The paper analyses the diffusion conditions of air boundary layers, the distribution and forecast of source air pollution and the current situation of air pollution.
分析了大气边界层扩散条件、大气污染源分布及预测、大气污染现状。
A examination of the picture immediately reveals that the source of its mood is the air pollution resulting from a huge number of automobiles spread around its surface.
仔细观察这幅图就会发现其郁闷来自于空气污染，这是由于其表面上有着无数车辆在行驶。
In western countries, "second-hand fragrance" has been deemed a source of air pollution for a long time.
在西方一些国家，“二手香”早就被视为空气污染源之一。
Urban transport is a major source of greenhouse gas emissions and a cause of ill-health due to air and noise pollution.
城市交通是温室气体排放的一个主要来源，也是空气和噪音污染造成健康状况不佳的一个原因。
Jackson is using a section of the clean Air Act, the New source Performance Standards, to clean up existing sources of carbon pollution.
Jackson在利用《清洁空气法案》的其中一章——“新排放源绩效标准”来清理现有的碳排放源。
With the growing increase of the retention of the vehicles in the city, the gas emitted from vehicles has become the most important source of the urban air pollution.
随着城市机动车保有量的不断增长，机动车尾气污染问题已经成为城市空气污染最重要的来源，控制机动车尾气污染也已经成为改善城市大气环境质量的当务之急。
At the same time the vehicle exhaust has become the primary source of air pollution in big cities.
同时在我国大城市机动车排气污染已成为城市空气污染的主要源头。
Air pollution is often identified with major stationary sources, but the greatest source of emissions is mobile sources, mainly automobiles.
空气污染通常是与主要的固定污染源，但排放的最大来源是移动来源主要是汽车。
Type, source and characteristic of indoor air pollution status were analysed according to present control method and research direction.
分析了室内空气污染现状的类型、来源及其特点，对控制措施的研究方向及前景进行了展望。
Pollution source means a physical or chemical operating unit that emits air pollutants.
指排放空气污染物之物理或化学操作单元。
The pollution of indoor air affects people's health badly, and gets attention extensively from all circles. The paper discusses the source, harm and prevention measures chiefly.
室内空气污染严重影响人体健康，逐渐受到社会各界的广泛关注。本文着重论述了室内空气污染的来源、危害及其防治措施。
The definition and characteristic of indoor air pollution as well as the source of major pollutants and their danger are introduced with measures for controlling indoor air pollution presented.
介绍了室内空气污染的定义、特点以及主要污染物的来源和危害，并提出了室内空气污染的控制。
The second fugitive dust about vehicle is an important source of air pollution in northern city of China, the measure and calculation methods need to be developed and researched.
机动车行驶过程二次扬尘已成为中国北方城市扬尘污染的重要来源，有关机动车二次扬尘量化计算亟待研究开发。
Aim to determine the main source of dust pollution in the air in Shang Lan Area, to tackle the problem directly.
目的确定上兰地区空气中尘污染的主要来源，便于针对性治理。
Objective to study distribution of air pollution source, determine the historical exposure concentration of air pollution in the region, and assure the work scope of health investigation.
目的根据区域大气污染源分布研究确定区域大气污染物历史暴露浓度，确定健康调查工作范围。
On the negative side, automobiles are the main source of air pollution in the world which creates the so-called green-house effect.
而消极的一面是，汽车是世界上污染的主要来源，产生了所谓的温室效应。
As the main source of air pollution, flue gas emissions have become the focus of the monitoring and control.
作为大气污染气体的主要来源之一的固定污染源的烟气排放就成为监测和控制的重点。
According to a report issued in 2005 by the European Union, "ships are fast becoming the biggest source of air pollution in the EU."
欧盟在2005年发表的一份报告指出，“船只正在快速成为欧盟最大的空气污染来源。”
Landfills not included, the production of packaging material itself is a major source of air and water pollution.
垃圾填埋场——不包括包装材料本身的生产——是空气污染、水污染的主要来源。
To make quantitative analysis for air pollution situation in urban area is required in air pollution source control and air pollution emission total control.
污染源治理和大气污染总量控制的实施需要对城市进行大气污染现状的定量分析。
The pollution source of amorphous dust resulted from open-air coal stocking yard is specialized with large area, which is difficult to control.
本文通过采用在储煤场周围设置防风抑尘墙，降低储煤场内风速，从而实现有效控制储煤场无组织扬尘污染。
As a source of cleaner energy, the natural gas is able to reduce the air pollution by burning coal.
天然气作为一种清洁能源，能够减少燃煤造成的大气污染。
Polluting soil, water source and air, these pollutants endanger the crop production and the health of human and animal, and even result in serious pollution of animal-husbandry products.
这些污染物通过污染土壤、水源和大气而危害农作物生产和人畜健康，甚至诱发严重的畜产品污染事件。
The article mainly analyzed the main source - air pollution of resulting in pollution in the indoor.
文章主要分析了造成室内污染的主要来源——空气污染。
The main source of air pollution of small particles in that region is the transformation of SO2 to sulfate aerosol.
气态污染物转化是该地区的细粒子空气污染的一个重要来源。
This paper comprehensively stated source of air pollution and damage to human body health, introduce the research status from domestic and abroad, put forward the reckon method of economic losses.
针对空气污染的来源和对人体健康的危害作了详尽的阐述，介绍了国内外研究现状，提出了空气污染经济损失估算的方法。
This article proposes measures against indoor air pollution based on the analysis of the source.
本文通过对造成室内空气污染来源的分析，提出防止室内空气污染的对策。
Plenty of data, indicate that the air pollution has been very scions in the cities of China, and the main source of air pollution is the exhaust emission of motor vehicles.
本文通过大量资料，说明我国城市大气污染已到了非常严重的程度，而机动车排放是这一污染的主要来源。
Plenty of data, indicate that the air pollution has been very scions in the cities of China, and the main source of air pollution is the exhaust emission of motor vehicles.
本文通过大量资料，说明我国城市大气污染已到了非常严重的程度，而机动车排放是这一污染的主要来源。
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