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- Calculations of Dust Emission Flux in Northern Deserts of China by DPM Model DPM模型计算中国北方沙漠地区粉尘释放通量
- dust emission flux 粉尘释放通量
- Dust emission inventory of few open source can be evaluated now. 但目前只有少数的开放源类起尘量可以进行估算。
- It provided the motivation for controlling smoke and dust emission from industrial plant. 这为控制工厂企业散发的烟尘起了促进作用。
- The cultivation layer soil phosphatase activity and N2O emission flux appeared negative relation markedly, with correlation coefficient of 0.4660. 结果表明，耕层土壤磷酸酶活性与土壤N2O排放通量呈显著负相关，相关系数为0.;4660。
- The purpose of CCHS is to reduce the SO 2 and dust emission and satisfy the EPS claim. CCHS技术的目的是降低二氧化硫、烟尘的污染，达到环保标准。
- At last, the analysis methods of soil mercury forms and emission flux of vapor phase of mercury from soil are discussed. 最后，还介绍了土壤汞形态的分析方法以及土壤挥发性汞释放通量的测量方法。
- Land melioration, such as a change in the land surface type from desert or semi-desert to grassland, restrains the dust emission significantly. 中国西北沙漠-半沙漠区地表的改善，可引起整个中国北方至蒙古国的大气粉尘含量减少，使大气环境明显改善。
- In this paper, the experimental design for monitoring methane emission flux from rice paddy in Guangzhou area with automatic sampling and analyzing system is introduced. 本文介绍了采用甲烷自动采集及分析测量系统在广州地区进行稻田甲烷排放通量监测的试验设计。
- The low dust collecting efficiency of ESP system of clinker kiln results in that dust emission concentration exceeds permissible standard. 氧化铝熟料窑电收尘系统收尘效率低,导致烟尘排放浓度超标。
- The false-color view highlights a component of dust emission from complex carbon molecules called polycyclic aromatic hydrocarbons or PAHs. 这张假色图像突出了尘埃的一种成分，它从一种被称为多环芳烃或多环芳香烃化合物组成的合成物中发射出来。
- It make use of sealing device for the hopper to prevent dust emission and material leakage. The dust and cross contamination are efficiently controlled. 料桶配置密封装置，锁紧可靠，工作时不扬尘，不泄漏，有效的控制了粉尘和交叉污染。
- The dust emission of a metallurgic plant in Shanghai, as an example with 13 sets of smelting furnace and large amounts of discharged pollutant, was studied in this paper. 以上海市某冶金企业为例,该厂有正常运行的冶炼炉13座,每年向大气中排放大量颗粒污染物。
- This paper analyzes the influences of smoke dust emission standard,the kinds of coal,characteristis of fly ash and boiler operation on the overall design of electrostatic precipitator. 分析研究了火电厂烟尘排放标准、煤种、飞灰特性和锅炉运行等对电除尘器总体设计的影响;
- The influence from power plant smoke dust emission standard, the kinds of coal, characteristics of fly ash and boiler operation to the overall design of electrostatic precipitator has been studied. 本文分析研究了火电厂烟尘排放标准、煤种、飞灰特性和锅炉运行等对电除尘器总体设计的影响;
- Estimate of Time Change of the Gas Emission Flux 对排放气流时间变化的评估
- It also provides for the control of activities that might lead to asbestos dust emissions. 该条例也管制可能产生石棉尘屑的活动。
- The soil N2O emissions flux was increased with the temperature increasing,and that of the loam soil type was higher than that of sandy one under the same temperature conditions. 土壤的N2O排放通量随温度的增加而增长，在相同温度下壤土类土壤N2O排放通量高于砂质土壤；
- A regulation to control dust emissions from construction works was enacted and implemented in June 1997. 当局已于一九九七年六月通过并实施规例，管制建筑工程散逸的尘屑。
- Hg emission fluxes varied with Hg concentration, the different surface type, precipitation and solar radiation, etc. 测定了长春市不同类型地表汞含量及其释放通量,分析了地表汞释放通量的影响因素。
