In order to grasp the historical course of the hereditary evolution of Chinese characters from Jiaguwen to Kaishu,we must make diachronic identification of var ious forms of the same character in different historical periods and different f ormal systems of Jiaguwen, Jinwen, Xiaozhuan, Lishu and Kaishu.

However,some of the Oracle inscripitions physical have not strictly followed with the principles of single Chinese character diachronic identification,which has caused some physical impact.

In the era of globalization, to implement the national identity in primary and secondary schools in China, it needs to establish the political identity through ideological and political education, set up cultural identity through tradition culture, and strengthen historical identity education through historical education.

Merging of nationalities became a historical trend at the same time,which is apparently reflected in the historical identity,cultural identity,systematic identity and historical lessons.

At the beginning of the 20th century,the central content of cultural identification in modern history was to realize the noble ideal of overthrowing feudal autocracy and establish the Democratic Republic,which catered to the world development and became the target of many youth.

But the previous research has neglected the spirit of truthfulness and awareness of history identity,which was the theme of Wu Guangcheng s research.

The duration up to simultaneous action of all steel rope loops in a flexible anti collision device during the ship bridge collision process is numerically analyzed by a dynamic finite element method.

The senses of historical culture identity, unity consciousness and the distinguished family concept contained in its historical essays reflects the history process of Weijin Southern and Northern Dynasty period from national dispute and national emerging to the reunity, which has unignorable characteristics and value.