type绑定的子程序比一般子程序计算的要慢很多

pasuka

慢很多并不稀奇，譬如这个帖子
Speed loss using object oriented features !!!
https://software.intel.com/en-us ... indows/topic/394378
performance - Speed of dereferencing class properties in fortran - Stack Overflow
https://stackoverflow.com/questi ... operties-in-fortran
btw，OOP不是免费午餐，总得有所付出，就看是否值得