Conclusion The super voice check can discover various embryo kidney growth abnormal, is a kind of good prenatal period to diagnose a method.
结论：超声检查可发现多种胎儿肾发育畸形，是一种良好的产前诊断方法。
2
The content of rare earth in embryo increased with the increasing of hatch period, however the barrier effect of different rare earth element was greatly different.
稀土在胚胎中的含量，随孵化时间增加而增加，但不同稀土元素其屏障作用差别较大。
3
It may be the backlit conditions that make the semi-embryonic cell develop into all-round cell during the inductive periodof the embryo, with light affecting the process.