Research on ship mortgage from the perspective of civil code 并列题名:Research on ship mortgage from the perspective of civil code Research on Wang Zengqi from the perspective of culture Research on Lao She from the perspective of cross culture Juridical acts of identity from the perspective of civil code Research on archives system change from the perspective of social governance Research on forensic errors from the perspective of cognitive science research on Chinese internet histories from the perspective of social memory Research on military culture from the perspective of communication studies 并列题名:Juridical acts of identity from the perspective of civil code