brittle failure
脆性破坏;脆性疲劳;脆性失败
2025-11-23 10:30 浏览次数 8
脆性破坏;脆性疲劳;脆性失败
depth of brittle failure破坏深度
brittle burst failure脆性爆裂
brittle e failure脆性破坏
brittle splitting failure脆性劈裂破坏
brittle shear failure脆性剪切破坏
Brittle failure time脆性破坏时间
brittle fracture脆性破坏
intergranular brittle failure沿晶脆断
brittle intergranular failure脆性晶间破坏
brittle fracture failure脆断失效
the phenomenon is harm to full elaborate of material latent capacity and makes the section occur brittle failure code.
这种现象的存在不利于充分发挥材料潜能,并且使截面最终呈现脆性破坏特征。
when the value of flaw angle is close to that of failure angle, the specimen is easy to emerge brittle failure with prominent stress decrease.
当预置裂纹缺陷的角度与试样的破坏角接近时,试样最容易发生脆性破坏,并产生很大的应力降。
the following conclusions are obtained: there are sensible elastic deformation and brittle failure feature in the oilwell cement under monopodium stress conditions.
结果表明,单轴应力条件下水泥石具有明显的弹性变形及脆性破坏特征;
the investigation on the brittle failure behavior of rock mass containing flaws is one of the important research fields of solid mechanics, especially in rock mechanics.
开展含三维裂纹缺陷巖石破坏行为的研究,是当今固体力学特别是巖石力学研究的重要课题之一,具有重要的学术和工程意义。
flake crack in a big range is the main failure mode, and the rupture on a section is a rare occasion. both are brittle failure modes.
破坏形态多为较大范围内发生片状裂开破坏,偶见某一断面断裂破坏,均为脆性破坏;
the brittle failure of the foundation bolt for ladle turntable under the static load and low stress happens due to unsuitable between intensity and toughness in this high strength steel.
介绍了钢包回转台地脚螺栓在低应力状态下发生脆性断裂的实例。
on the basis of these field and experimental results he suggests the creep dilatancy theory (1981, 1983) and the simplified brittle failure theory.
在这些现场和实验室研究结果的基础上,作者提出了蠕变扩容理论(1981~1983)和简化的脆性破坏理论。
the dramatic brittle failure of marble may happen more frequently if the circumferential strain approaches or exceeds the axial strain.
当环向应变接近或超过轴向应变时,大理巖发生剧烈脆性破坏的可能性将明显提高。
this paper analyses the reason that brittle failure is occurred and the factor that can influence brittle failure.
分析了钢结构发生脆性断裂的原因、影响结构脆性破坏的因素,提出了预防脆性破坏的措施。
and the susceptibility to brittle failure increase with hydrogen increasing, under the sustained loading, ductile cracking appears.
且随氢含量升高,氢脆敏感性增加:在恒载荷的作用下,该合金裂二纹开始扩展时显示的是韧性起裂;
completely decomposed granites with different structures are featured by brittle failure and creeppattern in triaxial tests.
结构特征不同的全风化花岗巖三轴试验分别表现出脆性破裂和塑性蠕变破坏特征。
the prime reasons of brittle failure on high temperature flue gas pipelines of catalytic cracking units in several refineries were analyzed in resent years.
对近几年多家企业催化裂化装置高温烟气管线膨胀节的爆裂失效主要原因进行了分析,并根据分析结果提出了预防开裂的措施。
combining with the cohesive crack model, the behavior of structure in the range from ductile to brittle instability and the factors influencing the brittle failure are studied.
结合粘结裂纹模型,研究了结构从延性到脆性失稳的特性以及引起脆性破坏的影响因素。
how to describe the brittle failure process for geomaterials is a challenging problem.
对巖土材料的脆性破坏过程进行正确描述是很困难的。
the test result shows that the stress-strain curves of both materials are almost linear and they have the characteristics of the brittle failure behavior.
研究发现无论是三维机织材料的拉、压,还是二维层合板的拉、压的应力—应变曲线都可近似为直线关系,而且具有脆性破坏的特点;
the study has shown that: the coal shows much less brittle failure because the grout in it can continue the deformation of the coal sample;
研究结果表明:浆液的存在延续了煤样的变形,减少了煤样试件的脆性破坏;
therefore, the study on the behavior of the beam-column connections to improve ductility as well as to prevent brittle failure was carried out in this research.
钢框架梁柱节点的连接性能研究引起国内外的广泛关注,尤其是通过改善节点的变形性能从而提高结构的延性已成为钢结构研究的焦点。
the first law is suitable for the analysis of brittle failure of slopes, such as rock avalanches, rock-falls and rock toppling failures.
第一律适用于斜坡的脆性破坏分析,例如巖崩、滚石和巖体倾倒破坏;
the stress-strain relationship curve of the cement soil tends to soften, with an obvious peak point, it being mainly in a brittle failure state.
水泥土的应力—应变曲线呈软化型,存在明显的应力峰值点,以脆性破坏为主;
rock burst was a dynamic phenomenon of the sharp brittle failure of wall rock with giant sonic, and thrown out of large quantity of rock or coal .
沖击地压是指在集中应力作用下,煤体或巖体内积聚的弹性应变能在一定条件下突然释放,使煤或巖体发生急剧脆性破坏并向采掘空间抛出的一种动力现象。