grade increment

常見(jiàn)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.
介紹了某選礦廠通過(guò)選礦工藝流程技術(shù)改造，提高了精礦品位、回收率，降低尾礦品位，取得了較好的經(jīng)濟(jì)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 .
公路通車(chē)?yán)锍虒⒂写蠓鹊脑黾?，等?jí)有所提高，將建成以高速公路為主的國(guó)道干線網(wǎng)。