IEC 60793-1-45:2017 RLV EN 605e022c
Optical fibres - Part 1-45: Measurement methods and test procedures - Mode field diameter
REVISED
发布日期 :
2017-11-09
实施日期 :
IEC TS 61390:1996 EN-FR 22678a19
Ultrasonics - Real-time pulse-echo systems - Test procedures to determine performance specifications
REVISED
发布日期 :
1996-07-25
实施日期 :
IEC 60534-2-3:2015 EN-FR 7ec773b9
Industrial-process control valves - Part 2-3: Flow capacity - Test procedures
现行
发布日期 :
2015-12-16
实施日期 :