登入
選單
返回
Google圖書搜尋
Moisture Content and Shrinkage in Grain
J. W. T. Duvel
United States. Department of Agriculture
出版
U.S. Government Printing Office
, 1909
URL
http://books.google.com.hk/books?id=X8z1ZwEACAAJ&hl=&source=gbs_api