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选材
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选材
将原木或原条按树种、材种、规格和等级的一部或全部进行分类的作业,又称品等区分。选材有利于木材的贮存、保管、运输和利用木材,是森林采伐运输生产中的主要工序之一。
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time-interval
time interval measurement instrument
time invariance
time-invariant
time-invariant channel
time invariant circuit
time-invariant control system
time-invariant control systems
time-invariant model
time-invariant network
time invariant system
time-invariant system
time inversion
time keeper
time keeping
time-keeping
time keeping system
time-kill curve
time lag
time lag effect of invasive species
time-lagged
time lag of monetary policy
time lag of the ignition
time-lapse
time-lapse photography
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