According to practice and experimental observation, the structure planes effect and engineering geology mechanics principle of rock-mass blasting were discussed.
基于生产实践和试验观测，探讨了岩体爆破结构面效应、岩体爆破工程地质力学原理。
Moreover, the blasting parameters for different levels of rock-mass were determined by making a series of field application experiments.
通过在爆破生产中试验应用，确定了不同级别岩体的爆破技术参数。
Therefore, making a thorough study on the fragment size in rock mass blasting is of momentous practical significance.
因此，对岩体爆破块度的研究具有重要的实际意义。
The rock mass main structure is one of the main factors that controls the rock mass blasting effect.
岩体中主结构面是控制岩体爆破效果的主要因素之一。
Blasting induces damage and fragmentation of covering rock mass in subsea tunnel that serious situation might cause tunnel collapse and water burst.
爆破会对海底隧道覆盖岩体造成损伤和破坏，严重情况会引起隧道塌方和突水等事故。
The result of blasting simulation clearly shows the movement of the silo is due to the unsteadiness jointing rock mass under applied blasting vibration load.
计算结果较好地反映了竖井周围岩体不稳定关键块在爆破振动作用下沿断层破坏、崩落的动力学过程。
The movement law of the smashed rock mass in the cut blasting was studied using two phase flow method drawn on the experience of industry.
借鉴工业生产中的两相流动方法研究掏槽爆破中的颗粒运动规律。
In this paper, the design of blasting scheme, the selection of blasting parameters, charging structure and sound wave measurement in a rock mass were introduced.
本文介绍了爆破方案的设计、爆破参数的选取、装药结构以及岩体中声波的测定。
The blasting of slope excavation results in the damage of rock mass consequentially.
边坡开挖爆破必然造成边坡岩体的损伤。
The range and process of the rock mass deformation are related to the geological conditions, blasting, and c…
岩体变形大小与变化过程还与地质条件、施工爆破、锚固等因素有关。
Smooth blasting of slope excavation would inevitably bring on damnification of slope remaining rock mass.
边坡开挖爆破必然造成边坡保留岩体的损伤。
The results of the present research can provide the theoretical basis about the blasting fracture of rock mass with joints.
研究结果可以为节理岩体的断裂爆破提供理论依据。
Mold experiment and numerical simulation methods are adopted analyze the mechanical properties evolution of rock mass under blasting shock load in this paper.
通过实验室模型试验以及对具体边坡工程的数值模拟相结合的方法分析了在爆炸冲击载荷作用下岩体力学特性的演化过程。
The present development of study on jointed rock mass blasting by scholars all over the world are described and some common mathematical models are analyzed in this paper.
描述了目前国内外学者对节理岩体爆破的研究进展，分析了常用的一些数学模型，阐述了人们对爆破块度的测定及预报情况以及计算机模型模拟及其应用。
The process of the dynamic unloading of the initial stress can be employed to explain the mechanism of the loosing of jointed rock mass during rock excavation by blasting.
岩体初始应力场的动态卸载过程能较好解释节理岩体开挖过程的松动机理。
It is concluded that the rock mass structure has a not negligible influence when a quality threshold has to be set for a tunnel blasting operation;
研究表明，在必须为隧道爆破作业规定质量参数临界值时，岩体构造有不可忽视的影响。
Presplit blasting mainly affects the upper part of rock mass.
预裂爆破对爆孔上部岩体影响较大。
The research results can provide theoretical basis for directional fracture with controlled blasting of jointed rock mass.
研究结果可为节理岩体定向断裂控制爆破提供理论依据。
The positioning accuracy of the system has been adjusted according to the blasting test, by which the real-time monitoring stress state of rock mass corresponding to mining is realized.
通过对现场定点爆破的测试，校验了系统的定位参数，实现了对采矿活动过程中围岩应力状态的实时监测。
The positioning accuracy of the system has been adjusted according to the blasting test, by which the real-time monitoring stress state of rock mass corresponding to mining is realized.
通过对现场定点爆破的测试，校验了系统的定位参数，实现了对采矿活动过程中围岩应力状态的实时监测。
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