1.1.3 LGJ—185

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℃400.050.050.060.070.090.110.150.210.3410.050.060.070.080.090.120.150.220.31420.050.060.070.080.10.120.160.220.32430.060.060.070.080.10.130.170.230.33440.060.070.080.090.110.130.180.240. ......（本文共 15694 字 ）     [阅读本文] >>