涂料厂虽然提供了色卡，但面积很小与真正粉刷起来的房间效果可能会有差距。
Although paint factory offered lubricious card, but the area is very small the room effect that rises with true stucco may have difference.
这些（噪音）可以是穿透教室建筑结构的室外活动声、教学活动的声音以及室内产生的其它各种声响，这些声音都会因为房间的回声效果而被放大。
These levels come from outside activities that penetrate the classroom structure, from teaching activities, and other noise generated inside, which can be exacerbated by room reverberation.
你看，为了预测房间的音响效果，所有的东西都要考虑到细节。
You see, everything must be planned down to the last detail in order to predict the acoustic performance of a room.
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