用水单位各自为政，水资源无法实施统一的调度；
文章通过实例，详细讨论了三种计算方法的合理性，通过讨论设计流量与用水单位数之间的函数关系，最后提出给水分界点的观念，便于工程实际应用。
After the functional relation between designed flow rate and water demand unit is analyzed, the concept of demarcation point of water supply is put forward, which is convenient for actual .
要改善用水效率是绝对可行的，且富裕国家的工业人士早就在做，为每一顿钢铁节省用水，以增加国民所得的每一个单位(见下图)。
Improving efficiency is doable and industrial users have done it, cutting the amount of water needed to make each tonne of steel and each extra unit of GDP in most rich countries (see first chart).
单位和个人有节约用水的义务。
All units and individuals shall have the obligation of economizing on water.
混凝土架构设计理论的实质，是通过架浆比、单位用水量以及砂灰比偏离三个参数推求单位水泥用量的过程。
The essence of concrete framework theory is to deduce the cement dosage of unit volume concrete from frame-mortar ratio, unit water dosage and deviated function of cement-sand ratio.
任何单位和个人都有节约用水的义务。
Any unit and individual shall have the obligation to save water.
饮用水供水单位从事生产或者供应活动，应当依法取得卫生许可证。
Any drinking water supplier engaged in production or supply activities shall obtain a sanitary license according to law.
单位水量粮食生产能力是综合反映灌溉用水水平和粮食生产状况的重要指标。
The food yield per unit water is an important index, which indicate the efficiency of the irrigation water use and status of food production.
开发、利用水资源的单位和个人有依法保护水资源的义务。
Any unit or individual that develops and USES water resources has the obligation of protecting water resources in accordance with law.
电力、供水、通信等相关单位应当保证轨道交通用电、用水、通信的需要，协助轨道交通线路运营单位保障轨道交通正常运营。
Power, water supply, communication and related units shall guarantee the need of CRC for power, water and communication, assisting the CRC line operating unit in ensuring the normal operation of CRC.
开发、利用水资源的单位和个人有依法保护水资源的义务。
The entities and individuals developing and utilizing water resources shall bear an obligation to protect water resources according to law.
其中水价长期来偏低导致单位和居民用水浪费严重、价格不能起到引导和改变人们的需求结构和行为的目的，则是较为突出的问题。
One of the noticeable problems is that waste water is quite serious, because the current water price is comparatively too low to measure people's behaviors.
国家鼓励单位和个人依法开发、利用水资源，并保护其合法权益。
The state shall encourage units and individuals to develop and utilize water resources in accordance with the law and protect the lawful rights and interests.
掌握混凝土材料性能的变化，实施对混凝土单位用水量的有效控制和对混凝土配合比进行严格设计、检验并进行有效科学管理。
Mastering concrete performance variety, controlling unit water consumption, designing and checking the concrete match ratio strictly, and performing efficient administration are important.
目前我国城市供水价格不合理，既加大了供水单位和财政的负担，又造成用水的浪费。
Now the water supply price is not rational in cities of our country this increases the burden of water supply and financial institutions and causes the waste of water.
第六条国家鼓励单位和个人依法开发、利用水资源，并保护其合法权益。
Article 6 the State encourages units and individuals to develop and use water resources in accordance with law, and protects their legitimate rights and interests.
目的了解六安市集中式供水单位生活饮用水水质卫生质量的动态变化，为保证供水质量提供依据。
Objective To investigate the sanitary quality of drinking water from centralized water supply department in Luan City.
国家保护依法开发利用水资源的单位和个人的合法权益。
The State shall protect the legitimate rights and interests of units and individuals engaged in the development and utilization of water resources in accordance with the law.
三峡工程应用表明，降低混凝土单位用水量显著，取得了较好的技术、经济效益。
The Three gorges project application practice indicated that it may effectively decrease the unit water-use of concrete and gain better technique and economic benefit.
第六条国家鼓励单位和个人依法开发、利用水资源，并保护其合法权益。
Article 6 the state shall encourage entities and individuals to develop and utilize water resources according to law, and to protect their legal rights and interests.
第十三条供水单位供应的饮用水必须符合国家规定的卫生标准。
Article13. The drinking water provided by a water supply unit must conform to the hygienic standards set by the state.
要肯定的是这些药物浓度极少，量是以每10亿或万亿为单位来计算。远远要低于医用水平。
To be sure, the concentrations of these pharmaceuticals are tiny, measured in quantities of parts per billion or trillion, far below the levels of a medical dose.
国家保护依法开发利用水资源的单位和个人的合法权益。
The state protects the lawful rights and interests of units and individuals engaged in the development or utilization of wildlife resources according to law.
国家保护依法开发利用水资源的单位和个人的合法权益。
The state protects the lawful rights and interests of units and individuals engaged in the development or utilization of wildlife resources according to law.
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