序号保温层厚度（mm）管道外径（mm)管道长度(m)体积面积130219100024.33952.682301599.240.177.063301331001.6068.2643010036.240.4620.9853089240.482.81130.94630761861.9493.68730502061.6286.9483040262.81.82102.6593032334.82.05122.37103025421.22.29144.691130201269.66.30416.20123012440.1813.3213305450.042.1714301120.010.6015301120.010.60合计4119.3645.632163.13
