“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	variable lane variable length code variable length coding variable length coding, VLC variable length subnetting variable magnetic field variable mass variable-mass system variable mesh size variable message board variable metric algorithm variable metric method variable multiple point variable nebula variable neutral density filter variable nozzle turbine variable number of tandem repeat variable number tandem repeat variable of a grammar variable of Blasius variable of integration variable of Riemann variable operating condition variable parameter variable parameters model

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