technical economy的用法和样例：
例句
- Based on the technical and economical index, an optimal decision for the cutoff grade of ore drawing is presented.
在获取矿石技术经济指标的基础上，对截止放矿品位进行了优选政策。 - The technical economic analysis of using anticorrosion rotary di gester for ammonia sulfite pulping is conducted.
应用技术经济方法对亚铵法防腐蒸球进行技术经济分析。
