青云翻译

Although the cool air-conditioned room, the humidity is too low. When the air humidity below 40% of the time, on the nasal mucosa and lung respiratory cilia movement slowed, dust, bacteria and other easily attached to the mucosa and stimulate the throat causing a cough, dry and stimulate the nasal i

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In although air conditioning room cool, the humidity too is actually low.The humidity is lower than 40% time in the sky, the nose department and on the lungs respiratory tract mucous membrane ciliary movement slow-down, the dust, the bacterium and so on easy to adhere to stick cohere on the mucous m

正在翻译，请等待...

正在翻译，请等待...