硬盤的大小 is like this
for HD, 1G=1000M, 1M=1000K, 1K=1000byte
for windows, 1G=1024M, 1M=1024K, 1K=1024byte
they use different standard
for HD, 1G=1000M, 1M=1000K, 1K=1000byte
for windows, 1G=1024M, 1M=1024K, 1K=1024byte
they use different standard