It has been revealed that some websites even smoke scale down to only 2% to 3%.

据透露有些网站甚至把抽成比例降到只有2%到3%。

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A survey by Hangzhou Center for Disease Control and Prevention shows that the scale of youth smoking is increasing and the age of people who smoke tends to be lower.

杭州市疾控中心调查发现，青少年吸烟比例逐渐加大，吸烟人群呈现低龄化的趋势。

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The focus of this article is to apply scale model to investigate the effect of various parameters on smoke movement and to develop guidelines for their design.

本论文的研究重点是利用比例模型研究不同因素对火灾烟气运动规律的影响，力求为烟气管理系统的设计提供一定的参考。

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On the lower end of the scale are negative words such as mad, hate, no, boo, smoke and jail, as well as a colorful and thorough assortment of expletives.

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