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计划烧除
释义
计划烧除
Encyclopedia
农学
(林火阻隔)
释
prescribed burning
计划烧除
利用火对森林资源及生态系统进行有效管理的一种手段。火烧清理采伐迹地、炼山造林,在森林铁路、公路两旁及林缘开设防火线,在荒山和牧场上进行的生产用火也属于计划烧除。
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elemental form
elemental fractionation
elemental mapping
elemental network
elemental semiconductor
elemental snalysis of pharmaceuticals
elemental speciation analysis
elemental speciation analysis for geochemical samples
elemental spectroscopy logging
elemental term
element analysis of coal
element antenna
Elementa Physiologiae Corporis Humani
elementarily equivalence
elementarily equivalent
elementarily equivalent models
elementarily equivalent structures
elementarily substructure
elementarity
elementar reation
elementary
elementary Abelian group
elementary algebra
elementary alternating expression
Elementary and Secondary Education Act (U.S.A.)
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