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forest tending and felling
释义
forest tending and felling
Encyclopedia
农学
森林经理计划
释
forest tending and felling
森林抚育间伐
在林分郁闭后直至主伐的期间,对未成熟的森林定期而重复的伐去部分林木,为保留的林木创造更好的生长环境条件,同时获取一部分木材的一种森林培育技术措施。又称抚育采伐。
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function upgrading of civil engineering
function value
function variable
function with bounded support
function with compact support
function with finite support
function with integer arguments
function with orthogonal increments
function with regular growth
function with scattered zeros
function word
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function乘性数论函数
function多维特征函数
function库尔贝克-莱布勒信息函数
function近似可微函数
functor
functor adjoint on the left
functor adjoint on the right
functor algebra
functor category
functor category; category of functors
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functorial
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