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- Grain size had some effect on the rate of crack propagation. 晶粒尺寸大小对裂纹扩展速率也有影响。
- Acoustic-emission techniques have been used to determine the rate of cracking of highstrength steel due to hydrogen embrittlement. 声发射技术已被用来确定高强钢因氢脆而开裂的速率。
- 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。
- The influence of accessorial electrode and electrode distance on the electrodeposition effect was investigated, and three parameters, that is, rate of mass gain, rate of surface coating and rate of crack closure were measured. 摘要就电沉积方法修复混凝土裂缝中辅助电极、电极距离对沉积效果的影响进行了试验研究,测定了沉积过程中试件质量增加率、表面覆盖率及裂缝愈合率。
- What's the going rate of computer programmers? 计算机程序设计人员的一般工资是多少?
- By power we mean the rate of doing work. 我们说功率就是指做功的速率。
- My uncle is in the habit of cracking jokes. 我叔叔很爱说笑话。
- The rate of incidence of a disease. 发病率发生疾病的概率
- The rate of inflation must be held down. 通货膨胀率必须控制在低水平上。
- The rate of pay was built into her contract. 工资率已写进了她的合同。
- It doesn't have the side-effects of crack cocaine. 它可没有高纯度可卡因那样的副作用。
- The rate of growth was unprecedented. 这个成长率是前所未有的。
- He asked the dealer for a nickel of crack. 他找毒贩要价值五美元的可卡因药丸。
- The car was going at the rate of 60 miles an hour. 汽车以每小时六十英里的速度行驶。
- She spoke with feeling about the high rate of unemployment. 她针对失业率之高慷慨陈辞。
- Examine the item for any sign of cracking or cosmetic defects. 检查样品是否有裂开或任何表面缺陷的迹象
- The rate of inflation has increased by 2%. 通货膨胀率已增长了2%25.
- The economists predicted an increase in the rate of inflation. 经济学家预言通货膨胀率将会增长。
- The amount or rate of emission or ejection. 排放量流量、流速,或排出量,排出的速度