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初选候选树
在林龄、环境一致或相近的群体中,根据性状指标,经踏查和目测等方法初选出表现优良的单株树木。又称候选树。
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infrared laser
infrared laser chemistry
infrared laser semi-active combined guidance
infrared lens
infrared light sensor
infrared light source
infrared line scanner
infrared luminosity
infrared magnitude
infrared measuring distance
infrared microscope
infrared microscopy
infrared millimeter wave radar combined guidance
infrared modulation
infrared modulation technology
infrared monitoring
infrared multiphoton dissociation
infrared multiphoton dissociation (IRMPD)
infrared night-vision system
infrared non-destructive inspection
infrared object
infrared observatory
infrared occupational hazard
infrared optical ceramics
infrared optical coatings
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