zhongvv：
聚氯乙烯絕緣電線一家公司給出的參數(shù)截面線芯結(jié)構(gòu)最大外徑近似重量載流量mm2根/mmmmkg/kmA0.51/0.82.48.30.751/0.972.610.90.757/0.372.812.611/1.132.813.61117/0.43314.7111.51/1.383.319.914.51.57/0.523.52114.52.51/1.783.932.7919.52.57/0.684.238.119.541/2.254.447.872647/0.854.8492661/2.764.966.843467/1.045.469.434107/1.357117.4946167/1.78176.761257/2.141027180357/2.5211.5363.92995019/1.78134961197019/2.14156961519519/2.5217.595918212027/2.03191191.7421015037/2.25211469.0824018537/2.5223.51845273