烟囱的重量怎么算?总高度28m(4m*10mm+24m*8mm)直径为1m

2025-03-24 19:56:05
推荐回答(1个)
回答1:

元柱体烟囱
1.0mX3.14X4mX78kg/m2+1.0mX3.14X24mX62.4kg/m2
=5.68吨