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BS DIN EN 50267-2-2电缆释放的酸性气体测试_BS DIN EN 50267-2-2电缆气体的酸度

BS DIN EN 50267-2-2 common test methods for cables under fire conditions-tests on gases evolved during combustion of materials from cables-Part 2-2: Procedures-Determination of degree pf acidity of gases for materials by measuring PH and conductivity. (DIN EN 50267-2-2)
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