首页 | 本学科首页   官方微博 | 高级检索  
     


A lightweight illuminated device for viewing small format aerial photographs in the field
Authors:I. E. Craig  B. J. Myers
Affiliation:Division of Forest Research , CSIRO , P.O. Box 4008, Canberra , A.C.T. , 2600
Abstract:The paper describes a simple, cheap, lightweight device which can conveniently be used for stereoscopic examination of small format transparencies in the field.
Keywords:plantations  genetic variation  Khaya senegalensis  Australia
设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司  京ICP备09084417号