Based on unloading tests of rock samples, the deformation, parameters and fracture features of rocks under unloading are studied.
基于岩石试件的卸荷试验，研究卸荷条件下岩石的变形、参数及破裂特征。
On this basis, triaxial cyclic loading and unloading tests of argillite with obviously bedded structures are designed and completed.
在此基础上，设计并完成具有明显层理状结构的泥质板岩的三轴循环加卸载试验。
Cyclic loading-unloading tests of Fangshan marble specimens were made using a conventional triaxial testing machine and the main test results are presented in this paper.
本文介绍了作者们在常规三轴试验机上对房山大理岩试件做的循环载荷试验以及主要的实验结果。
On the basis of unloading tests of rock sample, the deformation and fracture features of unloaded rock mass are studied in conjunction with fracture systems of some large excavation project.
在岩石试件卸荷试验的基础上，结合大型开挖工程，研究了岩体在卸荷状态下的变形破裂特征。
Performance tests consist of incremental loading and unloading of anchors to verify sufficient capacity to resist the test load verify the free length and evaluate the permanent set of the anchor.
性能试验应包括渐进式装卸锚杆，以验证锚杆有足够的能力抵抗试验荷载，确认自由长度，并估算锚杆的永久变形量。
Deformation properties under unloading have been studied through large Numbers of tests.
通过大量试验，研究了淤泥在卸荷作用下的变形特性。
On the basis of theoretical analyses, simulation tests and application actuality, an optimized design on the structure of auxiliary unloading system is made.
在理论分析、模拟试验和实际使用的基础上，对辅助卸油装置的结构进行了优化设计。
Through many direct shearing tests, shear strength of unloading was studied. The concept of unloading ratio and the residual strength were put forth.
通过大量的室内抗剪强度试验，提出了卸荷比、临界卸荷比、极限卸荷比和强度残留率概念。
Volume contraction in unloading is known in shear tests of most kinds of soils.
卸载体缩是很多土在剪切试验中表现出的一种变形特性。
The purposes of the tests are to determine, the consolidated condition of this layer in natural state, the in-situ shear strength and the variation of shear strength under loading and unloading.
试验的目的是为了明确该土层的天然固结状态，天然强度及加荷、卸荷状态下的强度变化规律。
Unloading confining pressure tests could be controlled by stress and deformation.
荷试验包括应力控制和变形控制两种方法。
In-situ deformation tests are made at 35 points in the unloading zone with conditions of loading path and the maximum pressure similar to that of the arch dam acting on the rock mass.
在卸荷带内进行35点原位变形试验，其加载路径和最大压力与拱坝作用于岩体的条件相似。
Based on a series of plane strain cyclic tests on air-dried Toyoura sand, the viscous properties of sand under loading-unloading conditions are presented.
通过丰浦砂的平面应变循环加载试验，分析砂土在加–卸载条件下相应的黏性特征。
Using the RMT-150B servo-controlling testing machine, unloading mechanical tests of marble under high confining pressure and high water pressure conditions were carried out.
利用伺服机对大理岩进行高围压及高围压高水压岩石的卸荷力学试验。
A series of 1-d consolidation tests are carried out for soft remolded clay under overloading-unloading and reloading.
采用软土重塑试样进行了超载卸荷后再压缩过程的一维压缩试验。
A series of 1-d consolidation tests are carried out for soft remolded clay under overloading-unloading and reloading.
采用软土重塑试样进行了超载卸荷后再压缩过程的一维压缩试验。
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