DIN EN 27434
Slotted set screws with cone point (ISO 7434:1983); german version EN 27434:1992
现行
发布日期 :
2001-10-01
实施日期 :
ITU-T V.8bis
Procedures for the identification and selection of common modes of operation between data circuit-terminating equipments (DCEs) and between data terminal equipments (DTEs) over the public switched telephone network and on leased point-to-point telephone-type circuits
现行
发布日期 :
2017-11-01
实施日期 :
ITU-R P.1546
Method for point-to-area predictions for terrestrial services in the frequency range 30 MHz to 3 000 MHz
现行
发布日期 :
2020-10-01
实施日期 :
DIN EN 27435
Slotted set screws with long dog point (ISO 7435:1983); german version EN 27435:1992
现行
发布日期 :
2001-10-01
实施日期 :