
BS EN 13381-1 - TEST METHODS FOR DETERMINING THE CONTRIBUTION TO THE FIRE RESISTANCE OF STRUCTURAL MEMBERS - PART 1: HORIZONTAL PROTECTIVE MEMBRANES
出版:British Standards Institution

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BS EN 13381-1 - TEST METHODS FOR DETERMINING THE CONTRIBUTION TO THE FIRE RESISTANCE OF STRUCTURAL MEMBERS - PART 1: HORIZONTAL PROTECTIVE MEMBRANES
出版:British Standards Institution
专家解读视频