1、NORME?CEIINTERNATIONALE?1ECINTERNATIONAL?50(541)STAN DARDPremire ditionFirst edition1990Vocabulaire Electrotechnique InternationalChapitre 541:Circuits imprimsInternational Electrotechnical VocabularyChapter 541:Printed circuits1ECNumro de rfrenceReference numberCEI/IC 50(541):1990LICENSED TO MECON
2、Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.1ECNORME?CEIINTERNATIONALE?I ECINTERNATIONAL?50(541)STAN DARDPremire ditionFirst edition1990
3、Vocabulaire Electrotechnique InternationalChapitre 541:Circuits imprimsInternational Electrotechnical VocabularyChapter 541:Printed circuits CE 1990 Droits de reproduction rservs Copyright-all rights reservedAucune partie de cette publication ne peut atre reproduite ni?No part of this publication ma
4、y be reproduced or utilizedutilise sous quelque forme que ce soit et par aucun procd,?in any form or by any means,electronic or mechanical,lectronique ou mcanique,y compris la photocopie et les?including photocopying and microfilm,without permissionmicrofilms,sans laccord crit de lditeur.?in writing
5、 from the publisherBureau central de la Commission Electrotechnique Internationale 3,rue de Varemb Genve SuisseCommission Electrotechnique Internationale CODE PRIXInternational Electrotechnical Commission PRICE CODE?Pour prix,voir catalogue en vigueurFor price,see current catalogueNLICENSED TO MECON
6、 Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.II 50(541)CEISOMMAIREPagesPRAMBULE VPRFACE VSections541-01 Termes gnraux 1541-02 Matriau de base 541-0 Conception-Dessin modle?7541-04 Fabrication 8INDEX 11LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR I
7、NTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.50(541)IEC III CONTENTSPageFOREWORD VIPREFACE VISection541-01 General terms 1541-02 Base material 6541-0 Conception-Artwork master?7541-04 Manufacturing 8INDEX 11LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCAT
8、ION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.-IV-50(541)CEI.?VII?VII541-01?1541-02?6541-.?7541-04?8?11LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.Rgle des Six MoisRapports de vote1/52(VEI 541)()1261/3021/52(VEI 541)()1281/321 et 1281/32
9、150(541)IEC V-COMMISSION LECTROTECHNIQUE INTERNATIONALEVOCABULAIRE LECTROTECHNIQUE INTERNATIONALCHAPITRE 541:CIRCUITS IMPRIMSPRAMBULE1)Les dcisions ou accords officiels de la CEI en ce qui concerne les questions techniques,prpars par des ComitsdEtudes o sont reprsents tous les Comits nationaux sintr
10、essant ces questions,expriment dans la plus grandemesure possible un accord international sur les sujets examins.2)Ces dcisions constituent des recommandations internationales et sont agres comme telles par les Comits nationaux.3)Dans le but dencourager lunification internationale,la CEI exprime le
11、vaeu que tous les Comits nationaux adoptentdans leurs rgles nationales le texte de la recommandation de la CEI,dans la mesure o les conditions nationales lepermettent.Toute divergence entre la recommandation de la CEI et la rgle nationale correspondante doit,dans lamesure du possible,tre indique en
12、termes clairs dans cette dernire.PRFACELa prsente norme a t tablie par le Comit dEtudes no 52 de la CEI:Circuits imprims,sous la responsabilit du Comit dEtudes no 1 de la CEI:Terminologie.La prsente norme constitue le chapitre 541 du Vocabulaire Electrotechnique International(VEI).Le texte de cette
13、norme est issu des documents suivants:Les rapports de vote indiqus dans le tableau ci-dessus donnent toute information sur le voteayant abouti lapprobation de cette norme.LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.Six Months RuleR
14、eports on Voting1/52(IEV 541)()1261/3021/52(IEV 541)()1281/321 and 1281A/321 VI 50(541)CEIINTERNATIONAL ELECTROTECHNICAL COMMISSIONINTERNATIONAL ELECTROTECHNICAL VOCABULARYCHAPTER 541:PRINTED CIRCUITSFOREWORD1)The formal decisions or agreements of the IEC on technical matters,prepared by Technical C
15、ommittees on which allthe National Committees having a special interest therein are represented,express,as nearly as possible,an internationalconsensus of opinion on the subjects dealt with.2)They have the form of recommendations for international use and they are accepted by the National Committees
16、 in thatsense.3)In order to promote international unification,the IEC expresses the wish that all National Committees should adopt thetext of the IEC recommendation for their national rules in so far as national conditions will permit.Any divergencebetween the IEC recommendation and the corresponding national rules should,as far as possible,be clearly indicatedin the latter.PREFACEThis standard has been prepared by IEC Technical Committee No.52:Printed circuits,underthe responsibility of IEC Tec
