1、管管道道刷刷油油面面积积计计算算表表（一一）序序号号公公称称直直径径（mm）管管道道外外径径（mm）单单 位位数数 量量每每延延米米面面积积（m2）面面积积合合计计（m2）1151/222m0.06910.002203/427m0.08480.00325134m0.10680.004321,1/442m0.13190.005401,1/248m0.15070.00650260m0.18840.007702,1/276m0.23860.00880389m0.27950.0091004114m0.35800.00101255140m0.43960.00111506165m0.51810.001222、008219m0.68770.001325010273m0.85720.001430012325m1.02050.001535014377m1.18380.001640016426m1.33760.001745018478m1.50090.001850020529m1.66110.001960024630m1.97820.002070028720m2.26080.002180032820m2.57480.002290036920m2.88880.00231000401020m3.20280.00241100441120m3.51680.00251200481220m3.83080.00261300521320m4.14480.00271400561420m4.45880.00281500601524m4.78540.002916001620m5.08680.003018001820m5.71480.003120002020m6.34280.00