The supply-demand analysis of water resources can only reflect the amount of water supply and demand.
水资源的供需分析，仅反映各区的水资源供需水量及缺水情况。
Nuclear submarines are able to provide their own infinite supply of air, water and power. Their only limitation for staying submerged is the amount of food on board.
核潜艇可以无限止地供应空气，水和动力，唯一对潜水时间有限制的是艇上的食品储量。
This means under the constant circumstance in current amount of water supply can make the town increase 50% in amount of water through the reuse of sewage water.
这意味着通过污水回用，可以在现有供水量不变的情况下，使城镇的可用水量增加50%以上，这是一笔巨大的资源。
In some areas of the country, the natural water supply contains a certain amount of fluoride - enough to keep teeth healthy and free of cavities.
在我国的某些地区，自来水含有一定量的氟化物——足以保持牙齿的健康及有效防止蛀牙。
The time sequence method which is quite valuable for use, is applied to the forecast and error analysis of daily water supply amount in Xiamen City.
应用时间序列法对厦门城市日供水量进行预测和误差分析，具有较强的实用价值。
Economic coefficient declined with the improvement of water-supply level and p's amount.
经济系数有随供水和施磷水平提高而降低的趋势。
The most important factor affecting the water supply amount is light intensity, the irrigation amount can be determined by the light intensity and the EC value of drain water from the substrate.
影响灌溉量的最主要因素是光辐射强度，即可根据光辐射强度和每天检测所获的回收液EC值来确定。
The principle for water balance analysis is to reversely derive the area of water supply according to runoff amount in the karst system, further to determine the position of the groundwater divide.
水均衡分析法原理是根据岩溶系统径流反推补给面积，进而确定地下水分水岭的位置。
Liuxi river is one of the important city's water resources. The supply quantity of water plants along the river is about 70% of the total amount in Guangzhou city.
流溪河是广州市主要生活饮用水源之一，其沿途水厂的供水量约占广州市生活饮用水的70%。
On the other side, the increasing demand for water supply will decrease the amount of water for diluting wastes.
另一方面，用水需求的不断增长将使得可用于稀释废水的水量大大减少。
So it is required that water supply pipelines should not only meet the amount and pressure of water that are needed, but also ensure the quality of water that is transported and diatributed.
因此，要求给水管道不但能满足人们所需要的水量和水压，而且还要保证所输配水的水质。
So it is required that water supply pipelines should not only meet the amount and pressure of water that are needed, but also ensure the quality of water that is transported and diatributed.
因此，要求给水管道不但能满足人们所需要的水量和水压，而且还要保证所输配水的水质。
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