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- The wear resistance of hard alloy (YG14) and boronizing layer,boron-chromizing layer for steel 45 was studied. 研究了硬质合金(YG14)和45钢渗硼层、硼铬共渗层的耐磨性。
- Abstract: The effect of quenching agent on exfoliation corrosion resistance of 2519 alloy was investigated by means of hardness tests and transmission electron microscopy (TEM). 摘 要： 采用显微硬度测试与透射电镜分析，研究淬火介质对2519铝合金抗剥落腐蚀性能的影响。
- They succeeded by means of hard working. 他们依靠努力工作而获得成功。
- This job entails a lot of hard work. 这项工作需要十分努力。
- It took years of hard work to speak good English. 讲一口流利的英语需要多年的刻苦操练。
- It all amounts to a lot of hard work. 那一切意味着大量艰苦工作。
- She gagged on a piece of hard bread. 她被一块硬面包噎住了。
- He succeeded by dint of hard work. 他通过辛勤努力才获得成功。
- He forfeited his health due to years of hard work. 多年艰苦的劳动使他丧失了健康。
- Study on Wear Resistance of Hard Surfacing Layers 硬质合金堆焊层经热处理后的耐磨性研究
- It is time we carried out intentions of hard work into practice. 是该我们实现艰苦奋斗这一打算的时候了。
- Not afraid of hard work; afraid to show emotion. 不怕艰苦的工作; 不愿意显露感情
- It take year of hard work to compile a good dictionary. 编纂一部好词典要花多年心血。
- The light bulb has a resistance of 120 ohms. 灯泡有120欧姆的电阻。
- My father impressed me with the importance of hard work. 我父亲使我明白了努力工作的重要性。
- Each of the bulbs has a resistance of 120 ohms. 每一盏灯泡有120欧姆的电阻。
- We had broken down the resistance of the enemy. 我们已经打垮了敌人的反抗。
- After many years of hard work, he won the award in the end. 经过许多年的努力，他最后终于获得了大奖。
- Good seawater resistance of pitch. 具有沥青的耐海水性。
- We all appreciate a holiday after a year of hard working. 经过一年辛苦工作之后，大家都能领略假期的乐趣。
