1. The high wearing resistance of the samples after hydrocooling and air cooling was partially attributed to martensite transformation and work-hardening.
   经水冷和空冷的试样具有高耐磨性的重要原因是其在磨损过程中诱发了马氏体相变,出现加工硬化现象。

声明：以上例句、词性分类均由互联网资源自动生成，未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。