1. In China today, the utilization efficiency of farming water is about 30-40 percent. 在今天的中国，农业用水的利用效率约为30%-40%。
2. This figure stands in sharp contrast to developed countries' utilization average of 70-80 percent. 这一数字与发达国家平均70%至80%的利用率形成鲜明对比。
3. The low utilization efficiency has resulted from the adoption of some traditional Chinese irrigation methods. 利用效率低的原因是采用了中国一些传统的灌溉方式。
4. To strengthen the exploitation and utilization of cattail plant resources in environmental protection would create huge market potential. 加强香蒲植物资源在环保方面的开发利用，具有巨大的市场潜力。
5. Since much of this energy comes from the utilization of fossil fuels, wastage of food potentially contributes to unnecessary global warming as well as inefficient resource utilization. 由于这种能源大部分来自化石燃料的使用，浪费食物可能导致不必要的全球变暖以及低效率的资源利用。
