Plant life balances ecosystems, protects watersheds, mitigates erosion, moderates climate and provides shelter for many animal species.

植物平衡了生态系统、保护了流域、减缓了侵蚀、缓和了气候，为许多动物物种提供了庇护所。

State governments are well accustomed to managing forests, but traditionally they've focused on wildlife, watersheds and opportunities for recreation.

州政府已经习惯了管理森林，但一直以来他们关注的是野生动物、集水区和娱乐项目。

Monsoons shift away from normal watersheds.

季风性降雨偏离的正常流域。

Forests protect watersheds which supply fresh water to rivers.

森林保护向江河供应淡水的流域。

Tree planting, as in this image from Madagascar, helps protect watersheds.

如这幅来自马达加斯加的图片显示，植树有助于保护水域。

Sixty-three pharmaceuticals or byproducts were found in the city's watersheds.

其中63%的药物或副产品是在该城市的分水岭发现。

Yet he also turned deserts into watersheds and parched land into flowing springs.

他又能使沙漠变成水源，使旱地变成水泉。

The applications of landscapes virtual reality technology to small watersheds are discussed.

探讨了小流域景观虚拟现实技术在水土保持中的应用。

This will be useful for rivers but may also be useful for calculating watersheds and other features.

这对于计算河流很有用，但也可以用于计算分水岭和其它特征。

The available data for watersheds were assembled and consolidated and the metadata were standardized.

收集和整理小流域数据，进行元数据标准化。

This research work has set up also the experimental and demonstrative small watersheds at relative comp…

同时，也对沙害的相对完全治理进行了小流域的实验和示范，并提出了相关的推广建议。

The trends of collective land use change rate in the two watersheds are converse with the buffer expanding.

两流域总体土地利用变化率随河谷缓冲带的扩张变化趋势相反。

The three-dimensional inquiring system was realized by information system of small watersheds built by dummy GIS.

在此基础上，应用虚拟GIS建立小流域信息系统，实现全县水土流失的三维动态查询。

SCS model is applied to calculating runoff amount of several typical small watersheds of North of Shaanxi and Weibei .

用SCS降水-径流模型对陕北渭北多个典型小型集水区降雨径流量进行了分析与计算。

This paper presents a new kind of algorithm for cell image segmentation, which is based on region-growing and watersheds.

提出了一种基于区域增长和改进分水岭算法的胃腺癌细胞图像分割方法。

The research and application of runoff yield and runoff in small watersheds in China are reviewed, compared and analyzed.

水文巡测技术方案的制定对小流域产汇流参数是否存在影响，影响有多大，同样具有一定的研究价值。

Already cap-and-trade schemes are springing up in some American watersheds because of concern about the spread of dead zones.

由于死寂之区扩散的问题得到关注，在很多美州水域地区“抓换”计划已经大量涌现。

One widely-cited example concerns the watersheds that supply New York, in the Catskill Mountains and elsewhere around the city.

有个得到广泛引用的实例涉及到在卡茨基尔山及该市周边的其它地区供应纽约的水域。

In this paper, the model for predicting the losses of nitrogen from watersheds is built, and the result of the model is verified.

对水体流失过程中氮化物对地表水体污染模式进行了探讨，对其流失过程建立了预测模型，并对结果进行了验证．。

Since 1985, Guyuan County has conducted a study on terraced fields with slope with the combination of comprehensive management of small watersheds.

1985年以来，固原县结合小流域综合治理，开展了隔坡梯田模式研究。

This paper discusses how to design and establish soil and water conservation information system for small watersheds based on component GIS technology.

研究了基于组件式GIS的小流域水土保持信息系统的设计与实现；

The fast extraction of the watersheds based on DEM saves manpower and material resources greatly, which is feasible according to efficiency and precision.

基于DEM的流域的快速提取，大大节省了的人力、物力，从提取的效率和精度来看都是切实可行的。

By this method, we found that the VRD indices for most watersheds of the northwestern basin were less than -0.2, displaying a severe vegetation deficiency.

通过该评价方法发现，在泾河流域西北部的大部分子流域的植被冗亏指数小于-0.2，植被亏缺较为严重；

Then the objective function is applied to five difference watersheds for design of rain gauging stations network, and is compared with result of other method.

然后运用目标函数对五个不同流域进行雨量站网规划，并同其它方法进行比较。

Article 12 the state shall, with respect to water resources, adopt a system that organizes the administration by watersheds as well as by administrative areas.

第十二条国家对水资源实行流域管理与行政区域管理相结合的管理体制。

He concedes that the wastefulness (and water conservation) he Chronicles has little or no effect on people in other watersheds because water is so difficult to ship.

他承认他所记述的挥霍用水(及节约用水)对于其他那些连行船都很困难的流域的人们来说几乎没有影响。

Unhindered by the clutter of political boundaries, the land is defined by watersheds, by mountain ranges and large lakes; the natural demarcations of an environment.

这片土地丝毫没有受到纷繁复杂的国界的影响，相反，它以其特有的丰富的水域，绵延的山脉以及广阔的湖泊而成为了天然的环境屏障。

The effects of forest types on hydrochemical characteristics of streams in Liangshui National Nature Reserve were studied by the comparison experiment of watersheds.

采用集水区对比分析方法，探讨凉水国家级自然保护区不同森林类型对溪流水化学特征的影响。