... high traffic ship 高通信业务量船舶 high usage route 高效路由 high vacuum evaporator 高真空蒸发器 ...
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The invention has the advantages of simple and reasonable synthesis route, convenient and safe operation, high usage ratio of raw materials, short synthesis time and the like.
本发明具有合成路线简单合理，操作便利安全，原料利用率高，合成时间短等优点。
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