在白色的工业方砖地板上还寻获了数百件粘土瓦片，这说明这个游泳池是个封闭式建筑。
Hundreds of terra cotta roof tiles, found on a white industrial Mosaic floor, indicate that the pool was a covered structure.
绿色植物可以出现在花园里，在底层半封闭式的空间里，也可以出现在一层的装饰性庭院里，甚至是屋顶露台和建筑物的墙壁和立面上。
Greenery appears in the garden, in a semi-enclosed space on the ground floor, around a decked patio on the first floor, on the roof terrace and on the building's walls and facade.
建筑物大型屋顶的防火安全。从下部起火。第1部分：定义、要求和试验。封闭式屋顶区。
Fire safety of large roofs for buildings - Fire exposure from below - Part 1: Definitions, requirements and tests; roof areas without openings.
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