This makes the bone become very brittle and easier to fracture.
这使得整体骨骼变得非常脆弱，而且容易骨折。
Crazing is the invariable precursor of brittle fracture.
出现小裂纹必然是脆性断裂的前兆。
The paper discusses over the influence exerted by welding residual stress on the static strength, brittle fracture and stress-corrosion cracking of metal structure.
本文介绍了焊接残余应力对金属结构的静强度、脆性断裂以及应力腐蚀开裂的影响。
Some elastomers and metals such as carbon steel may become brittle at low temperatures and will easily fracture.
一些人造橡胶和金属，如碳钢在低温下会变脆，从而容易破裂。
Sanshandao gold mine is located in the northwest of Shandong peninsula, structure and magmatic activity of this area are strong, and it is characterized by development of brittle fracture.
三山岛金矿区位于胶东半岛西北部，区内构造、岩浆活动强烈，以发育脆性断裂为特征。
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。
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。
Fracture mechanism, initiation and propagation of cracks, and the control method of cracks in rock like brittle material under dynamic load are described in this paper.
本文主要论述了动荷载作用下岩石等脆性材料的断裂破坏机理、裂纹形成与扩展以及裂纹的止裂与控制等内容。
Neutron irradiation-induced phosphorus intergranular segregation in the reactor pressure vessel steels is the one of main reasons resulting in brittle fracture of the nuclear reactor vessel.
中子辐照引起的核反应堆压力容器钢中磷的晶间偏析是导致核反应堆压力容器脆性断裂的主要因素之一。
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 results show that brittle fracture occurs in matrix and the P-WCMOD(crack mouth opening displacement) curve is linear till loading to failure.
实验结果表明：水泥基体发生脆性断裂，从加载到试件破坏P-WCMOD曲线一直呈线性；
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。
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。
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。
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 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。
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。
The fracture mode is ductile and brittle mixed fracture.
其断裂形式为韧性和脆性的混合型断裂。
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。
Cleavage fracture is a typical brittle fracture and also a process consisted of crack producing and spreading, and the mechanism is related to dislocation and crystalline grain.
解理断裂是典型的脆性断裂，解理断裂也是一个裂纹萌生和扩展的过程，其机制与位错和晶粒有关。
And rocky pattern meams brittle fracture.
脆性断裂则形成岩石状花样。
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。
Studies indicate that fracture of cast irons is different from brittle cleavage fracture of steels.
研究结果表明，铸铁的断裂与钢的脆性解理断裂不同。
Based on the theory of quasi-static explosion gas dilation and the principle of rock fracture mechanics, Brittle rock fracture model is developed for notch blast with non-coupled charge explosion.
基于准静态爆生气体膨胀和岩石断裂力学理论，建立了不耦合装药刻槽爆破时的脆性断裂爆破模型。
The fracture of the material was diverted from the manner of intergranular brittle fracture to the manner of intergranular brittle fracture with dimple gliding fracture.
材料的断裂方式由沿晶脆性断裂转变为沿晶脆性断裂和韧窝韧性断裂的混合断裂方式。
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、。
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。
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。
应用推荐