“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	Gajus Siagian Gakken Holdings Co., Ltd. GAL Gal gal galactan galactase Galactic absorbing layer galactic absorbing layer Galactic absorption galactic absorption galactic age Galactic aggregate Galactic anticenter Galactic arm galactic arm Galactic arm-population Galactic astronomy galactic astronomy Galactic astrophysics galactic astrophysics Galactic background Galactic background infrared radiation Galactic background radiation Galactic background radio radiation

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。