标准查询 标准查询建筑产品的着火试验反应.地板除外遭受单一燃烧物热袭击的建筑产品
Reaction to fire tests for building products. Building products excluding floorings exposed to the thermal attack by a single burning item
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标准查询Reaction to fire tests for building products. Building products excluding floorings exposed to the thermal attack by a single burning item
