常见例句

双语例句

The average contributive ratio affecting soil erosion by human activities is 65.6%, and at the same period the contributive ratio by runoff and rainfall is 34.4%.
通过数学模型定量的计算了大沙河流域人类活动对泥沙输移减少的贡献率平均为65.6%，而同期径流和降雨对泥沙减少的贡献率平均则为34.4%。
In this article contributive ratio of technical progress was measured in chemical industry for economic growth by a production ratio way during the past five years.
介绍了用生产函数法测算近五年来辽宁化工科技进步对经济增长的贡献率。
Agricultural mechanization level and contributive ratio are both key ration indexes to appraise the agricultural mechanization's status and function in the agriculture production.
农业机械化水平与贡献率是评价农业机械化在农业生产中地位和作用的两个关键性的定量指标。