由于大量使用催化转化器将汽车尾气转换成二氧化碳，城市中的一氧化碳含量已经大大减少。
Carbon monoxide levels in cities have been greatly reduced by the use of catalytic converters in cars, which turn most of the gas into carbon dioxide.
我们对于都柏林的改善的回应是创造一个像催化剂一样的空间去刺激以及展示城市的转换。
Our response to the enhancement of Dublin is to create a place that ACTS as a catalyst to activate and exhibit the transformation of the city.
该市政厅的方案可以算是城市的新标志，也可以算是将绿色和文化融合在一起的催化剂。
The city hall proposal is perceived as a new symbol of the city and a catalyst to unite greenery and culture together.
基于天然气间歇转化制城市燃气对催化剂的特殊要求，开展了相应催化剂的研究制备工作。
Based on the special requirements towards catalyst for converting natural gas to city gas intermittently, the development of corresponding catalyst is conducted.
本文综述国内外煤气化制城市煤气工艺的进展，重点介绍了近年来正在研究开发的耐高硫城市煤气甲烷化工艺及催化剂。
The paper reviews progress on the process for methanation of city coal-gas at home and abroad. Especially, it introduces recent process and coal-gas.
这两栋新的建筑物将成为海滨城市生活的重要催化剂，辅助设施包括，咖啡厅，商场，数个广场，以及供市民和游客欣赏的绿化带。
The two new structures will be an important catalyst for the city life in the harbour area with cafés, shops and several squares and green spaces for citizens and visitors.
利用自身优势，在城市转型过程中发挥催化剂的重要作用。
Make use of its advantage, to play the important role of catalyst at the process of transformation in the city.
利用自身优势，在城市转型过程中发挥催化剂的重要作用。
Make use of its advantage, to play the important role of catalyst at the process of transformation in the city.
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