表20 鋼芯鋁絞線(20)

導(dǎo)線型號:LGJ-70/40輻射系數(shù):0.9;導(dǎo)體表面吸收系數(shù):0.9計算載流量(A)風(fēng)速(m/s)日照強度(W/m2)環(huán)境溫度(℃)/導(dǎo)線溫度(℃)05101520253035400.51007040338837335633932230328326180424411396382367351334317298904444314184043903763613463301154854744634524414294174053925007039137535 ......（本文共 1179 字 ）     [閱讀本文] >>