- 重点词汇
- 相关例句
Milling grooves on aerospace rocket engine-nozzle surface is an important process.
铣槽加工是大型航天火箭喷管制造中的关键工序.
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Method The nursing methods of 23 patients acromphalus were analysed retrospectively.
方法回顾性分析23例新生儿脐膨出的手术前后的护理方法.
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Hay cutter cuts a hand to hurt the person's accident to happen from time to tome.
铡草机切手伤人的事故时有发生.
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