chu guo can guan kao cha bao gao . xi de sheng wu mo yan jiu gai kuang 出国参观考察报告.西德生物膜研究概况
Publisher: ke xue ji shu wen xian chu ban she chu ban 科学技术文献出版社出版
Published: 1979.4
Language: chi
Number of pages: 38
Subjects: biology