{"id":1433,"date":"2014-12-03T08:00:34","date_gmt":"2014-12-03T08:00:34","guid":{"rendered":"http:\/\/www.aiti123.com\/?p=1433"},"modified":"2014-12-03T08:00:34","modified_gmt":"2014-12-03T08:00:34","slug":"%e8%ae%a1%e7%ae%97%e6%9c%ba%e5%ae%b9%e9%87%8fpb_tb%e6%98%af%e4%bb%80%e4%b9%88%e5%8d%95%e4%bd%8d%ef%bc%9f%e4%bb%96%e4%bb%ac%e5%92%8ckb_mb_gb%e6%98%af%e4%bb%80%e5%85%b3%e7%b3%bb%ef%bc%9f","status":"publish","type":"post","link":"http:\/\/www.aiti123.com\/?p=1433","title":{"rendered":"\u8ba1\u7b97\u673a\u5bb9\u91cfPB_TB\u662f\u4ec0\u4e48\u5355\u4f4d\uff1f\u4ed6\u4eec\u548cKB_MB_GB\u662f\u4ec0\u5173\u7cfb\uff1f"},"content":{"rendered":"

K\u662f\u5343 M\u662f\u5146 G\u662f\u5409\u5496 T\u662f\u592a\u62c9<\/p>\n

\u8ba1\u7b97\u673a\u5bb9\u91cf\u5206\u4e3aYB.ZB.EB.PB.TB.GB.MB.KB.Byte\u3002<\/p>\n

8bit(\u4f4d)=1Byte(\u5b57\u8282)
\n1024Byte(\u5b57\u8282)=1KB
\n1024KB=1MB 1024MB=1GB
\n1024GB=1TB<\/p>\n

\u6570\u4f4d\u7ec4\uff1a\u4e00\u4e2a\u5728\u4fe1\u606f\u6280\u672f\u548c\u6570\u7801\u6280\u672f\u9886\u57df\u4e2d\uff0c\u7528\u4e8e\u8868\u793a\u4fe1\u606f\u7684\u6570\u91cf\u7684\u5355\u4f4d\u3002<\/p>\n

\u4e00\u4e2a\u6570\u4f4d\u7ec4\u662f\u6570\u4e2a\u4e8c\u8fdb\u4f4d\u7684\u7ec4\u5408\u3002\u65e9\u671f\u7684\u4e0d\u540c\u8ba1\u7b97\u673a\u7cfb\u7edf\u4e2d\u4f7f\u7528\u7684\u6570\u4f4d\u7ec4\u542b\u6709\u7684\u4e8c\u8fdb\u4f4d\u6570\u76ee\u4e0d\u5c3d\u76f8\u540c\u3002\u4f46\u76ee\u524d\u6570\u4f4d\u7ec4\u5728\u5e94\u7528\u4e0a\u5df2\u7ecf\u7edf\u4e00\uff0c\u5373\uff0c\u4e00\u4e2a\u6570\u4f4d\u7ec4\u901a\u5e38\u75318\u4e2a\u4e8c\u8fdb\u4f4d\u7ec4\u6210\u300216\u4e2a\u4e8c\u8fdb\u4f4d\u5408\u6210\u4e00\u4e2a\u5b57\uff08word\uff09. 32\u4e2a\u4e8c\u8fdb\u4f4d\u6784\u6210\u4e00\u4e2a\u590d\u5b57\uff08double words)\u3002<\/p>\n

\u6bcf\u4e2a\u4e8c\u8fdb\u4f4d\uff0c\u53ef\u7528\u6765\u4ee3\u8868\u4e24\u79cd\u72b6\u6001\u4e4b\u4e00\uff0c\u5982\u7535\u8def\u7684\u5f00\/\u65ad\u7b49\uff09\u7ec4\u6210\uff0c\u56e0\u6b64\u53ef\u4ee5\u4ee3\u886828 = 256\u4e2a\u4e0d\u540c\u7684\u72b6\u6001\u3002<\/p>\n

4\u4e2a\u4e8c\u8fdb\u4f4d\u7684\u7ec4\u5408\u79f0\u4e3a\u56db\u4f4d\u7ec4(Nibble)\u3002 8\u4e2a\u4e8c\u8fdb\u4f4d\u7684\u7ec4\u5408\u5219\u4e3a\u4e00\u4e2a\u516b\u4f4d\u7ec4(Octet)\u3002\u6240\u4ee5\u4e00\u4e2a\u6570\u4f4d\u7ec4\u901a\u5e38\u662f\u4e00\u4e2a\u516b\u4f4d\u7ec4\u3002<\/p>\n

\u6570\u4f4d\u7ec4\u662f\u4e00\u4e2a\u627f\u8f7d\u4fe1\u606f\u7684\u57fa\u672c\u5355\u5143\u3002\u4e00\u4e2a\u6570\u4f4d\u7ec4\u8868\u660e\u7684\u4fe1\u606f\u7531\u6240\u7528\u7684\u7f16\u7801\u65b9\u5f0f\u51b3\u5b9a\u3002\u4e0d\u540c\u7684\u7f16\u7801\u65b9\u5f0f\u6709\u53ef\u80fd\u7528\u4e00\u4e2a\u6216\u591a\u4e2a\u6570\u4f4d\u7ec4\u6765\u8868\u793a\u4e00\u4e2a\u6570\u5b57\uff0c\u4e00\u4e2a\u7b26\u53f7\uff0c\u6216\u8005\u4e00\u5e45\u56fe\u50cf\u4e2d\u7684\u4e00\u4e2a\u8272\u70b9\u3002\u5e38\u7528\u7684\u7f16\u7801\u65b9\u5f0f\u5982\u7528\u6765\u8868\u793a\u5b57\u7b26\u96c6\u7684ASCII\u7f16\u7801\u6216\u8005ISO\/IEC 8859\u6807\u51c6\u7684\u7f16\u7801\u3002<\/p>\n

\u5907\u6ce8:\u8ba1\u7b97\u673a\u5bb9\u91cf\u5206\u914d\u4e00\u89c8\u8868 YB (Yota-byte) > ZB (Zeta-byte) > EB (Exa-byte) > PB (Peta-byte) > TB (Tera-byte) > GB (Giga-byte) > MB (Mega-byte) > KB (Kilo-byte) > Byte > Bit<\/p>\n

1Byte = 8 Bit 1 KB = 1,024 Bytes
\n1 MB = 1,024 KB = 1,048,576 Bytes
\n1 GB = 1,024 MB = 1,048,576 KB = 1,073,741,824 Bytes
\n1 TB = 1,024 GB = 1,048,576 MB = 1,073,741,824 KB = 1,099,511,627,776 Bytes
\n1 PB = 1,024 TB = 1,048,576 GB = … = 1,125,899,906,842,624 Bytes
\n1 EB = 1,024 PB = 1,048,576 TB = … = 1,152,921,504,606,846,976 Bytes
\n1 ZB = 1,024 EB = … = 1,180,591,620,717,411,303,424 Bytes
\n1 YB = 1,024 ZB = … = 1,208,925,819,614,629,174,706,176 Bytes<\/p>\n

\u5b57\u8282\u53c8\u88ab\u8bd1\u4e3a\u201c\u5b57\u8282\u201d\uff0c\u5373\u662f\u5728\u7535\u8111\u5185\u4e00\u4e2a\u82f1\u6587\u5b57\u6240\u5360\u7684\u6700\u57fa\u672c\u5355\u5143\u3002\u800c\u4e00\u4e2a\u4e2d\u6587\u5b57\u662f\u5360\u4e24\u4e2a\u5b57\u8282\u7684\u3002<\/p>\n

\u7531\u6570\u4f4d\u7ec4\u5f15\u7533\u51fa\u7684\u8ba1\u91cf\u5355\u4f4d<\/p>\n

1 kilobyte kB = 1000 (103) byte
\n1 megabyte MB = 1 000 000 (106) byte
\n1 gigabyte GB = 1 000 000 000 (109) byte
\n1 terabyte TB = 1 000 000 000 000 (1012) byte
\n1 petabyte PB = 1 000 000 000 000 000 (1015) byte
\n1 exabyte EB = 1 000 000 000 000 000 000 (1018) byte
\n1 zettabyte ZB = 1 000 000 000 000 000 000 000 (1021) byte
\nyottabyte YB = 1 000 000 000 000 000 000 000 000 (1024) byte
\n1 nonabyte NB = 1 000 000 000 000 000 000 000 000 000 (1027) byte
\n1 doggabyte DB = 1 000 000 000 000 000 000 000 000 000 000 (1030) byte<\/p>\n

\u6ce8\u610f\u4e0a\u9762Kibi\u8fd9\u4e00\u7cfb\u5217\u7684\u5b9a\u4e49\u3002Kibi\u6765\u81ea\u82f1\u8bedkilo-binary(\u4e8c\u8fdb\u5236\u7684\u5343), 1998\u5e7410\u6708\u5728IEC60027-2\u4e2d\u8ba2\u4f4d\u6807\u51c6\u3002\u4f46\u5230\u76ee\u524d\u5728\u5404\u79cd\u5e94\u7528\u4e2d\u8fd8\u6ca1\u6709\u5b8c\u5168\u5360\u4f18\u52bf\u3002<\/p>\n

\u5728\u4fe1\u606f\u884c\u4e1a\u4e2d\u5e38\u7528\u7528\u4e8e\u5185\u5b58\u5bb9\u91cf\u7684MB, GB\uff0c\u51e0\u4e4e\u90fd\u662f\u6307220\uff0c230\uff0c\u2026 \u6570\u4f4d\u7ec4\u3002KB\u4e5f\u7ecf\u5e38\u8868\u793a210\u6570\u4f4d\u7ec4\uff0c\u4ee5\u533a\u522b\u4e8ekB\u3002\u5f53\u7136\u4f60\u4e5f\u4f1a\u7ecf\u5e38\u770b\u5230kB\u88ab\u6df7\u7528\u6765\u8868\u793a210\u6570\u4f4d\u7ec4\u3002\u8fd9\u4e9b\u8868\u793a\u6cd5\u90fd\u5e76\u6ca1\u6709\u88ab\u6807\u51c6\u5316\u3002<\/p>\n

\u81f3\u4e8e\u786c\u76d8\u5bb9\u91cf\uff0c\u4e00\u822c\u7684\u5236\u9020\u5546\u603b\u662f\u7528\u5341\u8fdb\u5236\u7684\u8ba1\u6570\u3002\u4e00\u822c\u8ba1\u7b97\u673a\u7684\u64cd\u4f5c\u7cfb\u7edf\u90fd\u662f\u4f7f\u75282\u8fdb\u5236\u7684\u8ba1\u6570\uff0c\u6240\u7528\u4f60\u7ecf\u5e38\u4f1a\u53d1\u73b0\u5728\u8ba1\u7b97\u673a\u770b\u5230\u7684\u786c\u76d8\u5bb9\u91cf\u6bd4\u786c\u76d8\u4e0a\u58f0\u79f0\u7684\u8981\u5c0f\uff0c\u6bd4\u598220GB\u7684\u786c\u76d8\u53ea\u663e\u793a\u670918.6GB\u3002<\/p>\n

\u7279\u522b\u8bef\u5bfc\u4eba\u662f\u8f6f\u76d8\u7684\u60c5\u51b5\u3002720KB\u7684\u8f6f\u76d8\u662f720\u00d710241\u4e2a\u6570\u4f4d\u7ec4\u7684\u503c\u7ecf\u5e38\u75282\u4e2a\u5341\u516d\u8fdb\u5236\u7684\u6570\u5b57\uff08\u5728\u4fe1\u606f\u79d1\u5b66\u4e2d\u8fd9\u6837\u4e00\u4e2a16\u8fdb\u5236\u7684\u6570\u5b57\u4e5f\u79f0\u4e3a\u4e00\uff0c\u800c1.44MB\u7684\u8f6f\u76d8\u5219\u83ab\u540d\u5176\u5999\u5947\u5999\u7684\u662f1.44\u00d71000\u00d710241\u4e2a\u6570\u4f4d\u7ec4\u7684\u503c\u7ecf\u5e38\u75282\u4e2a\u5341\u516d\u8fdb\u5236\u7684\u6570\u5b57\uff08\u5728\u4fe1\u606f\u79d1\u5b66\u4e2d\u8fd9\u6837\u4e00\u4e2a16\u8fdb\u5236\u7684\u6570\u5b57\u4e5f\u79f0\u4e3a\u4e00\uff0c\u5373\u4e0d\u5168\u662f10\u8fdb\u5236\u4e5f\u4e0d\u5168\u662f2\u8fdb\u5236\u3002<\/p>\n

\u65e2\u7136\u6709YB\u8fd9\u4e2a\u540d\u8bcd\u51fa\u73b0\u4e86\uff0c\u5e94\u8be5\u662f\u8bf4\u6709\u4eba\u81f3\u5c11\u5177\u6709\u6216\u5171\u67091YB\u7684\u5bb9\u91cf\u5427\u3002 \u4e16\u754c\u4e0a\u6709\u6ca1\u6709\u4eba\u4f7f\u75281YB\u7684\u786c\u76d8\uff0c\u8fd8\u662f\u90a3\u53ea\u662f\u7a7a\u865a\u7684\u540d\u8bcd\u3002<\/p>\n

\u76ee\u524d YB\u662f\u8ba1\u7b97\u673a\u754c\u5df2\u77e5\u6700\u5927\u7684\u50a8\u5b58\u7a7a\u95f4\u5355\u4f4d. \u4ee5\u4e00\u4e2a250GB\u7684\u786c\u76d8\u800c\u8a00, 1YB\u5c31\u9700\u8981\u7ea64\u51465\u5343\u4ebf\u4e2a\u8fd9\u6837\u7684\u786c\u76d8. \u518d\u5927\u7684\u5355\u4f4d\u6050\u6015\u5728\u77ed\u671f\u95f4\u5185\u662f\u8fd8\u7528\u4e0d\u5230\u7684. \u5982\u679c\u6211\u67091YB\u7684\u786c\u789f~\u90a3\u8a72\u591a\u597d~~<\/p>\n

\u8ba1\u7b97\u673a\u5b58\u50a8\u5355\u4f4d\u4e00\u822c\u7528B\uff0cKB\u3001MB\u3001GB\u3001TB\u3001PB\u3001EB\u3001ZB\u3001YB\u3001BB\u6765\u8868\u793a\uff0c<\/p>\n

\u5b83\u4eec\u4e4b\u95f4\u7684\u5173\u7cfb\u662f\uff1a \u4f4d bit (\u6bd4\u7279)(Binary Digits)\uff1a\u5b58\u653e\u4e00\u4f4d\u4e8c\u8fdb\u5236\u6570\uff0c\u5373 0 \u6216 1\uff0c\u6700\u5c0f\u7684\u5b58\u50a8\u5355\u4f4d\u3002 \u5b57\u8282 byte\uff1a8\u4e2a\u4e8c\u8fdb\u5236\u4f4d\u4e3a\u4e00\u4e2a\u5b57\u8282(B)\uff0c\u6700\u5e38\u7528\u7684\u5355\u4f4d\u3002<\/p>\n

1KB (Kilobyte \u5343\u5b57\u8282)=1024B\uff0c
\n1MB (Megabyte \u5146\u5b57\u8282 \u7b80\u79f0\u201c\u5146\u201d)=1024KB\uff0c
\n1GB (Gigabyte \u5409\u5b57\u8282 \u53c8\u79f0\u201c\u5343\u5146\u201d)=1024MB\uff0c
\n1TB (Trillionbyte \u4e07\u4ebf\u5b57\u8282 \u592a\u5b57\u8282)=1024GB\uff0c\u5176\u4e2d1024=2^10 ( 2 \u768410\u6b21\u65b9)\uff0c
\n1PB\uff08Petabyte \u5343\u4e07\u4ebf\u5b57\u8282 \u62cd\u5b57\u8282\uff09=1024TB\uff0c 1EB\uff08Exabyte \u767e\u4ebf\u4ebf\u5b57\u8282 \u827e\u5b57\u8282\uff09=1024PB\uff0c
\n1ZB (Zettabyte \u5341\u4e07\u4ebf\u4ebf\u5b57\u8282 \u6cfd\u5b57\u8282)= 1024 EB, 1YB (Jottabyte \u4e00\u4ebf\u4ebf\u4ebf\u5b57\u8282 \u5c27\u5b57\u8282)= 1024 ZB,
\n1BB (Brontobyte \u4e00\u5343\u4ebf\u4ebf\u4ebf\u5b57\u8282)= 1024 YB. \u6ce8\uff1a\u201c\u5146\u201d\u4e3a\u767e\u4e07\u7ea7\u6570\u91cf\u5355\u4f4d\u3002<\/p>\n

\u9644\uff1a\u8fdb\u5236\u5355\u4f4d\u5168\u79f0\u53ca\u8bd1\u97f3 yotta, [\u5c27]\u5b83, Y. 10^21, zetta, [\u6cfd]\u5b83, Z. 10^18, exa, [\u827e]\u53ef\u8428, E. 10^15, peta, [\u62cd]\u5b83, P. 10^12, tera, [\u592a]\u62c9, T. 10^9, giga, [\u5409]\u5496, G. 10^6, mega, [\u5146]\uff0cM. 10^3<\/p>\n","protected":false},"excerpt":{"rendered":"

K\u662f\u5343 M\u662f\u5146 G\u662f\u5409\u5496 T\u662f\u592a\u62c9 \u8ba1\u7b97\u673a\u5bb9\u91cf\u5206\u4e3aYB.ZB.EB.PB.TB.GB.MB.KB.Byte\u3002 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[3],"tags":[66,94,109,173,188,215,262,345,347,548,992],"_links":{"self":[{"href":"http:\/\/www.aiti123.com\/index.php?rest_route=\/wp\/v2\/posts\/1433"}],"collection":[{"href":"http:\/\/www.aiti123.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.aiti123.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.aiti123.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.aiti123.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1433"}],"version-history":[{"count":0,"href":"http:\/\/www.aiti123.com\/index.php?rest_route=\/wp\/v2\/posts\/1433\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.aiti123.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1433"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.aiti123.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1433"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.aiti123.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1433"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}