空气污染

One of the pollution sources is air pollution, and the other one is the buttery pollution.

这些污染主要来源于两个方面，一是空气污染，二是餐具与食品储藏污染。

The 1967 amendments to the Clean Air Act of 1963 (1967 Air Quality Act) provided the first comprehensive federal scheme for air pollution control.

1967年的条例对1963年净化空气条例的修改(1967 年空气质量条例)提供了第一个关于空气污染控制的全面的标准的方案。

With the protrusive vehicle tail-gas pollution increasingly multiply, there has been symptomatic of light chemical pollution in each city, together with being formed the phenomenon of atmosphere compound pollution.

珠三角形成了以广州、佛山为中心的酸雨高发地带，各城市机动车尾气型空气污染问题日益凸显，已出现光化学污染征兆，并形成了区域大气复合污染现象。

In order to have a good understanding of the causes of the event,a detailed analysis was made of the weather condition s during the time period by means of the air pollution index,conventional meteorological data,radiosonde data and AWS data.

为了了解造成这次持续重污染过程的原因，利用同期污染指数、常规气象观测资料、探空资料及自动站气象资料，对这一期间的空气污染气象条件进行了较为详细的分析。

There are many kinds of pollution, like sound pollution, air pollution and water pollution.

有许多种污染，像声音污染、空气污染和水污染。

For example, the air pollution made by vehical using gas, rubbish pollution made by packing, sound pollution made by transpotation, circulating and producting, resource wasting and traffic jam in the city.

如运输车辆的燃油消耗所造成的空气污染，包装所带来的废弃物污染，运输和流通加工所带来的噪音污染、资源浪费、城市交通堵塞等。

Indoor environment and human health are closely related, not only environmental factors affecting indoor air pollution, noise pollution, but also easier to overlook the visual pollution.

室内的环境与人体健康密切相关，影响室内环境的因素不仅有空气污染、噪声污染，还有容易被人忽视的视觉污染。

Miller centers on the problem of air pollution; meanwhile, it touches upon other issues such as water pollution, noise pollution and visual pollution.

米勒博士向我们推荐的文章集中论述了空气污染问题，同时也提到了诸如水污染、噪音污染和视觉污染等问题。

For example the air polution brought by vehicles' fuel consumption,the castoff polution brought by wrappages,the noise pollution brought by the transportation and circulating processing,the resource waste,the uban congestion and so on.

如运输车辆的燃油消耗所造成的空气污染，包装所带来的废弃物污染，运输和流通加工所带来的噪音污染、资源浪费、城市交通堵塞等

The application of humic acid substances could decrease the pollution of agrochemical matters, purify the polluted atmosphere of raising poultry and livestock, treat polluted water and pollution of heavy metal, and adsorb petroleum and its products in the water.

腐植酸可以有效地减少农药和化学肥料对生态环境的污染，净化养殖业的空气污染，能够治理工业及城市生活的污水、重金属和石油污染。

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。