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世界森林日
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世界森林日
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World Forest Day
世界森林日
为加强森林保护及可持续发展而设立的世界性纪念日。又称世界森林节。
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narrow band semiconductor
narrow-band semiconductor
narrowband signal
narrow-band width
narrow-beam radiation
narrow body aircraft
narrow channel effect
narrow class
narrow convergence
narrow currency growth
narrow-external focus
narrow fabric weaving
narrow gap semiconductor
narrow-gap semiconductor
narrow gap welding
narrow gorge
Narrow-headed vole
narrow heritability
narrow ideal class
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narrowing
narrow-internal focus
narrow lane observation
narrow-line radio galaxy
narrow-line region
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