水是如何变化的？
Why could the color of the water change?
这里的水怎么会变颜色呢？
Why does the color of the Kanas Lake water change?
喀纳斯湖的湖水为什么会变色呢？
The concentrations of different phosphorus species in overlying water change seasonally.
上覆水中各形态磷浓度呈现明显的季节性变化。
Each time lets the tear current of water change one's mind, irrigates the dream to start out the miracle.
每一次让泪水流回心，去灌溉梦想开出奇迹。
The soil water change in all kinds of vegetation types is consistent with seasonal rule of Precipitation.
各植被类型的土壤含水量与大气降水具有相似的季节动态；
We express the characteristic of water change based on the Landscape exponential calculating of water element.
并对水域要素的景观指数计算来反映水域的变化特点。
The patterns of the responses of the gas exchange and resource use efficiency to water change varied with various physiological indices.
气体交换和资源利用效率对水分变化的响应格局因生理指标不同而存在差异。
Based on the standard deviation and variation coefficient, soil water change in the profile could be divided into four layers by cluster analysis.
基于标准差和变异系数两个指标，采用聚类分析，可将土壤剖面水分垂直变化划分为四个层次：速变层、活跃层、次活跃层和相对稳定层。
I use one teaspoon per gallon when I initially set up a tank, then about once a month make a partial water change, adding the same ratio of salt to the new water.
当我设立新缸时，我习惯在每加仑的水中加入一茶匙的海盐，然后等过一个月后再换部份新水同时再加入同样比例的海盐于新水中。
As much the cascades of calcium carbonate as the water change color in accordance with changes of the solar light that illuminates them, and the effect is surprising.
无论是碳酸钙阶梯还是池中的水，它们的颜色都随照射的日光的颜色变化而变化，景象十分惊人。
You can let the tank go for awhile and not dose to purge any excesses that might have built up over a month or two or you can test to see rather than do the water change.
过一段时间后养料可以不用添加，因为前期可能有过量营养积累在缸中，此时不用管，也不需要换水。
Although the future changes in precipitation are equivalent to the last 50-yr gauges and lower than changes in the Holocene, the speed of lake water change was much high.
虽然未来年降水总量的变幅没有超过过去50年器测记录变幅，更不及全新世的降水变化量，但湖泊水量对气候变化的反映变率较变幅要大。
The proportions of dissolved phosphorus, particulate phosphorus and phosphorus existing in the coarse particles in overlying water change significantly with content of SS.
河床上覆水体中溶解态磷、颗粒态磷及赋存于粗颗粒物上的磷所占比例皆随悬浮颗粒物浓度发生显著变化。
Experts say drip irrigation is an innovation whose importance is growing, as climate change and rising population strain water supplies in many parts of the world.
专家表示，随着气候变化和人口增长对世界上许多地区的水资源供应造成压力，滴灌这种创新做法显得越来越重要。
No matter what steps governments take to provide water more efficiently, they must change their institutional and legal approaches to water use.
无论政府采取什么措施来更有效地提供水，都必须改变对用水相关的制度和法律法规。
The plants also change shape, shrinking to minimize the surface area through which their remaining water might evaporate.
这些植物还会改变形状，萎缩以使表面积最小化，剩余水分正是通过植物表面蒸发掉的。
Some digging around in historical records revealed that there was a change in the incidence of water-borne disease at that time, especially dysentery.
一些历史记录显示，当时水源性疾病的发病率发生了变化，尤其是痢疾。
At the outset of the new millennium, however, the way resource planners think about water is beginning to change.
然而，在新千年伊始，资源规划者对水资源的看法开始发生变化。
This could cause rapid growth of water plants in the river, which can lead to the water ways getting clogged with organisms, which can change the flow of the water.
这可能会导致河里的水生植物快速生长，从而导致水道被生物体堵塞，从而改变水流。
They lack water-storing structures, and their existence on rock faces prevents them from tapping groundwater, so they have instead developed the ability to change their metabolism.
它们缺乏储水结构，而且它们长在岩石表面，这阻止了它们利用地下水，所以它们反而形成了改变新陈代谢的能力。
What's the impact of water and climate change on food production and prices?
水与气候变化对粮食生产和粮食价格具有哪些影响？
“If you cut down more trees than you grow, you run out of trees,” writes Gilding.“If you put additional nitrogen into a water system, you change the type and quantity of life that water can support.
“如果你砍倒的树比你种的还多，你就会将树用光，”基尔丁写道，“如果你将额外的氮投放进一个水系，你就会改变那个水体所能维持生命的种类和数量。
But would this information about embedded water in food change your shopping or eating habits?
但是，这些关于食品中内在水的信息会改变你的购物和饮食习惯吗？
First, we've tried to synthesize the science of water and climate change to provide a solid foundation for understanding key issues.
首先，我们试图将水科学与气候变化进行了综合，以便为弄清关键问题奠定坚实的基础。
The main problems of scarcity are water and food shortages, demographic change and state failure.
而匮乏的主要诱因是水及食物短缺、人口结构变化和国家政策的失败。
Some policies apparently unconnected to water must change too.
一些明显与水无联系的政策也必须改变。
If you put additional nitrogen into a water system, you change the type and quantity of life that water can support.
如果你在一个水系统中多放氮，那么你就会改变它的形态，并且导致靠水供给的生命数量有所改变。
If you put additional nitrogen into a water system, you change the type and quantity of life that water can support.
如果你在一个水系统中多放氮，那么你就会改变它的形态，并且导致靠水供给的生命数量有所改变。
应用推荐