10.油松立木二元材积表

V=0.000066492455D1.8655617H0.93768879(材积:m3)胸径(cm)树高(m)33.544.554567891011121314151617180.0020.0040.0050.0070.0090.0110.0140.0160.0190.0220.0260.0290.0330.0370.0410.0030.0040.0060.0080.0100.0130.0160.0190.0220.0260.0300.0340.0380.0430.0470.0030.0050.0070. ......（本文共 5064 字 ）     [阅读本文]>>