签到天数: 2508 天 [LV.Master]伴坛终老
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发表于 2012-2-11 02:14:25
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刚看到楼主的公告。这是你论文的摘要吧?建议你在线翻译一下,然后自己再修改,你投稿后编辑会帮助你修改的。
下面是没有修改的东东,你可以根据科技文章摘要的格式进行校正:
I plant the well repairing machine on the traveling block hook on the hook body, the material for the ZG25CrNiMo, after quenching and tempering heat treatment, its low temperature impact value of Chang Da to the technical requirements, need to rework, repair and because of repeated heating makes the hook surface oxidation and decarbonization serious influence quality, while raising the cost of production. For this reason we through field heat treatment process test, the physical and chemical analysis method, in the impact test block sampling on hook body were analyzed, the results show that: casting the original organization of blowhole defect, quenching is not sufficient cause for low temperature impact value of low main reason. |
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