因此，以降低轧制功率为目标，优化设计道次压下量以取得降低能耗的目的，有着积极的作用和意义。
So it is very meaningful to optimize the assign of reduction, as to reduce power consuming index.
我相信，本次研讨会对于推动英特网在中国的广泛使用具有积极的作用和深远的意义。
I believe the symposium will be constructive and significant in popularizing the use of Internet service in China.
尤其是在有效解决高校毕业生就业问题上，有着积极的推动作用和现实意义。
Particularly on the issue of solving college graduates' employment, it plays a positive role of promoting function and practical significance.
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