improve on technics
英
美
- 工艺改进
双语例句
- The improvement on production technique of sulfurized olefin abroad was described,the improved technique was compared with the traditional one.
介绍了国外硫化烯烃的生产工艺改进方法及改进后的硫化烯烃与传统硫化烯烃的性能比较。
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