查询词典 water contamination

Air permeability of field soil was obtained k1=4.8446×10^(-12)m^2 by soil column method. Meanwhile, relative permeability curve of air-water was gained by biphase flowing experiment. During experiment period, average of soil water content was 0.2689g and pH value was 7.0-8.5. The quantity of aboriginal animalcule went down sharply after pouring contamination into the ground and then rose gradually to its original level which was 10^7 (unit g1dry soil).

采用土柱法测得现场土壤的空气有效渗透率为k1=4.8446×10^(-12)平方公尺，通过气液两相流动试验得到气－液相对渗透率曲线；试验期间土壤平均含水量为0.2689g，pH值在7.0-8.5之间；微生物含量在注入污染物及营养盐后先下降后回升，驯化后期细菌密度达10^7（个g^(-1)干土）数量级。

During the reconstruction, the way of supplying safe drinking water is not too many: bleacher can kill viruses and some bacteria, but it will neither hurt the parasite, nor remove toxic chemicals in the water; heating boil only can eliminate biological contamination.

而在这数年中，可以用来提供安全饮用水的方法并不多：漂白剂能杀死病毒和一些细菌，但不会伤及寄生虫，也不会去除水中的有毒化学物质，加热煮沸只会消除生物污染。

Not directly Health drink, but also for Zuotang, cooking, food more fragrant, pure health system out of ice; From the use of water barrels of water, such as water inconvenience, not outsiders water, not only to protect the security and privacy of home, and avoid the secondary contamination; cleared encrustation, bathing not only skin feeling Shuanghua and showers, nozzle no longer block; wash out feeling fluffy soft clothing, colours more brilliant; bathroom facilities no longer difficult to clean up the White saturate and Xiuban; In the absence of encrustation not only to guarantee an independent heating or heat boiler or Bigualu safe operation and high thermal efficiency, saving energy.

答：不仅仅可以直接生喝，而且用于做汤、做饭，饭菜更香，制出的冰块纯净卫生；免去了使用桶装水订水、等水的不便，不用外人送水，不仅保护了家居的安全和隐私，而且避免了二次污染；清除了水碱，洗澡不仅皮肤感觉爽滑，而且花洒、喷头再也不堵了；洗出的衣物感觉蓬松柔软，颜色更亮丽；卫浴设施再也没有难以清理的白渍和锈斑；由于没有了水碱不仅能保证独立供暖或洗浴用锅炉或壁挂炉安全运行，而且热效率高，节省能源等。问：选择桶装水还是纯水机？

To study the effect of different warm water treatment on germination rate, contamination rate and callus rate of seeds containing endophytic fungi, tall fescue seeds were sterilized by water with different temperature (40, 50, 60℃) for different period of time (10, 20, 30 min), as well as sodium hypochlorite solution.

为了研究温水处理对富含内生真菌的高羊茅种子发芽率、污染率和出愈率的影响，以不同温度(40， 50， 60℃)、不同时间(10， 20， 30 min)的温水浸泡和次氯酸钠配合使用处理高羊茅种子，并进行发芽率试验和愈伤组织培养。

In order to evaluate the risk of groundwater contamination resulting from pesticide leaching, a new fugacity model was developed on the basis of former researchers'work. In this model soil was divided into two compartments: unsaturated consisted of three subcompartments: air, water, and soil solid, and saturated phase consisted of two subcompartments: water and soil solid.

在上述实验研究的基础上，结合农药污染地下水的研究在环境中的重要性，提出了一种包含地下水相在内的土壤多介质环境逸度模型，把土壤分为不饱和层相（由空气、水、土壤固体三个亚环境相组成）和地下蓄水层相，用来评价农药对地下水污染的情况。

Pesticide contamination is considered one of the most contaminated sources of environmental water. Atrazine, Chlorpyrifos, Malathion and Butachlor were applied intensively and more frequently detected in environmental water in China.

农药残留物是水环境的重要污染源之一，莠去津、毒死蜱、马拉硫磷和丁草胺是我国农业上使用量较大且在环境水体中检出率较高的四种农药。

Therefore, the thermoluminescence curve characteristics of the fish otoliths are quite sensitive to water quality and water environment, and this can be regarded as an important indicator to the contamination degree of the water.

研究结果表明，鱼耳石的热释光曲线特征对鱼所生长的水体水质和水环境相当敏感，通过更深入研究，可能成为水质和水环境的重要标型。

Based on the detailed water quality monitoring data of about 317 hydrometric stations from 1960 to 2000 and water quantity data of 20 hydrometric stations between 1919 and 2000 included in the Hydrological Yearbooks, which were all published by Yellow River Conservancy Commission, and socio-economic data related to the Yellow River, the characteristics of water quantity, major ion chemistry, organic contamination and their mechanisms, and integrated watershed management issues of the Yellow River have been systematically studied in this work.

本文在全面分析黄河流域300余水文站过去40年（1960—2000）水质资料和干支流20余水文站过去近50年（1950—2000）径流量资料的基础上，研究了：（1）、黄河水量的基本特征和近40年来的变化，重点讨论了黄河下游&断流&现象的发展及原因：（2）、黄河天然水质的基本特征、区域分布和影响因素；（3）、黄河天然水质40年来的变化趋势及原因；（4）、黄河水系氮污染和有机污染的特征、近40年来的发展，及其与社会经济发展的关系；（5）、黄河下游水质变化与水量变化的关系；以及，（6）、黄河水质水量管理中的制度安排问题。

It is contamination of water with city sewage and factory wastes; the runoff of fertiliser and manure from farms and feed lots; sudsy streams; sediment washed from the land as a result of storms, farming, construction and mining; radioactive discharge from nuclear power plants; heated water from power and industrial plants; plastic globules floating in the world's oceans; and female sex hormones entering water supplies through the urine of women taking birth control pills.

它是水体被下列污染物所污染：城市污水和工业废水；从农场和饲养场流失的化肥和粪肥；充满泡沫的溪流；由于暴雨、耕作、建筑和采矿而被冲刷的土壤沉积物；来自核电站的放射性排泄物；电厂和工厂的热水；漂流在全球海洋中的塑料小球；从服用避孕药的妇女的尿液进入供水系统的女性荷尔蒙。

This paper analyses the problem of abnormal turbidity in the operation of a small water treatment plant in north Jiangsu,and holds that its main causes are contamination of raw water,abnormal water turbidity before filtration,filter trouble and superstandard of colibacilli.

对苏北某小型水厂运行过程中出现的浊度异常问题进行了分析，认为原水受到污染、滤前水浊度异常、滤池故障、大肠杆菌超标等是引发浊度异常的主要原因。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。