空气污染

In 2002, the World Health Organization bulletin said: nearly half of the people in the indoor air pollution, has given rise to 35.7% of respiratory diseases, 22% of chronic lung disease, 15% of tracheitis, bronchitis and lung cancer, the degree of pollution is far exceed the World Health Organization estimates.

2002年，世界卫生组织公报指出：全球近一半的人处于室内空气污染中，已经引起35.7%的呼吸道疾病，22%的慢性肺病，15%的气管炎、支气管炎和肺癌，其污染程度要远远超出世界卫生组织的估计。

Pollution in the city is caused by too much vehicle emission, and virescence can decrease air pollution

城市污染严重是由于过多的汽车排放造成的，绿化能减少空气污染。

The reason of serious urban pollution is overmuch automobile emission while virescence could reduce air pollution.

城市污染严重是由于过多的汽车排放造成的，绿化能减少空气污染。

The length of the time spent by the rats in climbing rods shows the volume of their athletic capability which involves noncurrent and endurance. The experiment proves that the serious-polluted air does cause a negative impact on the rats" athletic capability and that the effect of the rats" athletic training in the medium-polluted air is counteracted.

爬竿运动时间的长短体现了肌体的静力和耐力的综合运动耐受能力的大小，结果表明严重空气污染对小鼠的运动耐受能力确有影响，而中度污染环境下相关运动训练的效果可能被环境因素所抵消。

The objective of the dissertation is to find a way to improve Freight service of TRA under the circumstances described above.From the view of external cost of overall transportation, railway is the most cost effective vehicle in terms of external cost if we count the cost of green house effect, air pollution, noise pollution, and accidental cost.

就总体运输之外部成本而言，运具能源耗用所产生的温室效应、空气污染、噪音污染、肇事成本等，铁路运输所产生之外部成本远较公路运输为低。

"Unfortunately, I was misquoted and taken out of context, and it's unfair to characterize the pollution coming just from China and India," said Johnson, adding that other countries including the Republic of Korea and the United States all contributed to global air pollution.

&不幸的是，我的话被误用并断章取义了，而说这些污染仅仅来源于中国和印度也是不公平的& Johnson 说。他还说其他国家包括韩国和美国也都对全球空气污染负有责任。

China is a developing country, accompanying the economy development at a high speed, the air pollution problem in Chinese cities is more and more serious.

我国是发展中国家，在经济高速发展的同时，伴随而至的环境污染，特别是城市空气污染问题愈来愈严重。

We are taking steps to prevent air pollution and stream pollution .

我们正在采取步骤防止空气污染和河流污染。

Appropriate measures should be taken to protect forests against harmful effects of pollution, including air-borne pollution, fires, pests and diseases, in order to maintain their full multiple value.

应采取措施来保护森林，使其免受污染的有害影响，包括空气污染、火灾、虫害和疾病，以便保持它们全部的多种价值。

Exhaust, dust and odor are major pollutants of air pollution caused by the need to take some specific measures to control, in order to prevent or mitigate the harm to human health to prevent or reduce animals, plants, hazards, to prevent damage to economic resources, but also to prevent the serious pollution caused by the atmospheric nature of the change.

废气，粉尘和气味是由需要采取一些具体措施来控制，以防止或减轻损害所引起的空气污染的主要污染物人类健康，防止或减少动物，植物，危害，以避免损害经济资源，而且还防止严重污染了大气性质的改变引起的。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。