Air pollution is a big problem for cities in most countries.
对大多数国家的城市而言，空气污染是一个大问题。
To that end, the raft of new laws passed last fall calls for cities to cut water use 20 percent by 2020.
为此，去年秋天通过了大量新法，要求在2020年以前将城市的用水量削减20%。
Following the meeting, a guide and checklist were produced for cities to use to assess their "age friendliness".
会后编写了一份指南和核对表，供各城市评估其“关爱老人”程度。
As for cities, those most at risk are Calcutta in India, Manila in the Philippines, Jakarta in Indonesia and Dhaka and Chittagong in Bangladesh.
以城市论，处境最危险的是印度的加尔各答、菲律宾的马尼拉、印度尼西亚的雅加达和孟加拉的达卡和吉大港。
Today, signs are widely viewed as a key driver of brand strategies for cities, retailers and other parties.
而现如今，标识被广泛视为一个城市、零售商或是各方品牌战略的关键驱动因素。
Motor vehicle exhaust is the primary cause for the notoriously poor air quality for cities like Beijing, Jakarta and Delhi.
漫画下方的小标题写着： “空气质量” 。汽车尾气是北京、雅加达和德里等城市空气质量差的主要原因。
Thee average air pollution level for cities around the globe is 22 micrograms per cubic metre, according to the World Health Organisation (WHO).
据世界卫生组织（WHO）称，全球城市空气污染平均水平在22微克/立方米。
Measures should be taken for the east to help the west, for cities to help the countryside, and for developed regions to help the underdeveloped areas.
实施东部支持西部，城市支援农村，先进地区帮助后进地区的对口援助措施。
There have been no domestic and oversea standards for referencing in determining the appropriate size of urban rail transit systems for cities with different sizes.
国内外关于一个城市轨道交通适宜的规模并没有一定的参考标准。
Of the 20 cities IBM surveyed, Toronto tied Moscow for 2nd place for cities with the highest percentage of people who say traffic has worsened in the past three years.
在二十个城市中，多伦多市中认为交通状况在三年之内变得更差的受访者比例很高，仅次于莫斯科，排名第二位。
This article introduces the features of soft_starter and converter, the procession of the technology evolution and its applications in water supply system for cities.
介绍软启动器、变频器的特点，技术演变过程及在城市供水系统中的应用。
The feasibility of such an initiative for cities remains to be seen, researchers caution, but the idea has been backed by U.S. Energy Secretary Steven Chu and other policymakers.
研究人员提醒说，对于城市来说，这种倡议的可行性还有待观察，但是这个想法曾经得到美国能源部长朱棣文及其他决策者的支持。
But for cities where water sources have been quite seriously polluted, differentiated water supply modes according to water quality demand might be adopted for different areas.
对于水源污染较严重的城市，则可采取分区分质供水方式。
This paper adopts the social exchange theory to examine the state of marriages of women who remain in the HC village after their husbands have left for cities to seek employment.
本文运用社会交换理论分析了豫东HC村留守妇女的婚姻稳定状况。
Hybrids also are only designed for cities, as their efficiency decreases on the highway. Plus, I never seem to hear about how much those batteries cost once replacement time arrives.
混合燃料汽车只是为城市居民设计的，在高速路上其效率会降低。此外，我还不知道到时更换电池时要花多少钱。
New sensationalists depict cities as an object filled with power of personality, not only taking cities as the activity place of their characters, but also expressing their emotion for cities.
新感觉派把都市作为充满人格力量的对象来描写，不仅把都市作为作品人物活动的场所，而且借此表达他们的都市情愫。
These costs are nevertheless considerable and can be a challenge for cities already struggling to maintain adequate traditional urban infrastructure such as transportation, sewers and water supply.
然而，对一个为维持适当的传统城市基础设施如交通，污水和供水已经有困难的城市，这些费用无疑是相当大且具挑战性的。
Using seawater directly is an effective solution to save fresh water for cities near the sea. Using seawater for flushing toilets is a great water-saving project as one of the direct uses of seawater.
对于沿海城市，海水直接利用是解决淡水供求矛盾的最有效途径，海水冲厕就是其中一项具有重大节水意义的工程。
For cities, the law can be crudely expressed as the “rank-size rule”.
对城市来说，这个法律可以被笼统地表达为“秩规模规则”。
For cities, the law can be crudely expressed as the "rank-size rule".
对城市而言，该定律可粗略地表达为”顺位规模法则”[5]。
A study by research group Centre for Cities found that up to 290, 000 graduate jobs could be lost in the public sector by 2014. Photo: bloomberg.
英国研究机构“城市中心”(Centrefor Cities)的一项研究发现，到2014年，大学毕业生可能在公共部门失去29万个就业机会。
According to the Centre for Cities, a think-tank, welfare benefits account for 28% of residents' total income in Liverpool, compared with 14% in London.
根据一家名为“城市聚焦”的智囊机构所做的调查，福利性收入占利物浦居民全部收入的28%，却只占伦敦居民全部收入的14%。
According to the Centre for Cities, a think-tank, welfare benefits account for 28% of residents' total income in Liverpool, compared with 14% in London.
根据一家名为“城市聚焦”的智囊机构所做的调查，福利性收入占利物浦居民全部收入的28%，却只占伦敦居民全部收入的14%。
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