During the air pressure test, the test temperature shall be higher than the brittle transition temperature of the metal material.
气体压力的试验时，试验温度必须高于金属材料的脆性转变温度。
For alloy steel piping system, the liquid temperature shall be higher than the brittle transition temperature of the metal material.
如果是合金钢管道系统，液体温度应高于金属材料的脆性转变温度。
The effect of normalizing on microstructure, strength, impact toughness and ductile-brittle transition temperature of FAS390Q axle housing steel was studied.
研究了正火处理对FAS390Q桥壳钢显微组织、强度、冲击韧性和韧脆转变温度的影响。
Previous studies have demonstrated that self-excited vibration occurred during the ice speed at which ice fails in ductile-to-brittle transition (DBT) range.
分析表明，冰致平台自激振动发生在冰的韧脆转变的冰速范围内。
The specimens with Widmanstatten structure have higher impact strength and lower ductile-brittle transition temperature than those with equiaxial granular ferrite structure.
有魏氏组织的试样较呈等轴铁素体的试样有更高的冲击韧性和更低的韧脆转变温度。
The results show that the plastic deformation is obviously different from that of bulk metal and the thickness plays a key role on the ductile to brittle transition in al interlayer.
结果表明：中间纯铝层的塑性变形行为明显不同于块体纯金属，其厚度尺寸对材料的韧脆转变具有显著影响。
The mechanism of ductile-brittle transition was considered as the result of the transition of stress as determined by the second phase particle to that as determined by the ferrite grain.
当裂尖出现纤维裂纹后，韧脆转变机理是：由二相粒子决定的解理断裂应力转变成由晶粒尺寸决定的解理断裂应力。同缺口试样具有相同的临界事件。
High manganese steels undergo a ductile to brittle transition at low temperature, which is accompanied by a change in the fracture mechanism from dimple fracture to intergranular fracture.
高锰奥氏体钢随温度降低其断裂机制由韧窝状断裂转变到晶界断裂。
The influence of the orientation and condition on the ambient temperature tensile properties and the bending duc-tile-to-brittle transition temperature of P/M TZM sheet are also discussed.
试样的方向及状态对板材的室温抗拉性能及弯曲塑-脆转变温度的影响也在本文中进行了讨论。
In this way, start to build the foundation for a graceful transition from a tightly coupled brittle architecture to a more loosely-coupled, dynamically reconfigurable architecture.
按照这种方式开始构建从紧耦合的脆弱体系结构到更加松耦合的、可动态重新配置的体系结构的适当转换的基础。
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 brittle plastic transition behavior of the rock is discussed.
本文讨论了岩石脆—塑性过渡特性。
The sharp brittle-tough transition is observed at a critical interparticle distance when the content of elastomer is relatively high.
当弹性体的含量高到一定程度，分散相的粒间距达到临界值，则发生明显的脆韧转变。
A model for gold prognosis and regional brittle-ductile shear deformation transition was set up by study of the known large-and middle-scale gold deposits.
据现有大中型金矿研究建立了区域脆-韧性变形转换带结构模式和金矿预测模式，可有效指导找矿勘探。
Moreover, the feasibility of brittle-ductile transition of monocrystalline Silion is studied with the method of first principle stress.
并用第一原理应力计算方法对单晶硅纳米切削过程中的脆塑转变的可行性进行了研究。
Through establishing a model of critical cutting depth during the occurrence of brittle-ductile transition of KDP crystal, the mechanism of brittle-ductile transition of KDP crystal is studied.
通过建立KDP晶体脆塑转变临界切削厚度模型，研究了KDP晶体金刚石切削脆塑转变机理。
In this paper, the mechanism of brittle-ductile transition of glass-ceramics at different low temperatures was studied.
并用第一原理应力计算方法对单晶硅纳米切削过程中的脆塑转变的可行性进行了研究。
For the UPR with greater brittleness, the brittle-tough transition was observed only when the toughness of the resin was characterized by fracture toughness at a slower loading rate.
对于脆性较大的UPR，只有在采用加载速度较慢的断裂韧性来表征其韧性时，方能观察到这一脆韧转变现象。
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 main effect of water on brittle plastic transition of mafic rocks is embodied by both the change of strength and temperature of brittle ductile transition and brittle plastic transition.
水对基性岩脆塑性转化的影响体现在岩石的强度和脆延性与脆塑性的转化温度两方面。
The brittle-ductile transition of PP/EPDM/Elastomeric nano-meter particle (ENP) was studied.
研究了PP/EPDM /纳米弹性体粒子（ENP）三元共混体系的脆韧转变行为。
Results showed that as the hardness of modified EPDM increased the brittle-ductile transition moved to high rubber contents and the flexural modulus increased profoundly, however.
结果表明：随着EPDM硬度的增加，共混物不仅韧性提高，弯曲模量也大幅度上升。
Results showed that as the hardness of modified EPDM increased the brittle-ductile transition moved to high rubber contents and the flexural modulus increased profoundly, however.
结果表明：随着EPDM硬度的增加，共混物不仅韧性提高，弯曲模量也大幅度上升。
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