伐三
伐三-
德伐日和三个人彼此阴沉地瞥了一眼。
Defarge and the three glanced darkly at one another .
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从分析综合轮伐期的相关因素入手，对目标综合轮伐期、期初综合轮伐期、期末综合轮伐期三者进行比较，提出未来森林资源利用三种设计模型，并举例进行验证。
This Paper compares the integrated rotation of goal with that of begin and end by analysing relative factors . It advances also three design models used for forest resource in future and examines in examples .