公路网密度在连清样地野外调查工作定额制订中的应用——森林资源监测工作定额和工作经费专题研究(Ⅱ)
공로망밀도재련청양지야외조사공작정액제정중적응용——삼림자원감측공작정액화공작경비전제연구(Ⅱ)
Application of the highway network density in formulation of field inventory work norms at the continuous forest inventory——A special study of forest resource monitoring work norms and expenditures (Ⅱ)
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