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[國外標準] BS EN 50265-2-2:1999 Common test methods for cables under fire conditions-Test for resistance to vertical flame propagation for a single insulated conductor or cable-Part 2-2:Procedures-Diffusion flame

P:2011-04-28 21:50:07

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BS EN 50265-2-2:1999 Common test methods for cables under fire conditions-Test for resistance to vertical flame propagation for a single insulated conductor or cable-Part 2-2:Procedures-Diffusion flame.pdf

self-feedback cycle - (光纖)自反饋循環(huán)回路 （0） 投訴

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