Two optimal models of intensity of pollution sources were applied to Lanzhou city, and calculation and analysis performed for the models with linear program method.
将总量控制中两种源强优化模型应用于兰州市，运用线性规划方法对这两种模型进行了计算和比较分析。
The amount of air pollution created depended on a number of factors, including weather, surrounding structures, amount of gasoline pumped, and traffic intensity.
有很多因素能影响空气污染的程度，包括气候状况、周围环境、汽油排放量的多少以及交通密度。
The concept and method of exposure efficiency are used to precisely estimate the pollution intensity at a specific region resulted by various air pollution sources of industrial sectors.
为了精确地估算产业部门不同类别与特征的大气污染源对指定区域的污染强度，采用暴露效率概念及其研究方法。
Storm water samples collected from an urban road in Xi′an City show that the urban road surface runoff has much greater pollution intensity of SS and COD and possess less biodegradability.
对西安市南二环路雨天路面径流排水进行了连续取样监测，表明城市道路路面径流污染物SS和COD具有很高的污染强度，且生物可降解性较差。
And the effects of ultrasonic irradiation at low intensity in BACMR on the enhancement of biological action and membrane pollution control were investigated through parallel experiments.
同时通过对比试验研究了低强度的超声波对膜污染防治作用及其在膜-生物活性炭反应器中对生物过程的强化作用。
The device has a high degree of automation, easy to adjust parameters, low labor intensity, no pollution, energy conservation and so on.
该设备具有自动化程度高，参数易于调节，劳动强度低，不污染环境，节约能源等优点。
The results indicated that gold mine has bring heavy metal pollution of soil and that level of heavy metals increased with intensity of mine in Wolongquan River area.
结果表明，金矿开发已造成了卧龙泉河流域土壤生态环境的重金属复合污染，污染程度随开发强度的加大而增高。
With the beautiful shape and compact construction, the product can lower the environment pollution, increase the efficiency of work hours and decrease the labor intensity of operator.
该机造型美观，结构紧凑。使用它可降低环境污染，提高有效工时，减轻机床操作人员的劳动强度。
Heavy metal is a common type of pollutant during accidental pollutions. In recent years, the frequency and intensity of accidental heavy metal pollution events tends to increase in China.
重金属是突发污染事件中比较常见的污染物，近年来我国突发重金属污染事件发生强度和频率的趋势增大。
The paper uses the data of 15 industries in the period of 2000—2006 to investigate the factors that influence the industrial pollution intensity.
本文使用广东省15个产业2000-2006年的数据对产业污染排放强度的影响因素进行研究。
A frame which is built by the shack has the advantages of high intensity and without the environment pollution. The utility model can extensively apply to the crops culture of vegetables.
用本构件搭成的棚架具有无环境污染、强度高等优点，广泛适用于蔬菜等作物栽培。
Compared with a nanometer silicon cement soil pile, the novel cement soil pile has the advantages of low cost, high intensity, no environment pollution and the like.
与纳米硅水泥土桩相比，具有成本低、强度高等优点且不污染环境。
Because of the very low solvent content and fast curing, both the pollution of environment and the labor intensity could be reduced.
由于其具有无溶剂(或低溶剂)及热喷快固等特性，减少了环境污染，降低了劳动强度。
Because of the very low solvent content and fast curing, both the pollution of environment and the labor intensity could be reduced.
由于其具有无溶剂(或低溶剂)及热喷快固等特性，减少了环境污染，降低了劳动强度。
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