栎树橡木林oak forest
原始林;天然林primeval forest;virgin forest
针叶林Coniferous forest
暖带雨林warm temperate rain forest
作业调查forest operational inventory; 又称“三类调查”。
[森林]采伐联合机forest harvesting combine, tree harvester;
中龄林half-mature forest【林】;middle age of stand【林】
温带阔叶树林temperate deciduous forest