1、 INTERNATIONAL TELECOMMUNICATION UNION ITU-T Series GTELECOMMUNICATION STANDARDIZATION SECTOR OF ITU Supplement 34(11/1988) SERIES G: DIGITAL NETWORKS, DIGITAL SECTIONS AND DIGITAL LINE SYSTEMS Temperature in underground containers for the installation of repeaters ITU-T G-series Recommendations Sup
2、plement 34 Originally published in Blue Book (1988) - Fascicle III.5 NOTES 1 Supplement 34 to the G-series Recommendations was approuved in Melbourne (1988) and published in Fascicle III.5 of the Blue Book. This file is an extract from the Blue Book. While the presentation and layout of the text mig
3、ht be slightly different from the Blue Book version, the contents of the file are identical to the Blue Book version and copyright conditions remain unchanged (see below). 2 In this Supplement, the expression “Administration” is used for conciseness to indicate both a telecommunication administration and a recognized operating agency. ITU 2004 All rights reserved. No part of this publication may be reproduced, by any means whatsoever, without the prior written permission of ITU. Geneva, 2004