grade increment
基本解释
- 级放尺寸
英汉例句
- A beneficiation plant has improved its flowsheet thus achieved good benefits in increment of concentrate grade & iron recovery rate and in decrement of tailing's grade.
介绍了某选矿厂通过选矿工艺流程技术改造，提高了精矿品位、 回收率，降低尾矿品位，取得了较好的经济效益。 - The highway is open to traffic the mileage and wills have the significant increment, the grade has the exaltation, will set up at a high speed the highway is the main National Freeway trunk line net .
公路通车里程将有大幅度的增加，等级有所提高，将建成以高速公路为主的国道干线网。