Thin wall of villus, Blood capillary network in villus, Lacteal, Absorption of glucose and amino acids, Absorption of fatty acids and glycerol, Thin wall of alveolus, Thin wall of blood capillary, Red blood cell, Absorption of oxygen, Absorption of carbon dioxide.

Absorption

由
打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？