主要产品和副产品生产main and by-product production 普通磨料取样方法 method for sampling of conventional abrasive grains ..
双语例句
1
The industrial cluster mode already became mainproduction mode in these enterprises, in result they have reduced the product cost and improve productive efficiency by industrial advantage.
Production theory and processes of modified urea-formaldehyde resin used in oil well water shutoff and some influence on product performance resulted bymain factor in the production are introduced.
介绍了适用于油田油井堵水用的改性脲醛树脂的生产原理和工艺，以及生产中的关键因素对产品性能的影响。
3
The main content of the existing product produced by a production process of paratoluenesulfonic acid does not exceed 97 percent and cannot meet the requirement of pharmaceutical synthesis.