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风空气

风空气

风空气

风空气

1

There was barely any breeze , and the humidity was so thick you could almost roll it in your palms .

没有一丝风，空气潮湿得几乎可以把它放在掌心滚搓。

2

Described are the structure and features of the compellent exhausting air purification system(applied) in smoking rooms on EMUs in Japan .

介绍了在日本电动车组吸烟室内采用的强制排风空气净化系统的结构和特点。

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