共找到 166 条与 电信设备安装工程 相关的标准,共 12 页
Standard for quality inspection and evaluation of petroleum construction engineering Telecommunication engineering (local switching equipment installing engineering)
Standard for quality inspection and evaluation of petroleum construction engineering Telecommunication engineering (Toll transit switching equipment installing engineering)
Standard for quality inspection and evaluation of petroleum construction engineering Telecommunication engineering (Toll open-wire carrier equipment installing engineering)
Standard for quality inspection and evaluation of petroleum construction engineering Telecommunication engineering (Conduit line engineering)
Standard for quality inspection and evaluation of petroleum construction engineering Telecommunication engineering (local line engineering)
Standard for quality inspection and evaluation of pertoleum construction engineering Telecommunication engineering (Toll open-wire line engineering)
Technical regulation for sound cable of broadcasting
Electrical installations of buildings; part 6: verification; chapter 61: initial verification; amendment 1
Electrical installations of buildings; part 4: protection for safety; chapter 48: choice of protective measures as a function of external influences; section 481: selection of measures for protection against electric shock in relation to external influenc
STANDARDS OF GRAPHICAL AND LETTER SYMBOLS ON COMMUNICATION ENGINEERING FOR INDUSTRIAL ENTERPRISE
Analog interconnection of television receivers and electronic equipments (21 pin)
Digital interconnection of television receivers and electronic equipments (8 pin)
Recommended practice for utility interface of residential and intermediate photovoltaic (PV) systems
Criteria for the design, installation, and qualification of raceway systems for class 1E circuits for nuclear power generating stations
Guide for the installation of electrical equipment to minimize electrical noise inputs to controllers from external sources
이 규격은 TV 수신기용 중간 주파수에 대하여 규정한다.
Intermediate frequency for T.V receivers
Standard for Quality Inspection and Evaluation of Petroleum Construction Engineering.Telecommunication Engineering (Toll Open-Wire Line Engineering)
Standard for Quality Inspection and Evaluation of Petroleum Construction Engineering.Telecommunication Engineering (Local Line Engineering)
Standard for Quality Inspection and Evaluation of Petroleum Construction Engineering.Telecommunication Engineering (Toll Open-Wire Carrier Equipment Installing Engineering)
Standard for Quality Inspection and Evaluation of Petroleum Construction Engineering.Telecommunication Engineering (Toll Transit Switching Equipment Installing Engineering)
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