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- The results show that the microstucture of hardening layer lousiest of acicular marten site,retained austenite,graphite in fake and boride. 采用等离子束对硼铸铁进行了表面强化,对等离子强化层的显微组织、显微硬度和耐磨性进行了研究。
- The addition of alloy elements such as Manganese, Nickel, Chromium, and Molybdenum changes the matrix microstructure from pearlite, bainite to marten site. 由于添加了镍、锰、铬、钼等合金元素，基本组织可以从珠光体、贝氏体进化为马氏体。
- Combining with the results of implant test, the conclusion that the main reason of dropping the strength of Austenite zone is the micro-crack located in the tip of flake graphite and Marten site is drawn. 结合插销试验结果提出了马氏体相变过程中，在片状石墨尖端及马氏体组织中造成的微裂纹是奥氏体区强度下降并进而在外力作用下断裂的主要原因。
- secondary quenching marten siting 二次淬火马氏体
- Keywords internal stress;marten site transformation;quenching distortion;heat treatment;dress; 内应力;马氏体转变;淬火变形;热处理;矫直;
- Keywords inner stress;marten site transformation;quench distortion;heat treatment;straightening; 内应力;马氏体转变;淬火变形;热处理;矫直;
- The monument was moved bodily to a new site. 纪念碑整个迁到一个新场址。
- Is it safe to site the power station here? 在这建造发电厂安全吗？
- The group goes on a lecture tour of site in greece. 该旅游团前往希腊著名景点进行修学旅游。
- Excavation of the site will begin tomorrow. 明天开始挖掘工作。
- A dump truck was parked on the construction site. 建筑工地上停著一辆倾卸车。
- This mountain was the site for a quarry. 这座山曾经有一个采石场。
- They quickly leveled off the site. 他们迅速地把工地整平了。
- Our school has a good site in town. 我们学校位于镇上一个好地点。
- These marten overcoats are tastefully packed. 这批貂皮大衣的包装十分精美。
- The local council intends to build on this site. 地方议会打算在这块地上盖房子。
- The site of the battle of Waterloo is in Belgium. 滑铁卢战役的遗址在比利时。
- Marten is one of the most expensive furs. 貂皮是一种极贵重的皮毛。
- All visitors to the site must wear safety helmet. 到工地的所有参观者必须带上安全帽。
- A site used for or reclaimed by such disposal. 垃圾填筑地在上面使用这种方法的或用这种方法平整出来的地
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
