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- We present a methodology for computing daily pollutant concentration fields that reduces exposure uncertainty and bias by taking account of spatial variation in air quality. 我们呈现一个方法来计算每天污染物的浓度，以减少在考虑空气品质的空间变异性时，对于暴露的不确定性及偏差。
- Pollutant concentration field 浓度场
- Numerical Simulation of the Effect of Street Canyon Structure on Wind and Pollutant Concentration Fields inside Street Canyon 城市街谷几何结构对街谷内流场及污染物浓度场影响的数值模拟
- We suggested that it was neccessary tocontrol pollutant concentration atsoure of leachate production. 结论：应从渗滤液产生的根源上控制污染物浓度。
- This chapter describes methods of estimating airborne pollutant concentration distrubutions associated with various emission sources. 本章论述几种有关各种排放源的大气污染物浓度分布的估算方法。
- The concentration sub-model shows that the pollutant concentration event only changes with the runoff event at the gully. 浓度子模型则反映了雨水口入流污染物浓度仅随入流流量而变化。
- This chapter describes methods of estimating airborne pollutant concentration distributions associated with various emission sources. 本章论述几种有关各种排放源的大气污染物浓度分布的估算方法。
- Obtained temperature field and velocity field and concentration field in the gasification furnace, in addition achieved coal gas component on outlet. 总结了在具有复杂化学反应的高温、高压容器中，对水煤浆气化过程的数值模拟时经常遇到的问题和解决方法。
- Basing on the three dimentional model and starting from advection diffusion equation, a prediction model for concentration field is set up... 在此基础上，从平流扩散方程出发，建立了一个与上述流场相应的浓度场预报模式。
- The phase-field model coupled with the concentration field was used to simulate microstructural dendrite growth of the alloy Fe-0.5%C-0.02%P(mole fraction). 基于KKS模型;采用相场和溶质场两场耦合的方法;对Fe-0.;5%25C-0
- Last, it can be seen that the calculated flow and concentration field are correct by the comparison with the calculated result of ANSYS and sampling mensuration in the tank. 最后通过和大型商业软件ANSYS以及该池的取样实测结果相比较、验证，可以看出本文计算出来的流场和浓度场是正确的。
- Unstable concentration field in the condition of unforced convection in the confined vacuum has been calculated by programming flow field and concentration field simultaneously. 在以上流场计算的基础上，耦合计算浓度场的子程序，计算了自然对流条件下受限空间内有污染源存在时的非稳态浓度场。
- FVM is applied to the stream tubes, according to mass conservation principle and established the 2-D finite volume model in the contamination concentration field (CCF). 对河流污染物迁移扩散机理进行分析,提出将流管划分与有限体积法相结合的方法,利用流管求取河流流场,有限体积法求取污染物的扩散。
- A model was developed to estimate the traffic pollutant concentrations along roadside in one step with artificial neural network technique. 摘要利用人工神经网络技术设计了一段式计算路侧道路交通污染物浓度的模型。
- The methods described in this chapter and utilized in the sample problem calculation can't be expected to yield perfect predictions of groundlevel pollutant concentrations. 用本章所介绍并用在实例计算中的方法，不能期待得到地面污染物浓度的精确预测值。
- The methods described in this chapter and utilized in the sample problem calculation can't be expected to yield perfect predictions of ground level pollutant concentrations. 用本章所介绍并用在实例计算中的方法,不能期待得到地面污染物浓度的精确预测值。
- Hence vehicle occupants are exposed to air with pollutant concentrations 2-4 times higher than that breathed by vehicle occupants, depending on the type of pollutant. 因此车辆上的乘客所面对的空气污染密度比骑车人要高2-4倍，污染物不同，程度也不一样。”
- On the basis of sediment concentration field, the annual back silting intensity on the approach channel of 70000 DWT at Lianyungang Harbor was also simulated, and the calculated results was coincident with actual data. 鉴于进港航道回淤量是当地海域潮流、波浪、泥沙长期共同作用的结果，建议采用年平均含沙量场进行回淤计算，并在此基础上模拟了连云港7万吨级进港航道的年回淤强度，计算结果与实测资料吻合较好。
- The flow visualization and concentration field measurement system based on PLIF technique and the ADV automatic measurement and analysis system are established. The adaptive data handling methods are rendered. 开发研制了一套基于PLIF技术的流动显示和浓度场测量系统和一套ADV自动测量和分析系统，并提出了与本文研究手段相适应的数据处理方法。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
