照蛋检查，胚胎死亡，无活力胚胎
A candled chicken egg with a dead, nonviable embryo visible within. Notice the ring of blood vessels on the periphery, compared with the broad distribution of blood vessels in a fertile egg.
Courtesy of Dr. Yuko Sato.
在这些主题中
A candled chicken egg with a dead, nonviable embryo visible within. Notice the ring of blood vessels on the periphery, compared with the broad distribution of blood vessels in a fertile egg.
Courtesy of Dr. Yuko Sato.
