ZS: a city isn't a mechanical thing, but an organic life form with history and culture that needs to grow. The identification of residents with their city is also extremely important.
张松：城市本来不是机械性的物体，它是一个有机的生命体，它要有历史文化、需要逐步生长，而且居民对城市的认同也是非常重要的。
A new kind of effective ZS flocculate with oxidation and coupling was prepared for waste water produced from oilfield containing high quantity of fe, s etc.
针对油田污水富含还原腐蚀性的铁、硫等物质，研制开发出一种新型高效氧化偶合絮凝剂ZS。
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