hotometric
lastics
ower cables
ower lines;Smoke;Smoke density;Specification (approval);Surface spread of flame;Test equipment;Testing;Testing conditions;Testing devices;Testing procedures【摘要】: Provides details of the test apparatus to be used for measuring smoke emission when electric or optical fibre cables are burnt under defined conditions, for example, a few cables burnt horizontally. The light transmittance (lt) under flaming combustion a【中国标准分类号】: K13【国际标准分类号】: 13_220_40;29_060_20【页数】: 38P.;A4【正文语种】: 英语 | 欢迎光临 世界资料网论坛 (http://bbs.infoeach.com/) | Powered by Discuz! X2.5 |