1.1.1 LGJ—70
代表档距
Lr(m)不同气温下代表档距的安装弧垂fr(m)-40℃-30℃-20℃-10℃0℃+10℃+20℃+30℃+40℃400.040.050.060.060.070.090.110.140.19410.050.050.060.070.080.090.110.140.19420.050.050.060.070.080.10.120.150.2430.050.060.060.070.080.10.120.160.21440.050.060.070.080.090.10.130.160.22450.060.060.070.080.090.110.130.170.23460.060.070.070.080.10.110.140.180.24470.060.070.080.090.10.120.150.190.25480.060.070.080.090.10.120.150.190.26490.070.070.080.090.110.130.160.20.27500.070.080.090.10.110.140.170.210.28510.070.080.090.10.120.140.170.220.29520.080.080.090.110.120.150.180.230.3530.080.090.10.110.130.150.190.230.31540.080.090.10.110.130.160.190.240.32550.080.090.10.120.140.160.20.250.33560.090.10.110.120.140.170.210.260.34570.090.10.110.130.150.180.210.270.35580.090.10.120.1 ...... (共18898字) [阅读本文]>>