“shelterwood cutting”的概念、定义、翻译、参考文献-科学参考

单词	shelterwood cutting
释义	shelterwood cutting Encyclopedia 农学〔森林主伐与更新〕释 shelterwood cutting渐伐在不超过一个龄级期限内，分2～4次伐掉伐区上全部成熟林木的森林主伐方式。又称遮阴木法或伞伐法。
随便看	surface flow constructed wetland surface flux surface force surface force apparatus surface force apparatus (SFA) surface free energy surface-free from singularities surface function surface functional coating surface functional group surface functionalization of polymer materials surface gradient surface gravity surface grinder surface grinding surface hardness surface harmonic surface harmonic function surface heater surface heat transfer coefficient surface heat treatment surface hopping surface hopping model surface humidity resistance surface impedance

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