And rocky pattern meams brittle fracture.
脆性断裂则形成岩石状花样。
Crazing is the invariable precursor of brittle fracture.
出现小裂纹必然是脆性断裂的前兆。
The fracture mechanism of this composite was brittle fracture.
本复合材料断裂表现为脆性断裂。
The cause of brittle fracture on hacksaw blades - blank were analyzed.
检验分析了机用锯条坯脆断的原因。
The cause of brittle fracture on power hacksaw blades-blank were analyzed.
检验分析了机用锯条坯脆断的原因。
Wear mechanisms of coating was mainly micro-ploughing and brittle fracture.
涂层磨损机制主要为犁沟切削和脆性断裂。
Longitudinal crack of drill pipe box joint is brittle fracture at low stress.
钻杆接头的各种纵向开裂属于低应力脆性断裂。
In the late Yanshan orogeny, this area was characterized by brittle fracture.
燕山晚期本区以脆性构造为主，断裂构造发育。
And there exists a ductile to brittle fracture transition caused by loading rate.
存在由加载速率变化引起的韧脆断裂转变。
Structural Steels tend to brittle fracture at low temperature and with high thickness.
随着温度的降低和厚度增加，钢材的脆性增加。
Some opinions about brittle fracture, gray spot and impurities in the weld are proposed.
对焊缝缺陷脆性断口、灰斑、夹杂物提出了见解。
It was concluded that brittle fracture of the valve body was the result of poor casting quality.
结果表明，该阀体爆裂属脆性断裂，爆裂系截止阀材质、组织及铸造质量差所致。
The failure of the driving shaft in a hoister is caused by typical brittle fracture under low stress.
卷扬机传动轴的断裂为典型的低应力脆断事故，主要原因是传动轴的组织疏松、晶粒粗大、。
There exist a complex brittle fracture system and a tectonic stress field within 2000 m of the main hole.
在主孔2000米之内，存在复杂的脆性破裂系统和构造应力场。
Wire wrapped on cement pipe occurs brittle fracture in crack of cement pipe supplying water under pressure.
水泥管在输水加压后产生爆裂，水泥管缠绕钢丝产生脆断。
Brittle fracture. Fracture that occurs by rapid crack propagation and without appreciable macroscopic deformation.
通过快速裂纹扩展发生断裂，没有明显的宏观变形。
Calculation methods of crack spread length are investigated by means of stress theory and brittle fracture theory.
本文从强度理论和脆断理论两方面对此情况下裂纹传播长度的计算方法进行探讨。
The fracture is brittle fracture, and the reason is that material of forming dies takes place the temper brittleness.
引起脆性断裂的原因是成型模产生了回火脆性。
Based on the smeared cracking theory, a brittle fracture model for tensile state of compacted cohesive soil is proposed.
利用弥散裂缝理论，提出了压实黏土拉伸状态下的脆性断裂模型。
There is brittle fracture frequently during drawing the high carbon wire rod 82b, which is used for pre-stressed strand.
预应力钢绞线用优质高碳盘条82b在拉拔过程中常出现脆断现象。
The result indicates that the large grain brittle inclusion in the molten steel is the key factor can lead to brittle fracture.
通过对高碳帘线钢线材断口试样的检验分析，认为钢中大颗粒脆性夹杂物是导致脆断的重要原因。
The pattern of a brittle fracture surface of FEP copolymer is confirmed as fracture curve and the center of each curve is a flaw.
用金相显微镜等方法确认了国产FEP树脂的脆性断裂图案是断裂曲线，曲线中心为弱点。
It is recognized that the scaling failure of nodular iron composite rolls in hot rolling is a problem of fatigue brittle fracture.
论述了热轧过程中球墨铸铁复合轧辊的掉皮破损属于疲劳脆性断裂的原因。
This paper proposes the analytical method for fracture mode and design method for prevention of brittle fracture at low temperature.
提出了钢结构断裂模式的分析方法和钢结构低温脆断设计方法。
It show that the fracture surface of pure epoxy resin appears brittle fracture, but the modified epoxy resin appears gliding fracture.
电镜图片表明，纯环氧树脂断裂面呈现明显的脆性断裂，而改性环氧树脂为韧性断裂。
The interface layer of metallurgical bonding will not induce brittle fracture and will share the ductile SEM fractographs of the substrate.
这种界面冶金结合层并不会引起脆性断裂，具有与基材相同的韧性断口形貌。
The paper disclosed first a ductile to brittle fracture transition of PVC caused by increasing loading rate at several constant temperatures.
展示了聚氯乙烯（PVC）在不同温度下由试验速率增加而引起的韧脆性转化。
The paper disclosed first a ductile to brittle fracture transition of PVC caused by increasing loading rate at several constant temperatures.
展示了聚氯乙烯（PVC）在不同温度下由试验速率增加而引起的韧脆性转化。
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