hcl 发表于 2011-8-17 09:23 实际上应该是log(e,55)=ln(55)=4.0073331852325log(55)的底是e把底想成10了@43#
hcl 发表于 2011-8-17 09:23 实际上应该是log(e,55)=ln(55)=4.0073331852325log(55)的底是e
实际上应该是log(e,55)=ln(55)=4.0073331852325
log(55)的底是e
把底想成10了@43#