratum between the coal seam and direct top. In the coal mining, it may often be happened.
伪顶是在煤层与直接顶之间存在的极易垮落的软弱岩层，在井下采煤工作面回采时，会常常遇到。
The false top is the existence pole exchanges weak caving rock stratum between the coal seam and direct top. In the coal mining, it may often be happened.
伪顶是在煤层与直接顶之间存在的极易垮落的软弱岩层，在井下采煤工作面回采时，会常常遇到。
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