先放上直观的对应表：以十进制为单位以二进制为单位1 KB = 1000 Bytes = 103 Bytes1 KiB = 1024 Bytes = 210 Bytes1 MB = 1000 KB = 106 Bytes1 MiB = 1024 KiB = 220 Bytes1 GB = 1000 MB = 109 Bytes1 GiB = 1024 MiB = 230 Bytes1 TB = 10