·2,447,543篇论文数据，部分数据来源于NoteExpress
The ultrastructure of the stomach of Sinonovacula constricta is studied with transmission electronic microscope observation.
运用透射电镜技术研究了缢蛏胃上皮的超微结构。
youdao
应用推荐
模块上移
模块下移
不移动