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the surface of the water相关的网络例句

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与 the surface of the water 相关的网络例句 [注:此内容来源于网络,仅供参考]

It was emphasized that GB3838-2002 not only need to pay attention to the full treatment of wastewater and rainwater but also the proper disposal of treated wastewater which meet the national discharge standard GB18918-2002 but still contain significant amount of pollutants if compare with the national surface water quality standard GB3838-2002. To the brooky region of Jiang-Zhe Plain, the discharged pollutant loads still significantly exceed the environmental capacity of the receiving waters even if all treated wastewater meet the first grade B limits of GB18918-2002, and the water pollution problem still cannot be really eliminated.

通过比较分析,我国现行的城镇污水处理厂污染物排放标准GB18918-2002和地面水水质标准GB3838-2002,明确提出,相对于这一区域的地面水环境质量而言,不但雨污水必须得到充分有效的净化处理,达标排放的污水中也仍然含有总量不容忽视的污染物质;对于江浙平原河网地区,即使全部城市污水都达到GB18918-2002中一级B的要求,排放的污染物负荷仍然会明显超过受纳水体的环境容量,水污染问题仍然难以真正消除;达标处理水的处置与利用问题值得特别的关注与探讨。

Under coaction of endogenic geological processes and water and heat conditions, the drainage development, and water formation and transformation in the inland watershed. were indicated hydrological characteristics of periglacial zone. The hydrological process is mainly related with to changes in mountain areas. It by 41% of precipitation in mountain areas as surface discharge flows into middle and lower reaches, which makes up a main physical basis of the quantitative and qualitative relationship for various functional units in the eco-system in mountain front plain.

在内动力地质、水热条件的共同作用下,内陆河流域上游山区的水系发育、水的形成和转化反映出冰缘带水文学特征,水文过程主要和气候变化相关联,山区降水总量的41%以地表径流形式输入中下游地区,构成山前平原生态系统各功能单元数量与质量关系的主要物质基础。

Zeta potential,density of surface carboxyl groups,the interaction between carboxyl groups and component in copolymerization emulsion,mechanical properties of films,state of water,particle diameter and distribution of particle diameter and theological behavior of emulsion were investigated by Zeta meter,the conductometric titration, particle size apparatus,dynamic mechanics analysis,differential scanning calorimmetry,scanning electron microscope,rheological apparatus,respectively, to study the mechanism on the water resistance of modified PVAc emulsion.

利用Zeta电位仪、电导滴定法、激光粒度仪、DMA、DSC、SEM、流变仪等手段从Zeta电位、表面羧基密度、羧基和乳液组分中的相互作用、羧酸改性后胶膜的力学性能、水的存在状态、粒径分布、流变性能和微观形貌方面探索了羧基提高乳液耐水性的机理。

This project is designed for the proper condition of the villages and towns , used to eliminate the sewage of living , waste water of production and the excrescent surface water. It can reduced spread of pathogen and environment pollution , in order to keep sanitation of the habitation.

项目简介:该项目是针对农村乡镇特有的生产和生活环境所设计,用于排除农村乡镇居民生活污水和生产中的各种废水、多余的地面水的工程,可有效减少病菌传播和对环境的污染,以保持生活环境的卫生。

Using these techniques to experimentalize in Nanhu Park of Tangshan city for three years the water quality of Nanhu Park came from less V class of the surface water standard back to III class. The pollution of Nanhu Park of was resolved basically.

应用这些技术经过为期3a的修复试验,南湖公园的水体由地表水劣Ⅴ类恢复到了Ⅲ类标准,基本解决了南湖公园水体的污染问题。

Up to May 2000, before water delivering, the cutting off runoff of lower Tarim River had been continued for 30 years, all the surface water had disappeared for a long time. It forces the environment which is originally controlled by dry circulation to develop rapidly toward dry environment. The desertification had expanded greatly. As the results, a large number of the saline meadow and halophilous shrub deserta had disappeared.

:由于近30a的断流,使本来就处于干旱环境中的塔里木河下游末端朝着更加干旱的方向急剧发展,致使原有的荒漠植被大量消失,植物成片死亡,或濒于死亡,并形成大片裸地;遗留种类极度贫乏,群落结构简单,一年生草本植物趋于灭绝。

This is one kind by the neutral distilled water the bamboo coal factor which for the carrier, auxiliary purifies and essential becomes the membrane assistant, to seal the solid anti-alkali member contour molecular compound naturally to undergo a series of complex craft purification to become, this green environmental protection, can form compact protective film fast on the wall surface, has the stable wall surface, waterproof, the anti-alkali function, can prevent the wallpaper mildewy deterioration effectively, the enhancement wallpaper and the wall coheres the strength, is advantageous in the wallpaper construction, the extension wallpaper service life.

本品是一种以中性蒸馏水为载体、辅以精制的竹炭因子和必要的天然成膜助剂、封固抗碱分子等高分子化合物经过一系列复杂的工艺精制而成,本品绿色环保,能快速在墙面上形成一层致密的保护膜,具有稳定墙面,防水、抗碱的作用,能有效防止壁纸发霉变质,增强壁纸与墙体黏结力,有利于壁纸施工,延长壁纸的使用年限。

The distribution law of calcite and whewellite affirms again that Weertman's water-film theory under ice is correct and indicates that the water-film on the stoss and the top-surface prevails.

同时也说明方解石的沉淀过程,不仅仅是背冰面的复冰过程。方解石的分解与沉淀与水膜承压而溶有较多的CO〓有关。

There is obvious difference between groundwater and surface water ,and the effluents in winter and in spring also differ greatly. This study shows that SOS / umu test, as an important and useful method for drinking water safety evaluation, can be used for evaluating the removal efficiency of the genotoxicity quickly and accurately.

通过研究表明,本研究所应用的生物毒性测试SOS/Umu能够快速、准确地对水厂工艺过程中致突变物质的处理效果进行评价,能对工艺改进提出指导,是自来水质安全性评价的重要补充手段。

Studies indicate it's vaporing capacity lessening than free surface,reducing the salinity of water body and purifying the water body.

植物作为初级生产者是生态系统的核心,水生植被的存在是博湖长期保持淡水特色的主要原因之一,当水面上有水生植物生长时,湖面的蒸发蒸腾量低于自由水面的蒸发量,从而降低了水体的矿化度并净化了水体。

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