不疲劳

Microstructure analysis showed significantly consistent change in nodule counts and possibly the numbers of microshrinkage pores present from the bottom to the top of heavy-section casting.

在厚断面 铸件取样位置时，由于浇铸凝固时间，强度也。

Also some liquid crystal displays depend on, demonstrated body itself which the modulation outside light realizes nonluminous, does not stimulate the eye, is not easy to be weary and so on the merit.

还有液晶显示靠调制外界光实现的，显示体本身发光，刺激眼睛，易优点。