The mechanical condition of unloading engineering rock mass is essentially different from traditional loading rock mass.
卸荷状态工程岩体的力学条件与传统的加载岩体有本质的区别。
These theoretical analytical results are proved by experiment on uniaxial static loading rock system under dynamic loading.
上述理论分析与一维动静组合载荷岩石系统的失稳破坏试验结果是吻合的。
Principles and methods for measuring dynamic behavior of rock under shock loading and unloading by shock reverberation technique are described briefly.
本文简述了用反射体法研究受冲击加载和卸载时岩石力学性质的力学原理和试验方法。
We believe, as a additional force source, water level of shallow well acts on the crustal rock in form of fluid loading, pore pressure and chemical erosion, which promotes the Zhangbei earthquake.
认为浅井水位作为一种附加力源，以流体载荷、孔隙压力、化学腐蚀的形式作用于地壳岩石，对张北地震的发生起到了促进作用。
To drill soft, unconsolidated, usually shallow formations by eroding the "rock" below the bit by hydraulic impact loading alone.
钻进松软、非固结，通常是浅地层时，通过仅仅依靠液力冲击载荷去冲蚀破碎钻头下的岩石。
Based on substantial experimental data, the effects of loading rates on the strength, fracture toughness and fragmentation efficiency of rock materials are discussed in this paper.
本文以充分的实验结果为依据，讨论了加载率对岩石材料的强度、断裂韧度和破碎效果的影响。
This paper deals with varying laws of the acoustic and the dynamical mechanical parameters in the process of rock failure under loading.
本文研究了岩石在单轴和真三轴加载的破坏过程与声波参数及动力学参数之间的关系。
This provides a feasible testing method for studying the behavior and constitutive relation of rock failure with medium stain rate under dynamical loading or static and dynamical combination loading.
为研究岩石在中等应变速率下的动态加载或动静组合加载的破坏特性及本构关系提供了一种可行的试验方法。
There is essential difference between the mechanical condition of unloading engineering rock mass and loading engineering rock mass.
卸荷状态工程岩体的力学条件与传统的加载岩体有本质的区别。
The result of experiment has shown that the infrared radiation energy of rock changes obviously with pressure change under the condition of isothermal process loading.
在等温过程加载的条件下，实验得出岩石的红外辐射能量随压力变化显著变化的结果。
A blasting measuring system which include plane wave producer was set up to measure the strain time curves of the rock bar under blasting loading.
以平面波发生器为加载源的爆炸测试系统，直接得出爆炸作用下岩石的应变历程曲线。
Besides, coal mechanical parameters as limit strength and failure style between loading and unloading test have been compared. These conclusions have a plenty for rock mechanics.
将卸载试验与常规三轴加载试验的极限强度、破坏方式等力学参数进行对比，试验结论丰富了卸载岩石力学内容。
Owing to the different mechanics conditions of rock mass engineering under loading and unloading, there are essential distinctions between the mechanics properties of rock masses.
岩体工程具有加载和卸荷两类不同性质的力学状态，在此力学状态各异的情况下，节理岩体的力学特性有本质的区别。
With the single axial loading system and the infrared hot image technology, a probing test research on infrared radiation changes of the coal and rock deformation in Shanxi Shuiyu Mine was conducted.
利用单轴加载系统和红外热成像技术，对山西水峪矿的煤岩变形过程中的红外辐射变化进行了探测试验研究。
The experimental techniques of measuring the rock complete loading displacement curve under the pendulum impact are introduced in this paper.
本文介绍了摆锤冲击压杆测定岩石动态荷载—位移全过程曲线的实验技术。
The uniaxial compression tests under different ways of loading were performed on a variety of rock samples.
用几种不同加载方式对岩石样品进行了单轴压力实验。
The mechanical behavior of rock mass under unloading is different from that of rock mass under loading.
裂隙岩体在加载和卸荷条件下的力学特性有显著的区别。
Rock uniaxial compression experiment on MTS was conducted, and the loading course was tested by using FBG.
在MTS伺服机上进行了单轴压缩实验，借助光纤光栅对加载过程进行了测试。
Stress of soft rock in deep mining is close to strength limit state, rock is sensitive to outer disturbed loading, research project was put forward in order to study rock rheology disturbed effects.
深井软岩的应力状态接近于岩石强度极限状态，对外部扰动载荷十分敏感，为了研究这种高应力状态下岩石表现出的力学特性，提出了岩石流变扰动效应这一研究课题。
At the same time, with some rock samples from Shandong province, sound wave experiments and uniaxial cyclic loading tests are carried out.
同时采用声波实验和单轴循环加载实验相结合的方法，以山东某矿勘探区岩体为试验对象，对取自该矿区的岩样进行了实验。
To study the dynamic response properties of brittle rock under strong impact loading, the stress wave curves were measured using the planar impact technique.
研究脆性岩石在强冲击载荷下的力学响应持性．采用一级轻气炮驱动的飞片撞击实验技术，测量大理岩试件组成的靶板中的应力脉冲波形；
Acoustic emission (AE) in rock specimen was tested under loading and breakage, and AE in rock engineering was surveyed.
对岩石试件加载及破坏过程的声发射进行了试验，对工程岩体声发射进行了监测。
Strain localization of rock sample in uniaxial compression is the result of self-organization of deformation during loading.
应变局部化是加载过程岩样内部变形自组织的结果。
The type of explosive used, rock properties, and method of loading and sequence of firing the holes, affect hole depth, diameter, alignment and spacing.
采用的炸药的类型、岩石的特性、装岩方法、各个钻孔的起爆顺序，这些都影响着钻孔深度、直径、排列和间距的确定。
Rheological properties is an important mechanical properties of rock material. Triaxial creep properties of specimen made of purple mudstone were studied under stepwise loading.
流变性质是岩石材料的重要力学特性，以紫色泥岩为例，在分级加载条件下研究了其三轴蠕变特性。
Rock failure process analysis (RFPA) code is used to study the failure process of rock disks with pre-existing cracks when subjected to static loading.
本文利用岩石破裂过程分析系统（RFPA）研究了含有不同角度预制裂纹的岩石试样在动态载荷作用下的破坏过程。
The acoustic emission regularity and spectrum characteristics of rock under cyclic loading and multi-stage loading during complete failure process were studied.
对循环加载和分级加载条件下岩石损伤破坏全过程的声发射规律和频谱特性进行了研究。
The tests and numerical models of rock interfaces and joints under cyclic shear loading are reviewed, and a new constitutive model is developed.
回顾岩体结构面切向循环加载的力学试验和数值模型，并建立新的本构模型。
The principle of a new static loading test method for weak rock masses, a method of borehole elastic modulus gauge, is described.
介绍了在软弱岩体中静荷载测试中钻孔弹模计法的原理和方法，并将该法运用到现场，得到了软弱岩体的压力变形的两种特殊形式。
The principle of a new static loading test method for weak rock masses, a method of borehole elastic modulus gauge, is described.
介绍了在软弱岩体中静荷载测试中钻孔弹模计法的原理和方法，并将该法运用到现场，得到了软弱岩体的压力变形的两种特殊形式。
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