
BS EN 1279-3 - GLASS IN BUILDING - INSULATING GLASS UNITS - PART 3: LONG TERM TEST METHOD AND REQUIREMENTS FOR GAS LEAKAGE RATE AND FOR GAS CONCENTRATION TOLERANCES
出版:British Standards Institution

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BS EN 1279-3 - GLASS IN BUILDING - INSULATING GLASS UNITS - PART 3: LONG TERM TEST METHOD AND REQUIREMENTS FOR GAS LEAKAGE RATE AND FOR GAS CONCENTRATION TOLERANCES
出版:British Standards Institution
專家解讀視頻