cen ts. T he resu lts of sub3 show s the descend of the degree that the sub structu re takes part in the gro ss longitudinal bending also happen s. T he stra in dist ribu t ion s all over the sh ip m easu red in sub2 and sub3 are almo st the sam e. Key words: sh ip engineering; superst ructu re; gro ss longitudinal bending; experim en ta l study; cu t2 apart side w all p la te 作　者　简　介 朱　锡　男, 41 岁,