兑换英文>马街中学专利名称:PURIFICATION OF PROTEIN INCLUSION西米的做法BODIES BY CROSSFLOW MICROFILTRATION 发明人:PETERS, Jörg申请号:EP2001004634申请日:20010425公开号:WO01/085757P1按图索骥成语故事公开日:商场物业20011115专利内容由知识产权出版社提供摘要:The invent
钻木取火故事英文版简短杏仁豆浆Once upon a time, there was a young boy named Ping. He lived in a small village in ancient China. The village was so small that there was no way to start a fire easily. The villagers ha