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- pit propagation rate 小孔发展速率
- Keywords pitting corrosion;mechanochemical effect;applied stress;pit propagation rate;LY12CZ; 点蚀;力学化学效应;应力;小孔发展速率;LY12CZ;
- The younger the PLB were, the higher the propagation rate was, and the lower the differentiation rate was. 材料的年龄对PLB的增殖也有影响作用，年龄越小，增殖率越高，分化率越低。
- According to the World Health Organization (WHO), the swine flu propagation rate is “without precedents. 根据世界卫生组织的声明，猪流感的传播速度是空前的。
- In this paper, various influencing factors of the crack propagation rate of superalloy are concluded, including external factors and internal factors. 总结了高温合金的裂纹扩展速率的各种影响因素，包括外部因素和内部因素两大类。
- The crack propagation rate got from the test ia low, so the loop with crack could be re-used in regular monitering condition. 试验表明该材料在交变热应力下的裂纹扩展速率缓慢,带裂纹的管道在监督下可以继续运行。
- The 15% Coconut milk was the best to the propagation of Cattleya PLB, with the highest propagation rate and the lowest differentiation rate. 结果表明：六种有机添加物对PLB增殖的促进作用由大到小依次为椰乳、马铃薯、椰汁、香蕉泥、苹果汁、水解酪蛋白。
- A pitting mechanism model and an equivalent circuit model in pit propagation stage have been propesen, it has no intrinsic difference with that for 304 ss polycrystal. 并提出一个孔蚀的的反应机理模型,它与304不锈钢多晶体在硫酸含氯介质中的孔蚀机理没有本质的差别。
- Computational result show that the porosity increases with the smolder progression,consequently the smolder propagation rate and its peak temperature will be raised. 对上方具有空气掠过的水平纤维质填充床,从点火到稳态传播的阴燃过程进行了模拟计算。
- The results have shown that the incubation period of crack nucleation decreases and the propagation rate of crack increases with increasing the cyclic temperature. 试验结果表明，随着循环温度的增高，裂纹形核孕育期缩短，裂纹扩展速率增大；
- The results show that the life of fatigue is increased remarkably,the period of crack initiation is delayed and the propagation rate of crack is decreased after RE N C B diffusion of the steel. 结果表明 ,稀土氮碳硼共渗处理后 ,4 5钢疲劳寿命显著提高 ,裂纹形成延迟 ,裂纹扩展速度降低。
- Using OCC simulation test, behavior of pitting propagation of two carbon steels for shipbuilding with different sulfide inclusions in synthetic seawater was studied. 选择两种具有不同类型硫化物夹杂的碳钢,通过模拟蚀孔的闭塞腐蚀电池试验,研究了它们在人工海水中的孔蚀扩展行为。
- Based on SOC theory and BTW model, the damage evolvement and crack propagation rate are studied on instability and failure of rock. This presents a new approach to research the mesoscope evolvement law of rock failure. 基于自组织临界性理论及沙堆元胞自动机模型,对岩石失稳破坏过程中的损伤演化、裂纹扩展规律进行了探讨,从新的角度研究了岩石失稳破坏的细观演化规律。
- The children were playing in the sand pit. 孩子们在沙坑中玩耍。
- At this rate we won't be able to afford a holiday. 照这样下去，我们不会有时间／钱去度假的。
- Many coal-miners were imprisoned in a pit accident. 在一次塌方事故中，许多矿工被压在了井下。
- apparent propagation rate constant 表观反应速率常数
- The managers want to pit the champion against John. 经理人想让冠军与约翰比赛。
- The managers want to pit the champion against an unknown. 经理们想让冠军与一名未成名的选手比赛。
- The propagation rates for microshoots of Toona sinensis cultured in different media vary distinctly. The best medium is modified MS+6BA1.0+GA32.0+IAA0.0 for the microshoots in vitro of T. 香椿试管苗在不同培养条件下增殖速度明显不同;太行山香椿试管苗的最佳增殖条件为改良MS+6BA1.;0+GA_32
