For the unsaturated soil, this method provides a very accurate estimate of earth pressure from the direct shear experimental indexes, which overcomes the shortage of the extended Rankine theory.
对于非饱和土，采用简单易得的直剪试验指标应用广义朗肯土压力公式就可以得到相当精确的结果，弥补了扩展朗肯土压力理论的不足。
The gearbox of the direct shear device may provide 15 shear rates.
非饱和土直剪仪备有15档剪切速率。
A new in-situ direct shear testing method for large-grained rockfill materials is introduced.
介绍了一种适用于大颗粒堆石材料的新型现场直剪试验法。
A new type direct shear apparatus was designed as a basic laboratory instrument to solve this problem.
新型路面直剪仪正是为解决这一问题而设计开发的一种基础试验仪器。
The development of NHRI-4000 high performance direct shear apparatus with large contact surface is introduced.
介绍了NHRI- 4000型高性能大接触面直剪仪研制与运用情况。
Besides, correlation between the strength indexes of direct shear test and consolidated quick direct shear tests were studied.
此外，还对典型土层直剪试验和固结快剪强度指标间的相关性进行了研究。
The shear, compression and seepage characteristics of coal wastes are studied by direct shear tests, compression tests and seepage tests.
采用现场大型直剪试验、推剪试验、压缩试验和压水试验，分别研究了矸石山体的抗剪特性、压缩特性和渗透特性。
Compression tests, tension tests and direct shear tests on light concrete show that it can be used as a new material for embankment filling.
通过室内抗压、抗拉及抗剪强度试验，说明了轻型混凝土可作为一种新型的路堤填筑材料。
The proposed mechanism could explain the phenomenon in direct shear test, and the calculated results coincided well with experimental results.
通过与前人的试验比较，表明提出的破坏机理能较好地解释试验现象，理论计算的峰值强度与试验实测值吻合较好。
In the paper we use the shear strength parameter of triaxial compression test under the starting water content to correct the direct shear strength parameter.
利用启动含水率下的三轴试验参数对直剪试验参数进行了修正。
In order to study the fiber, fiber cement on the strength of Yunnan red clay, red clay of the improved direct shear tests carried out and the unconfined compression test.
为了研究纤维、纤维水泥对云南红粘土强度的影响，对改良后的红粘土进行了直剪试验和无侧限抗压试验。
Some better ideas to solve the problems that existed in the repeated drained direct shear test, such as the test time is so long and the results of the test are not logical .
就现行排水反复直接剪切试验中所存在的问题，如时间长，试验结果不理想而提出了一些改进办法。
Direct tensile, acceleration, and shock wave tests belong to the tensile test group, whereas adhesive tape, direct shear, peel and scratch tests belong to the shear test group.
直接拉离、加速和冲击波等方法属于拉力法，而胶带、直接剪切、剥离和划痕等方法属于剪切法。
With the development of the study, it is potential of the estimation-method to directly provide the parameters of the shear strength of rock joints replacing the direct shear test.
随着研究的不断深入，估算方法有可能替代直剪试验直接提供岩体结构面抗剪强度。
Based on the exploration and sampling on the spot and with plenty of direct shear tests, it can be concluded that the roots can enhance the ability of resist shear strength of soil.
基于实地踏勘和取样，通过大量室内直剪试验发现根系对土壤抗剪能力的提高有一定影响。
In order to investigate changes in the shear characteristics of loess soil when wetted, direct shear box test using the undisturbed and remolded samples of Malan loess soil was conducted.
为了研究湿化后的黄土剪切特征的变化，进行了对马兰黄土未经扰动和重塑土样的直接剪切盒测试。
Adhesive layer materials for different conditions may be recommended by using of direct shear test and pullout test with SBR modified emulsion asphalt, SBS modified asphalt and Japan epoxy binder.
采用SBR改性乳化沥青、SBS改性沥青和日本环氧粘结剂三种层间粘结剂，利用直剪试验和拉拔试验进行层间抗剪性能分析，可以推荐出适合不同条件的粘结层材料。
Direct shear tests were conducted with three kinds of rock joints that contained in limestone from a underground mine, deformation behavior and roughness effect of the joints are discussed.
在对三种岩石结构面进行直接剪切试验的基础上，探讨了结构面的变形特性和表面粗糙度的效应。
Direct shear tests were conducted with three kinds of rock joints that contained in limestone from a underground mine, deformation behavior and roughness effect of the joints are discussed.
在对三种岩石结构面进行直接剪切试验的基础上，探讨了结构面的变形特性和表面粗糙度的效应。
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