1、Environmental testing Part 2:Tests Tests A:ColdReference numberIEC 60068-2-1:1990(E)INTERNATIONALSTANDARDIEC60068-2-1Fifth edition1990-04This English-language version is derived from the originalbilingual publication by leaving out all French-languagepages.Missing page numbers correspond to the Fren
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8、11 Fax:+41 22 919 03 00 Environmental testing Part 2:Tests Tests A:ColdFor price,see current catalogue IEC 1990 Copyright-all rights reservedNo part of this publication may be reproduced or utilized in any form or by any means,electronic or mechanical,including photocopying and microfilm,without per
9、mission in writing from the publisher.International Electrotechnical Commission,3,rue de Varemb,PO Box 131,CH-1211 Geneva 20,SwitzerlandTelephone:+41 22 919 02 11 Telefax:+41 22 919 03 00 E-mail:inmailiec.ch Web:www.iec.chINTERNATIONALSTANDARDIEC60068-2-1Fifth edition1990-04SCommission Electrotechni
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