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roduction;Radiation;Radiation protection;Safety;Safety measures;Safety requirements;Specification (approval);Telecommunication;Telecommunications;Testing;Usage regulations;Warning signs【摘要】: Provides requirements and specific guidance for the safe operation and maintenance of optical fibre communication systems (OFCS). In these systems optical power may be accessible outside the confinements of transmitting equipment or at great distance fro【中国标准分类号】: C66【国际标准分类号】: 13_280;31_260;33_180_01【页数】: 112P;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 |