林分平均胸径100倍圆法测定每公顷断面积的理论初探(之一)
림분평균흉경100배원법측정매공경단면적적이론초탐(지일)
Preliminary Theoretic Study on Section Area per Hectare Determined by the Method of 100 Times of Circles of Forest Stand Average Breast Diameter(一)
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