The Record-addressable random access file ( RARA) is a new-type file in FORTRAN. It combines the advantages of the sequential and direct files, and provides a more efficient means for the users in their record unequal in length in the random access file. 记录可寻址随机访问文件是一种新型FORTRAN文件,它集中了顺序与直接文件两者的优点,为用户随机访问文件中不等长记录提供了更为有效的手段。