该书已不再出版。
This booklet describes an improved and more efficient mill that has been developed for use in Nepal. In view of the various types of equipment that can be driven from the central power unit, it has become known as the multi-purpose power-unit. (MPPU)
37 pages, illustrated
出版物详细信息
- 出版者: Sahayogi Press
- Dewey Decimal: 620.112
- ECHO 图书馆: 620.112 NAK