注意“净值”这一词：测量地下水渗入并且渗出湖水的实际水量比仅仅推断出它们的差异要复杂得多。
Note the word "net" measuring the actual amounts of groundwater seepage into the lake and out of the lake is a much more complicated matter than merely inferring their difference.
但自1980年以来，在一系列帮助家庭和工业节水的新技术应用之后，人均用水量实际上有所下降。
But since 1980, the amount of water consumed per person has actually decreased, thanks to a range of new technologies that help to conserve water in homes and industry.
麻烦的是，目前人均用水量实际上每年增长1%左右。
The trouble is water consumption is actually increasing by about 1% a year.
麻烦的是，目前人均用水量实际上每年增长1%左右。
The trouble is water consumption is actually increasing by about 1% a year。
保温层是水箱外皮与内胆之间的部分，保温层性能的好坏直接影响太阳能实际可用热水量的多少。
The insulation layer is between the outer cover and the inner liner of the water tank, insulation performance will directly influence the actual available amount of how much solar hot water.
实际的需水量根据植物种类，气候(植物吸收的大部分水用于进行蒸发降温)，和灌溉效率的不同而有所不同。
The actual water requirements differ according to plant, climate (most of the water withdrawn by plants is for cooling through evaporation) and the efficiency of irrigation.
实际上，高含水量使西瓜的生糖负荷降低，也就是说按照常规的量食用西瓜不会导致血糖水平迅速升高。
In fact, its high water content gives it a low glycemic load, meaning it does not raise blood sugar levels quickly in amounts typically eaten.
在测试过程中应根据实际情况，选择恰当的测试方法，测试出准确的水量。
In the testing process we should choose the proper test methods to measure the exact amount of water based on the actual situation.
应用结果表明，该模型给出了各项稳产措施的增油量、增水量及生产费用，使措施配置更能反映实际生产动态。
The application results show that the model gives incremental oil, incremental water and production cost of every stable production measure, which can reflect actual producing performance better.
以实际蒸发蒸腾量、有效降雨量和土壤贮水量来预报未来灌水时间。
It is based on actual evapotranspiration capacity, effective rainfall and water reserve of soil to forecast irrigation time.
注水井实际注水量随系统压力波动或地层吸水能力的变化而改变，这是针型阀或井下固定水嘴无法避免的缺陷。
Real water injection rate in water injection well will change when system pressure fluctuates or formation water absorption capacity changes.
结果表明：开采A组煤实际疏干水量与模型计算结果吻合程度较高。
The result express: the anastomotic degree of the practice dewatering quantity by mining a set coal and the model calculation result is higher.
其中城市污水处理厂的设计水质、水量常与实际差别很大是最主要的一个。
One of them is the wastewater quantity and quality in the design stage.
用水量平衡法计算的流域多年平均实际蒸散发量对估算结果进行检验。
Actual evapotranspiration was reckoned by model and results were verified by explored the secular annual mean basin actual evapotranspiration which was calculated from water model.
结合工程实际情况，介绍在有地下水地区的暗渠施工降水案设计、涌水量计算、水泵选择。
An introduction is given to dewatering design, calculation of gushing water volume, and selection of pump for the construction of underdrain.
实际应用表明，通过优化取、回水井的使用模式，可以减少系统的用水量和能耗。
The application shows that it reduces the water and energy consumption optimizing the employing modes of pumping Wells and recharging Wells.
实际上，垃圾内部结构不是均一的，田间持水量在不同层次也有差异。
Actually, the internal structure of garbage body is not uniform and the field capacity is also different in different layers.
实际估测的区域降水量不仅对进行洪水监测、发布洪水警报起指导作用，而且是各种水文和大气数值模式用到的重要的实测原始资料之一。
Precipitation is not only a kind of essential data to a hydrological or atmospheric numerical model, but also a sort of key information for flood monitoring and warning.
据此立式算得的近40年历年水量值与实际观测值基本吻合。
Based on this we calculate every year's water volume, the result shows it inosculate basically with the actual observations.
实际上制造这个瓶子本身就可能用掉近7倍的瓶子里的水量。
It can take nearly 7 times the amount of water in the bottle to actually make the bottle itself.
将难以利用的地下水量从地下水资源量中扣除后可得地下水实际可利用量。
The available groundwater is equal to the total amount of groundwater subtracting the part of groundwater, which is hard to use.
用该装置实际进行了不同土壤含水量和不同土壤密度要求的土样制备，得到了满意的结果。
Last, the device was used to prepare the soil samples with different density, and the satisfied results were reached.
本系统已在上海焦化厂精煤传送带上做了动态实验，所得结果与实际含水量基本相符。
The experimental results are in good agreement with the actual humidity of the coking coal.
实际上，排污水量远远超过这个数，因为许多乡镇企业工业污水排放量难以统计。
In fact, the sewage water, far more than this number, because many township and village enterprises is difficult to calculate emissions from industrial wastewater.
文摘：结合工程实际，对水量调节池的水力特性进行了较深入的探讨，推导出已知变进水量调节池的特征公式，并进行了验证和分析。
Abstract: with the need of idiographic project, the hydraulic characteristics of adjustive pool is thoroughly discussed. the diagnostic expressions is obtained, and is analysed.
指出每种方法的优缺点，城市用水量预测应根据实际情况选取预测方法。以郑州市为例，选取不同的方法进行预测及分析，结果表明郑州市2020年之前的用水量呈现非线性递增的趋势。
Taking Zhengzhou as an example, choosing different methods to predict and analyze, the results indicate the increasing trend of the water consumption before 2020 in the city.
计算结果表明，计算突水量与实际突水量的相对误差仅1.04%。
Calculating results indicate that the error of computed water inrush and actual in-situ water inrush is only 1.04%.
目前，隧道涌水量的预测方法很多，但是，其预测结果与实际情况往往出现较大的误差。
At present, there are a lot of prediction methods on tunnel discharge, but errors are appeared.
这种供水方法而不考虑片内作物分布和作物品种差异对需水的要求及土壤的实际含水量。
That is the farmers have no choice but to irrigating by turns. And they can't take into account distributing of crops and water requirement and water content of soil.
这种供水方法而不考虑片内作物分布和作物品种差异对需水的要求及土壤的实际含水量。
That is the farmers have no choice but to irrigating by turns. And they can't take into account distributing of crops and water requirement and water content of soil.
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