查询词典 pollutant
- 与 pollutant 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Based on the endocrine disrupter characteristic of alkyl phenol compounds, the short chain alkyl phenol compounds still have estrogen hormone effect, and their environmental effect must be pay attention in the pollutant control of NP.
根据烷基酚类物质的内分泌干扰特性,短链烷基酚仍然具有雌激素活性,因此在壬基酚污染防治过程中应给与足够的重视。
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But its pollutant eject the quantity are equal with these two total amounts of city.
但其污染物的排出量却与这两个城市的总量相当。
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Ltd, elastic coefficient model prediction method is used to predict three kinds of the total waterborne pollutant discharge from 2003 to 2005 of the Group Corp.
通过对株洲硬质合金集团有限公司水型污染物排放总量及污染源的调查研究,运用弹性系数模型预测方法对该公司 2 0 0 3至 2 0 0 5年水型污染物排放总量进行了三种类型的预测,并提出达到协调型控制目标的技术和管理措
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Then the distribution model of elevated road pollutant concentration was established, taking vehical density as the main variable.
根据分析结果,以车密度为主要变量,建立了高架道路污染物浓度分布模式。
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The model was used to predict air pollutant concentration along elevated road, and the caulated value coincides well with the meaaured data.
其模拟计算结果与实测数据相关性良好,证明该模式可根据车密度的变化预测高架道路的空气污染状况。
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A nonlinear regression is adopted to analyze the changes of plasma vitellogenin concentration in crucian carp via the environmental pollutant exposure concentration, and the concentration-response relationship is determined for the single chemical of estradiol (E2), ethynylestradiol (EE2), bisphenol A, 4-tert-octylphenol, and that of the mixed compounds at equipotent concentrations, the mixture being tested using a fixed-ratio design.
通过对鲫鱼血浆卵黄蛋白原含量的相对变化和暴露浓度的非线性回归分析得出17α-乙炔基雌二醇(EE2)、17β-雌二醇(E2)、双酚A、辛基苯酚及其等毒性固定浓度比例混合物产生雌激素效应的剂量-反应关系;应用相加作用数学模型根据单个化合物的数据预测混合物效应。
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By use of the orbital ergodic property of chaotic optimization and the learning, memory, association and fault-tolerant functions of artificial neutral network, the optimization of the pollutant-receiving water system in a mine reform project was made so as to effectively control the main pollutants such as COD,Pb etc.whic...
利用混沌优化的轨道遍历性和人工神经网络的学习、记忆、联想和容错性,对某矿山扩建项目中污染物的受纳水系进行优化,以有效地控制生产过程中的主要污染物如COD ,Pb等。
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The main purposes of this study are to develop a method to control pollutant dispersion and to measure the control efficiency during the chamber preventative maintenance of a metal etcher.
实验以固定流量的1000 ppm追踪气体SF6在腔底连续释放,以了解反应腔的气罩效率或反应腔上方全开,在侧边视窗孔抽气时对污染物逸散的控制效率。
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The main objective of this study is to use the numerical model to investigate the control method of pollutant dispersion and its control efficiency for a type P5000 metal etcher of Applied Materials Inc. during preventive maintenance.
本研究之主要目的在於利用数值模拟方法研究应用材料公司P5000金属蚀刻机台於预防保养时的空气污染物逸散控制方法与控制效率。
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Results show that pollutant dispersion of a metal dry etcher during preventive maintenance can be effectively controlled by side venting at a large flow rate near the chamber top whether the chamber is fully open or with the hood. Good agreement between the experimental data and the simulation results is obtained. The SF6 concentration at the breathing zone was also found to be lower than the detection limit of the FTIR spectrometer.
研究结果显示,不论反应腔上方全开或上方有气罩时在反应腔上方进行大量抽气,可有效地控制危害性气体的逸散,模拟的控制效率结果与实验数据相符合,且发现在人员呼吸带的SF6浓度均低於FTIR之侦测下限。
- 推荐网络例句
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The split between the two groups can hardly be papered over.
这两个团体间的分歧难以掩饰。
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This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.
这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。
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The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.
聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力