I.S. EN 50289-1-7:2001现行
Communication Cables - Specifications For Test Methods Part 1-7: Electrical Test Methods - Velocity Of Propagation
出版：National Standards Authority of Ireland
专家解读视频
Specifies the test methods to determine the velocity of propagation of the finished cables used in analogue and digital communication systems.
SS EN 50289-1-7 Ed. 1 (2002) - Identical
NEN EN 50289-1-7:2001 - Identical
UNE EN 50289-1-7:2002 - Identical
NF EN 50289-1-7:2001 - Identical
DIN EN 50289-1-7 (2002-02) - Identical
BS EN 50289-1-7:2001 - Identical
SN EN 50289-1-7:2001 - Identical
NF EN 50289-1-7 : 2001 - Identical
DIN EN 50289-1-7 : 2002 - Identical
EN 50289-1-7 : 2001 - Identical
NEN EN 50289-1-7 : 2001 - Identical
SN EN 50289-1-7 : 2001 - Identical
UNE EN 50289-1-7 : 2002 - Identical
BS EN 50289-1-7 : 2001 - Identical
DIN EN 50289-1-7 : 2002 - Identical
BS EN 50289-1-7 : 2001 - Identical
