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鍏寵仈錛圓ssociation錛?br />
鍏寵仈鍜岃仛鍚堢殑鍖哄埆綰補鏄蹇典笂鐨勶紝鑰屼笖涓ユ牸鍙嶆槧鍦ㄨ涔変笂銆傝仛鍚堣繕鏆楃ず鐫瀹炰緥鍥句腑涓嶅瓨鍦ㄥ洖璺傛崲璦涔嬶紝鍙兘鏄竴縐嶅崟鍚戝叧緋匯?/p>
鍚堟垚錛圕omposition錛?br />
瀹炵幇錛圧ealization錛?br />
杞嚜:http://blog.csdn.net/kingofbirdzjy/article/details/1967871
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AND鏂規硶錛?鍜?錛? 0鍜?錛? 1鍜?錛? 濡傦細And 192.168.0.1錛?55.255.255.0錛屽厛杞崲涓轟簩榪涘埗錛岀劧鍚嶢ND姣忎竴浣? IP 11000000.10101000.00000000.00000001 瀛愮綉鎺╃爜 11111111.11111111.11111111.00000000 寰楀嚭AND緇撴灉 11000000.10101000.00000000.00000000 杞崲涓哄崄榪涘埗192.168.0.0錛岃繖灝辨槸緗戠粶鏍囪瘑錛? 鍐嶅皢瀛愮綉鎺╃爜鍙嶅彇錛屼篃灝辨槸00000000.00000000.00000000.11111111錛屼笌IP AND 寰楀嚭緇撴灉00000000.00000000.00000000.00000001錛岃漿鎹負10榪涘埗錛屽嵆0.0.0.1錛? 榪?.0.0.1灝辨槸涓繪満鏍囪瘑銆傝鎯沖湪鍚屼竴緗戞錛屽繀闇鍋氬埌緗戠粶鏍囪瘑涓鏍楓? 鎴戜滑鍐嶆潵鐪嬬湅榪欎釜鏀逛負榛樿瀛愮綉鎺╃爜鐨凚綾籌P 濡侷P錛?88.188.0.111錛?88.188.5.222錛屽瓙緗戞帺鐮侀兘璁句負255.255.254.0錛屽湪鍚屼竴緗戞鍚楋紵 鍏堝皢榪欎簺杞崲鎴愪簩榪涘埗 188.188.0.111 10111100.10111100.00000000.01101111 188.188.5.222 10111100.10111100.00000101.11011010 255.255.254.0 11111111.11111111.11111110.00000000 鍒嗗埆AND錛屽緱 10111100.10111100.00000000.00000000 10111100.10111100.00000100.00000000 緗戠粶鏍囪瘑涓嶄竴鏍鳳紝鍗充笉鍦ㄥ悓涓緗戞銆? 鍒ゆ柇鏄笉鏄湪鍚屼竴緗戞錛屼綘浼氫簡鍚э紝涓嬮潰錛屾垜浠潵鐐瑰疄闄呯殑銆? 涓涓叕鍙告湁530鍙扮數鑴戯紝緇勬垚涓涓絳夊眬鍩熺綉錛屽瓙緗戞帺鐮佸拰IP璁懼灝戞渶鍚堥傦紵 瀛愮綉鎺╃爜涓嶈浜嗭紝鍓嶉潰綆楀嚭緇撴灉鏉ヤ簡11111111.11111111.11111100.00000000錛屼篃灝辨槸255.255.252.0 鎴戜滑鐜板湪瑕佺‘瀹氱殑鏄疘P濡備綍鍒嗛厤錛岄鍏堬紝閫変竴涓狟綾籌P孌碉紝榪欓噷灝遍?88.188.x.x鍚? 榪欐牱錛孖P鐨勫墠涓ゆ紜畾鐨勶紝鍏抽敭鏄紜畾絎笁孌碉紝鍙緗戠粶鏍囪瘑鐩稿悓灝卞彲浠ヤ簡銆傛垜浠厛鏉ョ‘瀹氱綉緇滃彿銆傦紙鎴戜滑鎶婂瓙緗戞帺鐮佷腑鐨?鍜孖P涓殑?瀵瑰氨璧鋒潵錛?鍜?瀵瑰簲璧鋒潵錛屽涓嬶細錛?
255.255.252.0 11111111.11111111.11111100.00000000
188.188.x.x 10111100.10111100.??????**.********
緗戠粶鏍囪瘑 10111100.10111100.??????00.00000000 鐢辨鍙煡錛?澶勯殢渚垮~錛堝彧鑳界敤0鍜?濉紝涓嶄竴瀹氬叏鏄?鍜?錛夛紝鎴戜滑灝辯敤鍏ㄥ~0鍚э紝*澶勯殢渚匡紝榪欐牱鍛紝鎴戜滑鐨処P灝辨槸 10111100.10111100.000000**.********錛屼竴鍏辨湁530鍙扮數鑴戯紝IP鐨勬渶鍚庝竴孌?锝?54鍙互鍒嗙粰254鍙拌綆楁満錛?30/254錛?.086錛岄噰鐢ㄨ繘1娉曪紝寰楁暣鏁?錛岃繖鏍鳳紝鎴戜滑紜畾浜咺P鐨勭涓夋瑕佸垎鎴愪笁涓笉鍚岀殑鏁板瓧錛屼篃灝辨槸璇達紝鎶?00000**涓殑**濉笁嬈℃暟瀛楋紝鍙兘濉?鍜?錛岃屼笖姣忔鐨勬暟瀛楅兘涓嶄竴鏍鳳紝鑷充簬濉粈涔堬紝灝遍殢鎴戜滑渚夸簡錛屽00000001錛?0000010錛?0000011錛岃漿鎹㈡垚浜岃繘鍒訛紝鍒嗗埆鏄?錛?錛?錛岃繖鏍鳳紝絎笁孌典篃紜畾浜嗭紝榪欐牱錛屽氨鍙互鎶奍P鍒嗘垚188.188.1.y錛?88.188.2.y錛?88.188.3.y錛寉澶勯殢渚垮~錛屽彧瑕佸湪1锝?54鑼冨洿涔嬪唴錛屽茍涓旇繖530鍙扮數鑴戞瘡鍙板拰姣忓彴鐨処P涓嶄竴鏍鳳紝灝卞彲浠ヤ簡銆?
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鍘熺爜鍜屽弽鐮侊紝琛ョ爜閮芥槸涓鏍風殑錛岄兘鏄鏁版湰韜?/span>
(2)璐熸暟
鍘熺爜鏄鍙蜂綅涓?,鏁板奸儴鍒嗗彇X緇濆鍊肩殑浜岃繘鍒躲?/span>
鍙嶇爜鏄鍙蜂綅涓?,鍏跺畠浣嶆槸鍘熺爜鍙栧弽銆?/span>
琛ョ爜鏄鍙蜂綅涓?,鍏跺畠浣嶆槸鍘熺爜鍙栧弽錛屾湭浣嶅姞1銆?/span>涔熷氨鏄錛岃礋鏁扮殑琛ョ爜鏄叾鍙嶇爜鏈綅鍔?銆?/span>
姝h礋0閮戒負0 000.
(3) 縐葷爜
灝辨槸灝嗙鍙蜂綅鍙栧弽鐨勮ˉ鐮?鏃犺姝f暟鍜岃礋鏁?0闄ゅ,0鐨勮ˉ鐮佸拰縐葷爜鐩稿悓.
涔熷彲浠ョ悊瑙f垚:涓嶇畻絎﹀彿浣嶅,鏈楂樻暟鎹綅鐨勮繘浣?鏈楂樻暟鎹綅涓?,絎﹀彿浣嶄負0;涓?,絎﹀彿浣嶄負1.
渚?
鍘熺爜 鍙嶇爜 琛ョ爜 縐葷爜
+0 0 000 0 000 0 000 1 000
-0 1 000 1 111 0 000 0 000
1011 鍘熺爜錛?1011 鍙嶇爜錛?1011 //姝f暟鏃訛紝鍙嶇爜錛濆師鐮?琛ョ爜錛?1011 //姝f暟鏃訛紝琛ョ爜錛濆師鐮?縐葷爜錛?1011 //鍘熸暟+10000 錛?011 鍘熺爜錛?1011 鍙嶇爜錛?0100 //璐熸暟鏃訛紝鍙嶇爜涓哄師鐮佸彇鍙?琛ョ爜錛?0101 //璐熸暟鏃訛紝琛ョ爜涓哄師鐮佸彇鍙嶏紜1 縐葷爜錛?0101 //鍘熸暟+10000 0錛?101 鍘熺爜錛?.1101 鍙嶇爜錛?.1101 //姝f暟鏃訛紝鍙嶇爜錛濆師鐮?琛ョ爜錛?.1101 //姝f暟鏃訛紝琛ョ爜錛濆師鐮?縐葷爜錛?.1101 //鍘熸暟+1 錛?錛?101 鍘熺爜錛?.1101 鍙嶇爜錛?.0010 //璐熸暟鏃訛紝鍙嶇爜涓哄師鐮佸彇鍙?琛ョ爜錛?.0011 //璐熸暟鏃訛紝琛ョ爜涓哄師鐮佸彇鍙嶏紜1 縐葷爜錛?.0010 //鍘熸暟+1
闈炴牸寮忓寲瀹歸噺 = 浣嶅瘑搴?#215;鍐呭渾鍛ㄩ暱×姣忛潰紓侀亾鏁?#215;璁板綍闈㈡暟
鏍煎紡鍖栧閲? = 鎵囧尯澶у皬×姣忕閬撴墖鍖烘暟×姣忛潰紓侀亾鏁?#215;璁板綍闈㈡暟
鏁版嵁浼犺緭鐜? = 鎵囧尯澶у皬×姣忕閬撴墖鍖烘暟×杞?
璁$畻瀹歸噺鏃?鍗曚綅搴旂粺涓.CM鎹㈡垚MM;MB鎹㈡垚KB; 浣嶈漿鎹㈡垚瀛楄妭=闄や互8.
(1)鍗曡褰曢潰紓侀亾鏁?紓侀亾瀵嗗害×(鐩橀潰澶栧崐寰?鐩橀潰鍐呭崐寰?
(2)闈炴牸寮忓寲瀹歸噺= 璁板綍浣嶅瘑搴?/span>×鍐呭渾鍛ㄩ暱×鍗曡褰曢潰紓侀亾鏁?/span>×璁板綍闈㈡暟
鎬葷閬撴暟= 鍗曡褰曢潰紓侀亾鏁?/span>×璁板綍闈㈡暟
鍐呭渾鍛ㄩ暱=3.14*鍐呭渾鐩村緞=2×鍦嗗懆鐜?/a>×鍗婂緞 = 鍦嗗懆鐜?/span>×鐩村緞
(3)鏍煎紡鍖栧閲?璁板綍闈㈡暟×鍗曡褰曢潰紓侀亾鏁?/span>×姣忎釜紓侀亾鎵囧尯鏁?/span>×鎵囧尯瀛楄妭鏁?/span>
(4)涓涓閬撳瓨鍌ㄧ殑瀛楄妭鏁?紓佺洏鎵囧尯鏁?/span>×鎵囧尯瀛楄妭
(5)鏁版嵁浼犺緭鐜?姣忕閬撴墖鍖烘暟×鎵囧尯澶у皬×杞?/span>
(6)騫沖潎絳夊緟鏃墮棿=紓佺洏杞熸椂闂寸殑涓鍗?/span>
騫沖潎瀛樺彇鏃墮棿鏄弽搴旂鐩樻暟鎹搷浣滈熷害鐨勬寚鏍囷紝鍗曚綅鏄縐掞紙ms錛夛紝浠栧寘鎷?涓椂闂存錛氬鉤鍧囧閬撴椂闂達紝騫沖潎瀹氫綅鏃墮棿錛岃漿鍔ㄥ歡榪燂紝鍏朵腑鍚庨潰涓や釜緇熺О涓虹瓑寰呮椂闂淬?/span>
涓句緥錛?br />鍋囪涓涓湁3涓洏鐗囩殑紜洏錛屽叡鏈?涓褰曢潰錛岃漿閫熶負7200/鍒嗛挓錛岀洏闈㈡湁鏁堣褰曞尯鍩熺殑澶栫洿寰勪負30CM錛屽唴鐩村緞涓?0CM錛岃褰曚綅瀵嗗害涓?50浣?MM錛岀閬撳瘑搴︿負8閬?mm錛屾瘡涓閬撳垎16鎵囧尯錛屾瘡鎵囧尯512瀛楄妭銆?/font>
鎬葷閬撴暟錛欳t=紓佺洏闈㈡暟*(澶栫洿寰?鍐呯洿寰?/2*紓侀亾瀵嗗害=4*(30-10)*10/2*8=3200
闈炴牸寮忓寲瀹歸噺錛欳uf=鎬葷閬撴暟*鍐呭緞紓侀亾鍛ㄩ暱*浣嶅瘑搴?3200*(3.14*10*10)*(250/8)瀛楄妭=29.95M
鏍煎紡鍖栧閲忥細Cf=鎬葷閬撴暟×姣忔墖鍖烘暟×姣忔墖鍖哄瓧鑺傛暟=4*=25M
騫沖潎鏁版嵁浼犺緭閫熺巼錛欳g錛濇瘡紓侀亾鎵囧尯鏁?6×姣忔墖鍖哄瓧鑺傛暟512KB×杞?7200/60S)=983040=960KB/S
銆銆緋葷粺鍙潬鎬ц綆楁槸杞歡璁捐甯堣冭瘯鐨勪竴涓噸鐐癸紝榪戜簺騫村嚑涔庢瘡嬈¤冭瘯閮戒細鑰冨埌錛屼絾榪欎釜鐭ヨ瘑鐐圭殑闅懼害涓嶉珮錛屼簡瑙e熀鏈殑榪愮畻鍏紡錛屽嵆鍙交鏉懼簲瀵廣?/p>
銆銆鍙潬鎬ц綆椾富瑕佹秹鍙婁笁縐嶇郴緇燂紝鍗充覆鑱旂郴緇熴佸茍鑱旂郴緇熷拰鍐椾綑緋葷粺錛屽叾涓覆鑱旂郴緇熷拰騫惰仈緋葷粺鐨勫彲闈犳ц綆楅兘闈炲父綆鍗曪紝鍙浜嗚В鍏舵蹇碉紝鍏紡寰堝鏄撹浣忋傚啑浣欑郴緇熻澶嶆潅涓浜涖傚湪瀹為檯鐨勮冭瘯褰撲腑錛岃冨緱鏈澶氱殑灝辨槸涓插茍娣峰悎緋葷粺鐨勫彲闈犳ц綆椼傛墍浠ヨ姹傛垜浠涓茶仈緋葷粺涓庡茍鑱旂郴緇熺殑鐗圭偣鏈夊熀鏈殑浜嗚В錛屽鍏惰綆楀叕寮忚兘鐞嗚В銆佽繍鐢ㄣ備笅闈㈠皢瀵硅繖浜涜綆楃殑鍘熺悊鍙婂叕寮忚繘琛岃緇嗙殑璇存槑銆?/p>
銆銆涓茶仈緋葷粺
銆銆鍋囪涓涓郴緇熺敱n涓瓙緋葷粺緇勬垚錛屽綋涓斾粎褰撴墍鏈夌殑瀛愮郴緇熼兘鑳芥甯稿伐浣滄椂錛岀郴緇熸墠鑳芥甯稿伐浣滐紝榪欑緋葷粺縐頒負涓茶仈緋葷粺錛屽鍥?鎵紺恒傘
銆銆璁劇郴緇熷悇涓瓙緋葷粺鐨勫彲闈犳у垎鍒敤R1錛孯2錛?#8230;…錛孯n琛ㄧず錛屽垯緋葷粺鐨勫彲闈犳=R1×R2×…×Rn 銆?/p>
銆銆濡傛灉緋葷粺鐨勫悇涓瓙緋葷粺鐨勫け鏁堢巼鍒嗗埆鐢?#955;1錛?#955;2錛?#8230;…錛?#955;n鏉ヨ〃紺猴紝鍒欑郴緇熺殑澶辨晥鐜?#955;=λ1×λ2×…×λn 銆?/p>
銆銆騫惰仈緋葷粺
銆銆鍋囧涓涓郴緇熺敱n涓瓙緋葷粺緇勬垚錛屽彧瑕佹湁涓涓瓙緋葷粺鑳藉姝e父宸ヤ綔錛岀郴緇熷氨鑳芥甯稿伐浣滐紝濡傚浘2鎵紺恒?/p>
銆銆璁劇郴緇熷悇涓瓙緋葷粺鐨勫彲闈犳у垎鍒敤R1錛孯2錛?#8230;…錛孯n琛ㄧず錛屽垯緋葷粺鐨勫彲闈犳=1錛嶏紙1錛峈1錛?#215;錛?錛峈2錛?#215;…×錛?錛峈n錛?銆?/p>
銆銆鍋囧鎵鏈夊瓙緋葷粺鐨勫け鏁堢巼鍧囦負λ錛屽垯緋葷粺鐨勫け鏁堢巼涓?#956;錛?/p>
銆銆鍦ㄥ茍鑱旂郴緇熶腑鍙湁涓涓瓙緋葷粺鏄湡姝i渶瑕佺殑錛屽叾浣檔-1涓瓙緋葷粺閮借縐頒負鍐椾綑瀛愮郴緇熴傝緋葷粺闅忕潃鍐椾綑瀛愮郴緇熸暟閲忕殑澧炲姞錛屽叾騫沖潎鏃犳晠闅滄椂闂翠篃浼氬鍔犮?/p>
銆銆涓插茍娣峰悎緋葷粺
銆銆涓插茍娣峰悎緋葷粺瀹為檯涓婂氨鏄涓茶仈緋葷粺涓庡茍鑱旂郴緇熺殑緇煎悎搴旂敤銆傛垜浠湪姝や互瀹炰緥璇存槑涓插茍娣峰悎緋葷粺鐨勫彲闈犳у浣曡綆椼?/p>
銆銆渚?錛?/p>
銆銆鏌愬ぇ鍨嬭蔣浠剁郴緇熸寜鍔熻兘鍙垝鍒嗕負2孌礟1鍜孭2銆備負鎻愰珮緋葷粺鍙潬鎬э紝杞歡搴旂敤鍗曚綅璁捐浜嗗涓嬪浘緇欏嚭鐨勮蔣浠跺啑浣欏閿欑粨鏋勶紝鍏朵腑P1鍜孭2鍧囨湁涓涓笌鍏跺畬鍏ㄧ浉鍚岀殑鍐椾綑澶囦喚銆傝嫢P1鐨勫彲闈犲害涓?.9錛孭2鐨勫彲闈犲害涓?.9錛屽垯鏁翠釜緋葷粺鐨勫彲闈犲害鏄?銆?/p>
銆銆A. 0.6561
銆銆B. 0.81
銆銆C. 0.9801
銆銆D. 0.9
銆銆璇曢鍒嗘瀽
銆銆褰撶郴緇熼噰鐢ㄤ覆鑱旀柟寮忔椂錛屽叾鍙潬搴鍙敱鍏紡R=R1R2…Rn姹傚緱銆傚綋緋葷粺閲囩敤騫惰仈鏂瑰紡鏃訛紝鍏跺彲闈犲害R鍙敱鍏紡R=1-錛?-R1錛?(1-R2)…(1-Rn)姹傚緱銆傝繖涓郴緇熸葷殑鏉ヨ鏄覆鑱?浣嗗垎鎴愪袱涓茍鑱旈儴鍒嗐傜涓閮ㄥ垎鐨勫彲闈犲害涓猴細R1=1-(1-0.9)*(1-0.9)=0.99錛涚浜岄儴鍒嗙殑鍙潬搴︿篃涓猴細R2=0.99錛涙墍浠ユ暣涓郴緇熺殑鍙潬搴︿負錛歊=R1*R2=0.9801 錛孋絳旀銆?/p>
銆銆璇曢絳旀
銆銆C
銆銆涓婇潰鐨勪緥棰樻槸灞炰簬甯歌褰㈠紡鐨勫彲闈犳ц綆楅錛屽鏋滄妸榪欑璇曢鍐嶆嫧楂樹竴涓眰嬈★紝鍙互銆?/p>
銆銆渚?錛?/p>
銆銆1鍙版湇鍔″櫒銆?鍙板鎴鋒満鍜?鍙版墦鍗版満鏋勬垚浜嗕竴涓眬鍩熺綉錛堝鍥?鎵紺猴級銆傚湪璇ョ郴緇熶腑錛屾湇鍔″櫒鏍規嵁鏌愬彴瀹㈡埛鏈虹殑璇鋒眰錛屾暟鎹湪涓鍙版墦鍗版満涓婅緭鍑恒傝鏈嶅姟鍣ㄣ佸悇瀹㈡埛鏈哄強鍚勬墦鍗版満鐨勫彲闈犲害鍒嗗埆涓篴銆乥銆乧錛屽垯璇ョ郴緇熺殑鍙潬搴︿負 銆?/p>
銆銆A錛巃b3c3
銆銆B錛巃(1-b3)(1-c2)
銆銆C錛巃(1-b)3(l-c)2
銆銆D錛巃(1-(1-b)3)(1-(l-c)2)
銆銆渚嬮鍒嗘瀽
銆銆鍦ㄨ瘯棰樼粰鍑虹殑緋葷粺涓紝瀹㈡埛鏈轟箣闂存槸騫惰仈鐨勶紙浠諱綍涓鍙板鎴鋒満鍑虹幇鏁呴殰錛屽鍏朵粬瀹㈡埛鏈烘病鏈夊獎鍝嶏級錛屽悓鐞嗭紝鎵撳嵃鏈轟箣闂存槸涔熷茍鑱斿叧緋匯傜劧鍚庯紝瀹㈡埛鏈恒佹湇鍔″櫒銆佹墦鍗版満涔嬮棿鍐嶇粍鎴愪竴涓覆鑱斿叧緋匯傚洜姝わ紝鎴戜滑鍙互鎶婅緋葷粺綆鍖栦負錛?/p>
銆銆宸茬煡鏈嶅姟鍣ㄣ佸悇瀹㈡埛鏈哄強鍚勬墦鍗版満鐨勫彲鐢ㄦу垎鍒負a銆乥銆乧錛屽洜姝ゆ暣涓郴緇熺殑鍙敤鎬т負錛歊=錛?-錛?-b錛?sup>3錛塧錛?-錛?-c錛?sup>2錛?a錛?-錛?-b錛?sup>3錛夛紙1-錛?-c錛?sup>2錛?br />
銆銆渚嬮絳旀D
銆銆4錛庢ā鍐椾綑緋葷粺
銆銆m妯″啑浣欑郴緇熺敱m涓紙m=2n+1涓哄鏁幫級鐩稿悓鐨勫瓙緋葷粺鍜屼竴涓〃鍐沖櫒緇勬垚錛岀粡榪囪〃鍐沖櫒琛ㄥ喅鍚庯紝m涓瓙緋葷粺涓崰澶氭暟鐩稿悓緇撴灉鐨勮緭鍑哄彲浣滀負緋葷粺鐨勮緭鍑猴紝濡傚浘5鎵紺恒?/p>