HD 245 2-1985 Letter Symbols to be Used in Electrical Technology Part 2 Telecommunications and Electronics《电气技术用字母符号 第2部分 通信和电子学》.pdf

《HD 245 2-1985 Letter Symbols to be Used in Electrical Technology Part 2 Telecommunications and Electronics《电气技术用字母符号 第2部分 通信和电子学》.pdf》由会员分享，可在线阅读，更多相关《HD 245 2-1985 Letter Symbols to be Used in Electrical Technology Part 2 Telecommunications and Electronics《电气技术用字母符号 第2部分 通信和电子学》.pdf（2页珍藏版）》请在麦多课文档分享上搜索。

1、HD*2i.15*2 85 W 340L1583 0003786 7 W f Ei i F INFORMATION SHEET GENERAL SECRETARIAT Rus EPlderodb 2. 6t;e 5 - I000 BRUXELLES PART 2: TELECOMMUNICATIONS AND ELECTRONICS Symboles litraux 3 utiliser en lectrotechnique Elektrotechnik Deuxime partie: Tlcommunication and electronics Elektronik Formelzeich

2、en fr die Teil 2: Nachrichtentechnik und RD: IEC 27-2 (1972) edition 1; IEC/TC 251, IEC 27-2A (1975) and IEC 27-28 (1980), not appended This HD consists of the following: TITLE PAGE : date of ratification: date of announcement: + 1983-01-01 . date of latest publication: 1984-01-01 .date of withdrawa

3、l: 1984-Ul-Oi HARMONIZED NATIONAL STANDARDS: AT : NOS BE : NOS CH ASE 8001.1967 .DE : NR DK : NOS ES t FI : NOS FR : UTE C 03-002 (1982) GB : NOS GR : NOS IE -t NOS IT : NR cc LU : Ncos NL I NEN 10 027-2 (1983) NO : NEN 33.72 PT : NOS CE : SS 401 O1 04 (1982) Y HD 245.2 GENERAL SECRETARIAT Rue Brder

4、ode 2,Bte 5 - 1000 BRUXELLES Tel. 02 - 511 79 32 - Taex 26257 Cenlec b - ENGLISH VERSION UDC: 621.3-777 1 621.372.6 O11 2/ -7 : : 530.181 003.62 Key words: Electrical engineering - letter symbols - quantities of linear multipoles LETTER SYMBOLS TO BE USED IN ELECTRICAL TECHNOLOGY PART 2: TELECOMMUNI

5、CATIONS AND ELECTRONICS Symboles litraux utiliser en lectrotechnique Elektrotechnik Deuxime partie: Tlcommunication et electroni que Elektronik Formelzeichen fr die Teil 2: Nachrichtentechnik wad BODY OF HD The Harmonizaticn Document consists of: - IEC 27-2 (1972) edition P; IEC/TC 25*, IEC 27-2A (1

6、975) and IEC 27-26 (1980), not appended . , . This fiarmonization Document was approved by CENELEC on 7 July 1982, The English and French versions of this HD are provided by the text of the PEC publication snd the German version is the official translation of the IEC text, According to the CENELEC I

7、nternai Regulations the CENELEC membsr Natimal Committees are bound: to announce the existence of this Harmonization Document at national level by or before 1983-01-01 to publish their new harmonized national standard by or before 1984-01-01 to withdraw ail conflicting national standards by or befor

8、e 1984-01-01. Harmonized national standards are listed on the HD information sheet, which Is available from the CENELEC National Committees or from the CENELEC Gemera1 Secretariat. The CENELEC National Committees are the national electrotechnical committees of Austria, Belgium, Denmark, Finland, France, Germany,. Greece, Ireland, Italy, Luxemburg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland, United Iingdom. - . Copyright, reserved to all CENELEC members