本文根据国际照明委员会(CIE)提出的照明节能措施，结合新的《建筑照明设计标准》，指出了开展建筑照明节能研究工作的几个有效方向。

According to the CIEs method for energy conservation of lighting and Standard for lighting design of buildings, this paper points out the effective ways for energy conservation of building lighting.

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但这些音乐厅的内墙都有很多装饰，很多水泥装饰物，比如雕像，这些装饰物能有效传播声音，从不同方向反射声音。

But they all have a lot of decorations on the walls inside, lots of ornamental plasterwork like statues, which distribute sound very efficiently, reflecting it in all different directions.

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这是改变谈话方向的有效方法。

An effective way to change the direction of the conversation.

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