A cleaning pump for digesters

Biomass - Tập 2 - Trang 229-233 - 1982
Wong Ying Li1
1The Province Research Institute of Agricultural Machinery, Changsha, Hunan, China

Tài liệu tham khảo

Ruchen, 1981, The development of biogas utilisation in China, Biomass, 1, 39, 10.1016/0144-4565(81)90013-5