北京一元材积表

胸径 材积侧柏落叶松油松柞树桦木山杨刺槐阔叶树50.0050.0060.0040.0040.0040.0050.0050.0055.10.0050.0060.0040.0040.0040.0060.

腾讯文库北京一元材积表北京一元材积表