Different water managements had an important effect on above ground dry weight, leaf area index, leaf photosynthetic rate, leaf transpiration rate and water use efficiency.
结果表明：不同水分管理方式影响水稻地上部干物重、叶面积指数、光合速率、蒸腾速率和水分利用效率。
For demand managements, the best policy is the mix water price policy through increasing both irrigation and industry water prices, and the next is adopting agricultural water-saving technology.
在需求管理中，采用既提高灌溉水价又提高工业水价的混合水价政策可能是最优的策略选择，采用农业节水技术为次优策略选择。
The main aim of the CIMS of city Water-Supply companies is to elevation the managements of company and to create better society benefits and economics benefits.
本系统的目的就是提高城市供水企业的管理水平，创造出更好的社会效益和经济效益。
The main aim of the CIMS of city Water-Supply companies is to elevation the managements of company and to create better society benefits and economics benefits.
本系统的目的就是提高城市供水企业的管理水平，创造出更好的社会效益和经济效益。
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