查询词典 water pollution

All along, our country has invested significant resources every year to focus on the drainage basin of water pollution control and source water protection, and achieved some success.

一直以来，国家每年都投入大量资金用于重点流域的水污染治理和水源地保护工作，并且取得了一定成效。

Nowadays, with the water pollution problems becoming more and more serious, the eutrophic problem of the water body becomes more and more prominent.

在水污染日益严重的今天，水体富营养化问题越来越突出。

However, this process there are two major problems: 1 m of cloth to China and India with 1 m of paper, and paper consumption, and not only cost caused indirect water consumption and water pollution; can only be printed polyester fabric, applications are restricted.

但是，这栽工艺还活命两不小应题：印1米布给用1米纸，耗纸不仅占用不败本，而且造不败不间接耗火和火污染；只能印制涤纶织物，搁置背受到不拘。

The dynamic change of NH4+, NO3- and TN, under the situation which urea was applied in the high fertility paddy-field in Yuhang of Hangzhou city with a lysimeter which was designed and made by ourselves, was studied and analyzed in order to find the rules of the change in the water-body of surface and the leakage rule of nitrogen, to reduce the effect of nitrogen loss on the water pollution.

借助自行设计制作的稻田渗漏计，在杭州余杭对高肥力稻田不同施用尿素氮肥情况下，稻田地表水和渗漏水中铵态氮、硝态氮和总氮的动态变化规律进行了研究分析，以利于发现氮素在地表水体变化和淋失规律，尽量减少氮素淋失对地下水体所造成的影响。

Water environment ; water pollution ; mathematics model ; numerical compute ; summarization

水环境；水污染；数学模型；数值计算；综述

The factors that restrict the Sichuan economical and social development such as plowland decrease, sharp contradiction between the human being and the land, worse natural environment, short water resource and serious water pollution are brought forward.

农业资源是人类生存和发展的基本条件，是一个地区经济发展的物质基础，正确地认识和评价农业资源是规划和指导区域经济发展的重要前提。

Source water is prevalently polluted in recentyears, which has been a serious problem of the field about water pollution controland protection.

水源水质的普遍污染已成为水环境污染控制与水资源保护领域的突出问题。

At present, water shortage and water pollution and other environmental prob...

论文中分析了大连水环境的现状，并在此基础上分析大连水环境恶化的原因。

Water pollution and water shortage are two of the most important environmental problems in China.

1。水污染和水短缺是中国现在面临的最重要的两个环境问题。

As soil erosion, siltation, increased environmental destruction of the Yellow River and the serious water shortage and water pollution, such as drying up of new problems.

由于水土流失，泥沙淤积，生态环境日益遭受破坏，黄河又出现了严重的缺水断流和水污染等新的问题。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。