n.常态化；正常化；正规化

Normalization of Sino-U.S. relations was thus achieved. 自此，中美关系实现正常化。

Measures are being taken to promote the normalization of relation between the two countries. 他们正采取措施以促进两国关系的正常化。

Experts believe the regular flights symbolize the normalization in air transport across the strait. 专家称这次定期航班的施行象征着海峡两岸航空运输的正规化。