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- water demand for sediment tion 河道冲刷
- water demand for sediment transport 输沙需水
- Cui S B.A research on issues of water demand for ecological environment[J].China Water Conservancy, 2001, ( 1 ): 71 - 74. [2]崔树彬.;关于生态环境需水量若干问题的探讨[J]
- water resources and water demand for transporting sediment 水沙
- Water saving in agriculture and high water demand for salinity leachi ng as in the traditional practices will be a contradiction to be technically sol ved. 水资源短缺问题受到越来越广泛的关注，该地区引黄河水量将进一步削减，但另一方面随着社会和经济的发展，耕地面积将进一步扩大；农业节水和传统的用水洗盐方式是一对需要解决的矛盾。
- The sea water desalting system installed on all our ships can partly meet the fresh water demand for life and thus reduce the consumption of fresh water on ships. 我们所有船舶均采用海水淡化系统，解决部分生活用淡水，以节省船舶淡水的消耗量。
- Demand for fish this month exceeds supply. 本月份鱼供不应求。
- The heavy demand for coffee sent the price up. 大量的需求使咖啡价格上升。
- Demand for electricity peaks in the early evening. 用电量最大的时候是在黄昏时。
- Price have fall due to a reduce demand for the goods. 价格由于货物需求量的减少而降低了。
- water demand for ecological environment 生态环境需水量
- A fall in demand for oil tankers has put jobs in jeopardy. 油轮需求量的下降使很多工作职位受到威胁。
- These developments have created a great demand for home computers. 这些发展促使家用电脑的需求量增大。
- Demand for these books is high, despite their high price. 尽管这些书价钱昂贵，对他们的需求仍然很高。
- The demand for coal begins to slacken off in the spring. 煤的需求在春天开始减少。
- There is a great demand for agricultural machinery in this country. 这个国家十分需要农用机器。
- Extensive advertising can cause a factitious demand for an article. 大规模的广告能引起对某一物品人为的需求。
- ecological water demand for restoration level of groundwater 恢复地下水位生态需水量
- Demand for skilled workers is high; but there is no demand for unskilled ones. 非常需要熟练工人，但却不需要生手。
- The demand for primary products is on the increase in European market. 欧洲市场对初级产品的需求在增长。
