共找到 232 条与 通信用电源设备 相关的标准,共 16 页
Semiconductor rectifier equipments For telecommunications
1 Prezentul standard se refer? la pieile brute de vulpi polare de cresc?torie ?i se aplic? de la recoltarea acestora p?n? la predarea c?tre unit??ile de prelucrare. 2 La predarea c?tre unit??ile de prelucrare, pieile de vulpi polare trebuie s? fie conser
Fur animal skins farmpolar fox skins
1 Prezentul standard se refer? la pieile brute de dihori de cresc?torie ?i se aplic? de la recoltarea acestora p?n? la predarea c?tre unit??ile de prelucrare. Pieile brute de dihori s?nt denumite prescurtat tn cuprinsul standardului piei. 2 La predarea c?
Fur animal skins. Farm polecat skins
that common channels for on-board communications are necessary to meet world-wide re.quirements
(WITHDRAWN) On-Board Communications by Means of Portable Radiotelephone Equipment - Section 8C - Maritime Mobile Service; Telephony and Related Subjects
Technical Guidelines for Energy Conservation of Communication Power Supply and Computer Room Environment Part 2: Application Conditions
本标准规定了通信用阀控式密封铅酸蓄电池技术要求、检测项目和检验方法。 本标准适用于生产企业、使用单位和质量监督部门对产品质量的检验。
Technical requirements and inspection methods for valve-regulated sealed lead-acid batteries for communication
本部分规定了通信 能原则、通信电源节能要求、空调节能 要求和通信机房环境节能
Technical Guidelines for Energy Conservation of Communication Power Supply and Computer Room Environment Part 1: General Principles
Technical Guidelines for Energy Conservation of Communication Power Supply and Computer Room Environment Part 3: Energy Efficiency Classification of Power Supply Equipment
Technical Guidelines for Energy Conservation of Communication Power Supply and Computer Room Environment Part 4: Air Conditioning Energy Efficiency Classification
Specification for installation design of posts and communications power supply equipment
Technical specifications for Installation engineering construction and acceptance of communication power supply equipment
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