热应力裂纹的启动没有利用机械力。
The thermal stress cracking is initiated without the use of mechanical force.
最高级别的抗应力裂纹。
水稻颗粒中心首先形成应力裂纹的可能性最大。
The fissuring of rice is more likely to be initiated at the center of the kernel.
研究了水稻在干燥后存放过程中的应力裂纹规律。
Studied the fissuring of rough rice after drying and storage process.
研究了水稻在干燥后存放过程中的应力裂纹规律 。
Progress in research on stress cracks of corn drying process;
湿膨胀系数用于预报谷物堆密度和研究谷粒应力裂纹产生原因等研究。
The hydroscopic expansion coefficient of grains is an important physical parameter for prediction of bulk densities and study of internal stresses of grain kernel during adsorption and desorption.
研究了稻谷在干燥过程中、干燥后存放和吸湿过程中的应力裂纹规律。
The law of the paddy fissuring during the process of drying process, storaging after drying and in the moisture adsorbing environment was studied.
优选地,利用燃烧器,通过增加供给给玻璃的能量,来启动热应力裂纹。
Preferably, the burner is used to initiate the thermal stress crack, by increasing the power supplied to the glass.
试验研究了水稻在收获前、干燥过程中、干燥后存放和吸湿过程中的应力裂纹规律。
The rough rice may be fissured pre-harvest, in the drying process, after drying and in the moisture adsorbing environment.
结合受应力作用的岩样切片的微观观察,对应力裂纹、裂纹的动态分叉现象进行了分析讨论。
Then, combining with microscopic observation of rock specimen sections under compressive loads, the phenomena of stress crack and the dynamic branch have been analysed and discussed.
因而可以推断干燥过程不是水稻应力裂纹形成的主要阶段,其应力裂纹的形成主要出现在干燥结束后和吸湿过程中。
It is concluded that the rough rice may be fissured after drying or during moisture adsorption. Through the experiments, the rough rice fissuring mechanism has been studied.
经分析与实体零件的宏观与微观组织观察,此现象是因为还原介质渗入,引起合金体积膨胀而产生引力,造成应力裂纹。
Being the reducing medium, the volume expansion of alloy brings gravitation and crack through analysis and observation of accessory's macro-and micro structure.
这些构造部位的频繁伸缩使应力集中,导致微裂纹的产生。
Constant flexing of the structure concentrates stress, which leads to microscopic cracks.
本文研究了带裂纹混凝土梁的应力腐蚀断裂问题。
Stress corrosion cracking problem of concrete beams with crack is studied in this paper.
降低放射性废树脂水泥固化中水化热可以降低温度应力、减少裂纹。
Reduction of the hydration heat during cementation of radioactive resins can reduce thermal stresses and prevent thermal cracks.
如果过渡段被电镀(倒角和内切槽)将会产生应力集中,造成裂纹。
Plating into a transition (radius transition or undercut) will create a stress concentration that can cause crack initiation.
一门断裂分析技术,用于确定已知尺寸的预先存在裂纹扩展并导致断裂的应力水平。
Fracture mechanics. A technique of fracture analysis used to determine the stress level at which preexisting cracks of known size will propagate, leading to fracture.
有时,内部剩余应力如果足够大,在部件装机之前就会产生裂纹。
In some cases, internal residual stresses are sufficiently high to cause cracking even before the part is installed.
在应力比,残余应力对疲劳裂纹扩展的影响方面获得了有价值的成果。
We get valuable results about the effect of the stress ratio and residual stress on fatigue crack growth.
利用已得到的三维轴对称问题的非局部弹性应力的解,采用级数近似展开的方法,求解环状裂纹的边值问题。
Solves the problem of boundary value on an annular crack by using the nonlocal stress solution of an axisymmetric crack problem and approximative method of series expansion.
飞机的凹槽和尖角是最容易产生应力集中和裂纹的位置,早期的彗星飞机的窗户是方形的,调查发现正是这种方形窗口导致了彗星飞机的解体,因此在此之后,所有客机的窗户都采用圆角过度的方式。
The square windows on the original Comet jetliner were found to be the primary cause of its disintegration. Airliners have had windows with rounded corners ever since.
应力强度因子(K):断裂力学中使用的一个因子,说明裂纹尖端处的应力强度。
Stress intensity factor (k). A factor used in fracture mechanics to specify the stress intensity at the tip of a crack.
用X射线法对该球罐进行了系统的残余应力测试,分析了大量裂纹与残余应力水平的关系。
Then the relationships between the numerous cracks and residual stress should be analyzed by testing the vessel systematically with X-Ray method.
只有小裂纹扩展到足够长并钝化到足够宽,才能够影响主裂纹的扩展及其前端应力、应变的分布。
Only if this short crack extends long enough and blunted wide enough, can it affect the principal crack extension and the distribution of stress and plastic strain.
有时小裂纹密度很大,使受应力的塑料外观呈现乳白色。
Sometimes the density of crazes is sufficient to give the stressed plastic a milky appearance .
还会形成穿透型裂纹,造成镀层下本体金属的疲劳或应力腐蚀裂纹。
Through-thickness cracking also can lead to fatigue or stress corrosion cracking of the base metal beneath the plating.
对预应力管道,预应力通过套管与裂纹管道过盈配合方式产生。
To prestressed sleeve, prestressed produced through interference fit between sleeve and crack pipeline.
轴承零件在淬火冷却过程中因内应力所形成的裂纹称淬火裂纹。
Bearing parts in the process of hardening cooling by internal stress due to the formation of quenching cracks crack said.
轴承零件在淬火冷却过程中因内应力所形成的裂纹称淬火裂纹。
Bearing parts in the process of hardening cooling by internal stress due to the formation of quenching cracks crack said.
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