The results indicate that when cutting height increase,the plastic failure fields augment,the top-coal break up seriously,and the odds of rib spalling and roof fall increase,so we should adopt corresponding prevention measures.
当机采高度增大时,煤体塑性破坏区域增大,顶煤破碎严重,同时煤壁片帮冒顶的几率增高,应增加相应的防治措施。
The paper recounts the characteristics of beam-to-column connection failures of steel construction from welding quality,scale of plastic hinge and pressure distribution of beam flange and analyzes the causes of brittle failure occurrence.
从焊接质量、塑性铰范围、梁翼缘应力分布3个方面阐述钢结构梁柱节点脆性破坏的形态特征,并分析了钢结构梁柱节点发生脆性破坏的原因,且从节点连接强度和采用3种新型节点两个方面简要阐述了保证节点强度的措施,为钢结构梁柱设计与研究提供参考。
Based on the discussion properties of brittle failure of frozen soil, requirements on dimension of sample for the definition of fracture toughness under linear elastic and plane strain condition are analyzed in this paper.
在讨论冻土脆性破坏特征的基础上,分析了线弹性适用条件及平面应变断裂韧度测试对试样尺寸的要求。
Aiming at brittle failure of hard rock(taking limestone for example),true triaxial and acoustic emission experiments are adopted to study the mechanical characteristics,deformation and failure mechanisms,characteristics of acoustic emission(AE) activities and law of energy release.
针对硬岩的脆性破坏问题,利用真三轴和声发射(AE)试验系统研究了灰岩试样在不同应力路径和应力水平下的力学特征与变形破坏机理、AE活动特征及能量释放规律。
But the computer virus, with its infectivity and destructibility, is playing havoc with our normal lives.
知识经济时代,人们的生产和生活已经离不开计算机及计算机网络,但计算机病毒却以它极强的传染性和严重的破坏性危及着我们的正常生活。
A destructive or damaging influence.
毁灭毁坏性或破坏性影响
Declaration on Apartheid and Its Destructive Consequences in Southern Africa
关于种族隔离及其对南部非洲破坏性影响的宣言
Special session of the General Assembly on apartheid and its destructive consequences in Southern Africa
关于种族隔离及其对南部非洲破坏性影响的大会特别会议
The impact of Western civilization has been highly disruptive.
西方文化的影响具有高度的破坏性。
Irrigation systems are also vulnerable to a tsunami's destructive effects.
灌溉系统也容易受到海啸毁灭性破坏的影响。
The Effect of the Progressive Failure of the Rock Mass on the Slope Stability in Dexing Copper Mine
德兴铜矿岩体渐进破坏对边坡稳定性的影响
Study on the Influence Scope of Destructive Earthquake Based on Structural Response of High-Rise Buildings
基于高层结构反应的破坏性地震影响范围研究
Infulence of Structure and Material on Semi-rigid Base of Asphalt Pavement;
半刚性基层沥青路面早期破坏结构与材料特性影响分析
These antibodies may affect the brain, causing damage which can lead to dementia.
这些抗体可能会影响大脑，造成功能性破坏，最终导致痴呆。
Effects of the Microtubule Damage on the Opening of Mitochondrial Permeability Transition Pore in Hypoxic Cardiomyocytes.;
缺氧心肌细胞微管破坏对线粒体通透性转换的影响及其机制研究
Studies on Photoinhibition, Photoprotection Mechanisms, and the Effects of Zinc on Them in Broccoli (Brassica Oleracea L. Var Italicap) Leaves
青花菜叶片的光抑制特性和光破坏防御机制及锌的影响
Effects of Disruptive Behavior Disorders on Prognosis of Attention Deficit Hyperactivity Disorder in Adulthood
破坏性行为障碍对注意缺陷多动障碍患儿成人期预后的影响
Stability Influencing Factors and Destability Judgment Basis of Tunneling Wall Rock
隧道工程围岩稳定性影响因素分析与破坏基本判据
Analysis of FEM on behaviour of steel-reinforced concrete composite beam with shear(Ⅱ)--Failure mode and influence behaviors of design parameters
SRC组合梁剪切性能的有限元分析(Ⅱ)——破坏模态和设计参数影响规律
Corrosion Effect of Manual Arc Welding Specification on Welding Joint of 12X18H10T Steel Under the Condition of Acid Medium
手弧焊规范对酸性介质中12X18H10T钢焊接接头腐蚀破坏的影响
Influence about Weld Joint Property and Destruction of Aluminium Lithium Alloy by Argon Arc Welding Method
氩弧焊接方法对铝锂合金焊接接头性能和破坏的影响
Influence of interfacial strength on fracture process and mechanical properties of fiber composites
界面强度对纤维复合材料破坏及力学性能的影响
Many water sources have been destroyed or very badly infective affected.
许多水源遭到破坏，或严重受到影响。