“helicopter logging”的概念、定义、翻译、参考文献-科学参考

单词	helicopter logging
释义	helicopter logging Encyclopedia 农学集材释 helicopter logging直升机集材在森林采运作业中，将各伐木地点伐倒的木材逐次逐根悬吊于直升机下面空运汇集到装车场（山上楞场、集运木材点）的集材作业。
随便看	local convergence theorem local convexity local convexity modulus local cooperation initiative local coordinate local coordinate system local corporatism local correlation method local correlation methods local covering local cross-section local crystal oscillator local cultivar local curvature local custom and specialties and celebrity Local Customs and Practices of the Yao People in the Lianshan–Yangshan Area local cut local cyclotomic field local database local debt local decoder local decoding of Walsh-Hadamard code local decomposition local deformation local deformation theory

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