Communication cables. Specifications for test methods. Electrical test methods-Velocity of propagation-sec7 : Velocity of propagation
通讯电缆 试验方法规范 电气试验方法
发布日期:
2001-09-15
结合BS EN 50289-1-1:2001阅读交叉参考:EN 50289-1-1:2001EN 50289-1-11:2001EN 50290-1-2
To be read in conjunction with BS EN 50289-1-1:2001Cross References:EN 50289-1-1:2001EN 50289-1-11:2001EN 50290-1-2