同样，通过地板间层空间提供通风可以同时提高地板和下层天花板的冷却能力。

Also, passing supply air through the floor void improves the cooling capacity of both ceiling and floor.

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探讨了我国高地板型城市轻轨车辆转向架较理想的型式、结构、主要技术参数、各部位特点。

The relative perfect type, structure, main technology parameters, and the characteristic of each part, are all explored, of the bogie of city light rail vehicle with higher floor.

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地板内腔填充轻质填料，主要成分为水泥、发泡剂，其作用为：提高地板强度、刚性承载能力。

The floor cavity packing light quality padding, the principal constituent for the cement, the foaming agent, its function is: Enhances the floor intensity, rigid bearing capacity.

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