
New British Standard - Specification For 600/1000 V Armoured Electric Cables Having Limited Circuit Integrity And Low Emission Of Smoke And Corrosive Gases When Affected By Fire
出版:British Standards Institution

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New British Standard - Specification For 600/1000 V Armoured Electric Cables Having Limited Circuit Integrity And Low Emission Of Smoke And Corrosive Gases When Affected By Fire
出版:British Standards Institution
專家解讀視頻