河流

Htep is employed as an organization member of city potamology science team by hydraulics commission of china hydraulic engineering society.

n汉唐环保被中国水利学会、水力学专业委员会聘请为城市河流学组单位委员。

Most of the time we paddle smoothly over the Potomac. But sometimes the river is wild.

我们绝大部分时间都是在平缓的波托马可河中划行，但有时，这条河流也很湍急。

Many environmental activists worry especially about the building of new homes and businesses along the Potomac.

许多环保主义者还担心沿河两岸的新建的住房和工商企业对该河流的影响。

Even worse, they pour dirty water in to rivers.

更糟糕的是他们排放污水到河流里。

By integrating the backmixing theory of Reaction Engineering with predictive model of river pollution in Environmental Quality Assessment study, the predictively longitudinal dispersion model of river quality was got and analyzed.

摘要将反应工程学的返混理论与环境质量评价学的河水污染预测模型结合，得出了河流水质预测纵向扩散模型，并给出了解析解。

A ccording to the ,and connecting with the natural and social situations of the H uanghe valley in Shanxi Province,this paper m akes com prehensive analysis on the conditions of the water resources,introduces system - atically the m ethod for m aking the wat...

根据 "全国水功能区划技术细则"，结合对山西省黄河流域的自然、社会情况，尤其是水资源状况的综合分析，系统介绍了水功能区划的方法，对山西省黄河流域河流地表水进行了水功能区划并提出管理建议。

The map shows the principal towns and rivers.

这张地图标出了主要城镇和河流。

For lovers of outdoors, Germany's profusion of rivers, lakes and mountains provide a wealth of scenic spots.

对于喜爱大自然的人来说，德国大量的河流、湖泊和山峰提供了丰富的旅游景点。

See one promontory, one mountain, one sea, one river, and see all.

见到一个海角、一座山峰、一片海水、一条河流，就见到了一切。

Its sound is the leaves and shake the "rustling" sound; it is the river water, purl Shihe; it is couples Whisper low murmur.

它的声，是树叶摇动的"沙沙"声；是浉河流水的潺潺声；是情侣呢喃的低语声。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。