英文: Observation on the Chorion Structure of Three Species of Mayfly

中文: 三种蜉蝣卵壳表面雕纹的显微观察       更详细...

---

英文: The fore and hind limbs are .0mm in length,their distal end shows web—footed form,The allanto-chorion is . Cm in Iength,outer aspect of the chor- ionic membrane grows out cotyledons.

中文: 尿囊绒毛膜长.cm,膜表面有绒毛叶个。       更详细...

---

英文: Study on the Differentiation of Human Gastric Adenocarcinoma Cell Line Induced by the Extract of Human Embroy Chorion in Vitro

中文: 人胚绒毛膜提取物诱导人胃腺癌细胞分化       更详细...

---