Crystal habit, luster, color, streak, cleavage, fracture, fluorescence, phosphorescence, specific gravity and magnetism.
晶体习性、光泽、颜色、条痕、解理、裂理、荧光、磷光、比重和磁性。
The fractures of the alloys change from dimple to cleavage fracture with river pattern.
合金的断口形貌由韧窝向河流花纹状的解理形貌转变。
Dimensions of the stress and crystalline have influence on cleavage fracture.
应力的大小和晶粒的尺寸影响解理断裂。
The critical event for cleavage fracture in notched specimens is the propagation of a ferrite grain-sized crack into the matrix, and is independent of specimen sizes and widths.
在缺口试样中,解理断裂的临界事件是铁素体晶粒尺寸的裂纹扩展进入基体,不随试样尺寸和宽度变化。
Diopside crystals have a perfect cleavage in two directions, are often twinned and are short and columnar, but with an uneven fracture.
透辉石有两个方向的完全解理,通常为孪晶生成,短且成圆柱形,断口参差不平。
The results showed that nonmetallic inclusions in weld seam served as crack initiation site under external bend load, and large amount of m a structure resulted in cleavage fracture of weld seam.
结果表明,焊缝金属中存在的非金属夹杂物,在低应力作用下形成微裂纹成为裂源,加之焊缝组织中存在大量的MA结构群,从而发生焊缝金属在室温下的解理断裂。
The cleavage fracture of the notched specimens with various sizes and widths is mainly controlled by the criterion of normal stress.
不同尺寸和宽度的缺口试样的解理断裂主要由正应力判据控制。
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。
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。
The cutting tool was characterized by intercrystalline fracture attributed to fatigue and partial cleavage fracture in the machining process.
聚晶金刚石刀具在加工过程中的磨损机理主要表现为具有疲劳磨损特征的沿晶断裂及局部解理断裂。
Scanning electron microscopy analysis on blade fracture shows: the fracture is characterized by cleavage, quasi-cleavage and stress corrosion and so on.
对叶片断口扫描电镜分析显示,断口具有准解理、韧窝、应力腐蚀等复杂特征。
The stress corrosion cracking sensitivity of the steel was low, and the fractography of its stress corrosion cracking showed transgranular and quasi-cleavage fracture with secondary cracks.
研究表明该钢具有较好的抗应力腐蚀性能,其应力腐蚀断裂形貌为穿晶、解理断裂,并有二次裂纹。
In the neighbourhood of the unhealed porosities the alloy matrix appeared to be embrittled and in certain cases cleavage fracture was observed.
未锻合疏松周围的合金基体有一定变脆倾向,有时可以观察到解理断口。
According to the observed morphology on the fracture surface, the fracture surface had pseudo-cleavage feature and plastic tearing feature in the last stage of crack growth in high magnification.
高倍下观察断口发现有准解理特征,在裂纹扩展最后阶段有塑性撕裂特征。
According to analysis result of tubes' cracks fracture observation, it proves that the fracture is quasi-cleavage fracture which is characterized by river pattern.
通过对管束大量电子断口的观察分析,证明了断口为准解理断裂,具有河流花样的特征。
Transgranular cleavage fracture is shown for the charged layer in tensile specimen.
拉伸试样表面充氢层的断口是穿晶解理断口。
According to the analysis of SEM spectrogram, the isintegration of molybdenite is the result of comprehensive effect of brittle cleavage fracture and plastic-brittle noncleavage laceration.
据SEM图谱分析,辉钼矿的解离是经解理型脆性断裂和非解理的塑-脆性断裂效应综合的结果。
The fracture morphology was the synthesis of the cleavage brittle fracture (macroscopic) and the accurate cleavage fracture (microscopic).
其断口形貌为解理脆性断裂(宏观)和准解理断裂(微观)的综合。
The local cleavage fracture stress is mainly determined by the length of the critical microcrack.
细观解理断裂应力主要由临界裂纹的长度决定。
The thermal fatigue fracture belongs to cleavage fracture.
热疲劳断口具有穿晶解理特征。
The fatigue fracture characteristics were fatigue striation, ductile microvoid, and quasi-cleavage-like fracture characteristic.
疲劳断裂特征为疲劳条纹、韧窝及类似准解理状形貌特征。
The results show that after post-weld heat treatment(PWHT), the welds of X80 steel seriously embrittle, and the fracture morphology of impact specimens is cleavage.
结果表明,经过焊后热处理后焊缝出现严重的低温脆化,其冲击试样的断口为解理状形貌;
The tensile fracture mechanism of cast A356-T6 aluminum alloy revealed a trangranular model(along the cell fracture) with quasi-cleavage feature.
铸造A356-T6铝合金试样的拉伸断口显示其断裂为韧性断裂与脆性断裂的混和模式。
The rupture is brittle cleavage fracture.
此属于解理和准解理脆性断裂。
Local cleavage fracture might happen in the front of crack tip.
裂尖前方可能发生形变孪晶,裂纹沿孪晶界扩展。
Crystalline fining grain can restrain the cleavage fracture.
细化晶粒可抑制脆性断裂。
Cleavage and fracture have a strong impact on blasted result for rock mass.
节理裂隙对岩体爆破效果有很大的影响。
Fractographic observations showed that hydrogen could induce surface cracks for smooth specimens and a cleavage fracture pattern for notch specimens at RT.
破断面观察结果显示,在室温中,氢气会导致平滑试片在表面形成裂纹,而在凹槽试片中产生劈裂破坏形态。
Fractographic observations showed that hydrogen could induce surface cracks for smooth specimens and a cleavage fracture pattern for notch specimens at RT.
破断面观察结果显示,在室温中,氢气会导致平滑试片在表面形成裂纹,而在凹槽试片中产生劈裂破坏形态。
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