他们对于可用水量只有一点模糊的了解。
They have only a vague idea of the amount of water available.
这台智能洗衣机会根据衣物多少适当安排进水量。
This smart washing machine will dispense an optimal amount of water for the load.
湿地对地下水，即地表以下的水量影响很大。
Wetlands have a big effect on groundwater, the amount of water below the surface of the land.
更糟糕的是，一些中国传统的灌溉方式浪费的水量令人惊讶。
To make matters worse, some of the traditional Chinese irrigation methods have wasted an astonishing amount of water.
知道海水的盐度和大致的水量之后，他计算出了海水中已经存在的盐的量。
Knowing the salinity of ocean water and the approximate volume of water, he calculated the amount of salt already held in solution in the oceans.
在干燥的地中海地区，游客在游泳池游泳时的用水量几乎是当地人的两倍。
In dry Mediterranean areas, tourists use almost twice as much water as local people when swimming in the pool.
这些措施还包括在2025年之前减少其对环境的影响、耗水量和包装材料的使用。
Initiatives also include efforts to reduce its environmental impact, water consumption and materials used in packaging by 2025.
我不是一个讲究穿衣的人，但我买的几件新衣服又一次超过了每天从水龙头流出的水量。
I'm hardly a clotheshorse, but the few new items I buy once again trumped the amount of water flowing from my faucets each day.
把湿地想象成一块巨大的海绵：地球吸收大量的不断涌向地表的，增加了地表以下水量的这些水。
Think of wetlands as a giant sponge: the earth soaks up a lot of this water that's continually flooding the surface, which increases the amount of water below.
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.
它们的种子的顶端向上生长，其距离地面的高度刚好可以接触到风；它们的体型大小也刚好是生长所需的尺寸；它们的茎是空心的，且仅仅是通过体内的含水量来保持自身的坚挺。
Their seed heads raised just high enough above the ground to catch the wind, the plants are no bigger than they need be, their stems are hollow, and all the rigidity comes from their water content.
在干旱时期配给农民的水量减少。
村民每天的用水量限定为两升。
它使用的水量仅仅是常规洗手的10%。
It uses only ten percent of the water that regular hand-washing does.
然而，这导致了河流的水位下降，河流的水量减少。
This has led to lower water levels on the river, which has caused the river's water to decline.
自20世纪50年代以来，人类用水量增加了三倍。
Since the 1950s, the amount of water people use has increased by three times.
冰川是地球水循环的一部分，其含水量仅次于海洋。
Glaciers are part of Earth's hydrologic cycle and are second only to the oceans in the total amount of water contained.
"大多数沙石中较浅的蓄水层贮水量少，但可以迅速再生。
Most shallow aquifers in sand and gravel deposits produce lower yields, but they can be rapidly recharged.
许多人试图通过减少灌溉频率或改种需水量更少的作物来节约用水。
Many have been attempting to conserve water by irrigating less frequently or by switching to crops that require less water.
其连锁效应可能包括气温升高、云层增厚、降水量增加和海平面升高。
The knock-on effects are likely to include more warming, cloudier skies, increased precipitation and higher sea levels.
这种情况在德州最为严重，那里气候最干燥，抽水量最大，含水层含水最少。
The situation is most critical in Texas, where the climate is driest, the greatest amount of water is being pumped, and the aquifer contains the least water.
由于湖泊水位是由蒸发率和降水量控制的，对这种水位的解释是模糊不清的。
Since lake levels are controlled by rates of evaporation as well as by precipitation, the interpretation of such levels is ambiguous.
对于超高温火灾增多的一种解释是，该地区夏季通常很干燥，近年来降水量明显低于正常水平。
One explanation for the trend to more superhot fires is that the region, which usually has dry summers, has had significantly below normal precipitation in many recent years.
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.
斯坦福大学的研究小组对这一深度以下的地下蓄水层进行了调查，发现蓄水量或许是先前所预想的三倍。
The team at Stanford investigated the aquifers below this depth and found that reserves may be triple what was previously thought.
他也做了件难以置信的事：他决定无论计算所得的下水道排水量是多少，他都要把它们翻倍，为了将来。
He also did one fabulous thing: he decided that whatever calculations he made for the flow of sewage, he would double them, for the future.
"因此，人们认为充满水分的岩石样本的总含水量既包括可能会渐渐流失的水分，也包括不会流失的水分。
The total volume of water in the saturated sample must therefore be thought of as consisting of water that can, and water that cannot drain away.
现代灌溉设备每台的日喷水量可以达到四百五十万升，从而形成了一种像群岛一样的由几何圆形的绿色农田所构成的景观。
Modern irrigation devices, each capable of spraying 4,5 million liters of water a day, have produced a landscape dominated by geometric patterns of circular green islands of crops.
实践证明，低耕农业提高了作物产量，减少了用水量；而且，由于有害植物变少了，这种农业对化工产品的需求也降低了。
It has been proved that Low Till Farming increases harvests and reduces water use, and this method reduced the need for chemical products because there are fewer unwanted plants.
现代灌溉设备，每台的日喷水量可以达到四百五十万升，从而形成了一种像群岛一样的由几何圆形的绿色农田所构成的景观。
Modern irrigation devices, each capable of spraying 4.5 million liters of water a day, have produced a landscape dominated by geometric patterns of circular green islands of crops.
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