xƮI(y)3ƪ
ڬF(xin)ʹõlԽԽ҂ڌĕrҪע߉ĺԡڌ֮ǰȅСČƮI(y)3ƪϣ܉ҡ
ƮI(y) ƪ1
҂@WڵǰǮI(y)rg֮ǰ҂քeMJRaʩc팍Ӗ@ǮI(y)҂ҕ@Ό@҂УgһЌWУMČ҂I(y)һ֞˽MҾڵڰ˽MкώIώfĹؿԼͬWĽBڽ||^(q)l(wi)----CϘǵһf칤όgҽώ(lin)ϵÿܶл؈MչĵώğĵPĺָ£҂gWSnϛ]е֪RڌЮõط҂rָώڌ҂еի@ܴԺĹˈԌĻA
20xx228̖ȥ˹ҊĿܘ@oҰҵĹҵĹĿʩgTһf칤̣ǽ||^(q)t(y)ԺCϘǷĘǷӔ(sh)ǽ50ǰЛ]ИȦֻǘǰǬF(xin)Ļǰ@һcҺ@Ӡ50ǰOӋѽˬF(xin)ǰ̞ӹ̹̣ɽVҎ(gu)OӋ˾OӋɺŽ˾MʩO(jin)ǺϽ_̽OO(jin)˾MбO(jin)ʩ̵ĺͬڞ20xx31̖20xx91̖@Όfһܺõ呟֮ǰ߀]н|^f칤Һҕ@Ό
@ΌҵI(y)кܴĎ֮ǰҌ^uY^ܽYĸߌӡ^·@Όfӹ̸߀ǵһ@֪Rһܺõa䣬ҏЌW˺֪ܶRҌn֪R˸MһļҵԺ(chung)˸V韵Ŀg
ڌҽD͈Dһ_ʼݼӹ̵ʩһ[ͨ^ҵŬһںҾܿôһ䌍߀ǺܺεֻҪʩļ(ji)ˡ
F(xin)ڰڹ،W֪RεĔһ£
uYӹ̷飺
ĽYCl(f)ӹ̿Է֞pСüӹ̷Yӹ̷Ͷӹ̷pСҪͨ^YڻӴY팍F(xin)һ㑪ڴĿӹ̣Yļӹ̷wܵ䓽䓽W(wng)ˮɰ{Ӽӹ̷YwԵĉ{ӹ̷OȦӹ̷Y䓽ӹ̷ͨ^OͿܵõOw@ЩʩڶӵĴuYУýӹǽöؿwϵһĵĿڏҵĵƉĺĵڶĿ֓m(x)ĵ_ɱCﰲȵȫڵ
ĽYӹ̷ρvӹʩҪӹ̷ȼӹ̷A剦ӹ̷ӹ̷һYϴuYČӔ(sh)bĽYҪڽӲͬ(sh)ĘȦԼCȦͿwf(xi)ͬU@Nһ㲻ռ҃ȽeסլסӰ^СӰ^ȼӹ̷ԭͬӹ̷ҲҪOȦUҪrԭЉwOwԭwȼӹ̷׃ͣһmڹeRֽA剦ӹ̷ڼӹԭЉwĻA߿ܣĿǰõ䓽W(wng)ˮɰ{Ӽӹ̷Ҫӹ̉wĆpO䓽W(wng)^̽Yȷ䓽W(wng)cǰwB
OȦ͘
1OȦ
1ӹ(j)(j)OӋҎ(gu)GB50011-20xx7.3.3lҎ(gu)≦ȿvÿӘw̎OȦșMÿӘw̎OȦ
2ӹ̷ȦډwӰ푽^ʹxډw(j)Ҏ(gu)7.3.4lҎ(gu)vС410Сڦ6@250߶ȲС120mm
ƤTƤg300mmҲϴuģ(sh)tȦ߶ȡ300mmϿҎ(gu)Ҫ
vȡ412ϿҎ(gu)Ҫ
Ҏ(gu)ȡ6@250wtÿ250mmډϴһ@ӼƉˉwwʩҲyüӴֱgķ乿12@600鱣CƤvλãډɂȼӦ6@300ĸ䓽ҊDһТ̖䓽
3ʩaɂȥĨҌȫL_ۣ30mm߶300mm;bÿ600mm¸һֱ30mm-50mmڴ^̖䓽cڷâ̖䓽̎ȥĨңup10-20mm;dâ̖v^̖c̖vͬrȂȢ̖䓽̖䓽λ13Ӳˮɰ{eâ̖vc۹̖ܽӺΣpLlw=120mmp߶hf=5mm;fɂ13Ӳˮɰ{ϵIJĨƽb֏
≦ȦȦ߶ͬȉȦʩr≦ȂȾ菴up10-20mmÿvʩͬȉȦ
4vM̎̎
ڙMϣcvȦvλ30-50mmMȦv^ˮƽLȞ30dcvȦv13Ӳˮɰ{
2O
(j)Ҏ(gu)GB50011-20xx7.3.2lСߴ240mm180mm,vС412,Сڦ6@250,a350180mm,v612,æ6@200
aycǣһcԭЉwĿɿBʹδ^ԭИǰ@cքeU
1cԭЉwBӡ
ڃ≦vM̎ݹս̲̎NIcYʹ¼Әcԭ≦γw
NIԭw_βȴСγһwڲۃȷ䓽C25ߏƽʯw120mm120mm180180mm180mm210䓽wظ߶ȷÿ1000mmһ
ͨ^ډϴ䓽c¼ӘĿvһڃ≦ÿ1000mm״12h(hun)䓽cvC25ߏƽʯ
2ǰ
鱣Cڸ߶ȷһw횴^һӘǰw£
һӘǰ̎vλژǰ@30AİԴוr_ÿ׃ȴ-14䓽¾¶550mmLȣúC30ӲƽעrMܳӯԭúcv픲^Әǰ
3ΪA²҃ȵ500mmҎ(gu)7.3.2-4l
_Twӽɰ{Ӽӹ
䓽ɰ{ӼӹwÆpӹ̣
1ˇҪ
ɰ{M10
䓽W(wng)ɰ{Ӻ35mm䓽ⱣoӺȲС10mm䓽W(wng)ƬcwĿ϶С5mm
䓽W(wng)䓽ֱ6W(wng)ߴ猍ĉ300*300mmն200*200mm
Ӳæ6L^pæ6SδL^g600mmSδg900mm÷β
䓽W(wng)ęM䓽Tڕrӹˌ䓽봰^pӹˌɂ䓽ڶ]ϡ
2ʩ
ԭb菳@ײˮ_ˢO䓽W(wng)O^ˮ桪Ĩˮɰ{B(yng)o
3ʩҪc
ԭ港gؕrɢ13ˮɰ{ĨԭɄӵĹpɰ{
@˳^λ@@סֱS^2mm^ֱ˞^ֱ2˞100mm^ˮɰ{
O䓽W(wng)rQ䓽
Ĩˮɰ{ǰډˣˮ{һٷĨÿӺȲ^15mm
ӑˮB(yng)o
ԭдļӹ
ļӹݵļӹһҪһh(hun)(ji)
ʩ
Ҫʂ֧ڴÿ20ͳߞ180Ȟ80ֵĿն֧ܵijߴL鉦p50Ȟ80֡ߞ180ǰ֧ܷ뉦նУ֧ǿĵԾoǰ䓽Mȥ֧ģͿԝע'^һǝעĻ@Ǵļӹ̵ķ
ĕrg^ĺܿѽһDһµĕrg^ȥ@ΌҌW˺֪ܶRի@ܴĵwܶ
Ҷ҂Wĕr̫һ҂ֻͣڽʩ҂ҪMWc֪R@εfӹ̹̌ҌW˲һӵ֪RҌ@֪R˳˽ʹԺ@ĹںݽһuYķӺ͌һϷMмӹǃɂͬʩˇһ_ʼ߀Ԟ@ܺǴuYĕr֪ǘӣS֪Rͼ(ji)҂]Ҋ^Ҫ҂ȥWյġ@εČ@Ŀհҕúӛס@Ό҂ҪW߀кܶ࣬ˇ҂ҪúÌWԼ֪R䌍ԺҵĹˈԌĻA
ΣڽMի@ܴǰĎ״Όֻcʩ߀ā]ЅcMУ@εČĿʩgTʩҵĵλҪÿܵĿֻҺĿ҂ɂȥڹҪʩṩgָͽMʩʩMһ_ʼҲȥʩڌWУmȻ_O@TnM빤غͳF(xin)}һϵеʩM˽⡣焂_ʼҲ˽ڎָͨ^ʩMOӋx˽Ҏ(gu)tǝuMʽĭh(hun)h(hun)˳@һҎ(gu)tJąĿl(f)ÿһʩMָҔMʩָ^H팍`@һҎ(gu)tܿ챻@ΌҜʂʩMָh]б̎ʩɼ{fҵָhڹMȵЧʺ|_˳̶ϣֻҕ|ҕʩM]ȫMȺ|ҪR^Mӏ呟͌W@߀дߡ^@ΌҌʩM˺ܺõգ@ԺõȥcMˈԌĻA
⣬߀WôȥYڎYφTYϵ^УҌWôȥYʲôrʲôӵYʲô˺ֵ@ΌҌWȥYϣҰl(f)F(xin)Yһܲ@Щǰ]н|^ġ
ڹό@һҸ|һcǰȫ}ڹĿһTԼҪܺõĎ^鹤صİȫ}ǺҪ҂MаȫڹؿYһЩȫ}һM빤ر횱o^f횴ȫñڶͬҪo_ڹײȵ_ּߵĕrһҪעⲻҪȿЕrz]Ƭ̶ׄ@һcҲǽ_ּϹĹ˂ģע߿Չeͬһֱ涼ڹĕr@һcڰȫҲǶһעǹеİȫ늣ڹ҂һҪעⰲȫҪcྀe߀оDzҪyӺ́y늾lһҪעⰲbֹܵ늾ڹһҪΣUĵطʾ@һcö؞ʡXͲ䌍@cҲҪ鹤ص܇ľ@cɺҕ
҂ҪI(y)ˣ@Ҳ҂ĮI(y)҂һΌ҂֮ǰҲ^ܶεČ䌍J錍҂һܺõęCJڌWУWĶՓ֪R߀]`һgҪܸߵČI(y)ǙzWˮƽÉĵһ^̡ڌ҂ܰl(f)F(xin)ܶĆ}ͨ^l(f)F(xin)}ͽQ}^̣һܺõČW^@҂܌W֪Rͼ֪R҂ĮI(y)rg̫ϣWУԺ܌҂I(y)ŮI(y)ĕrgL
ƮI(y) ƪ2
һĿ
1ͨ^،ʹҌг˽⣬ʹXľCόWĽOӋcϡYȌI(y)֪RUI(y)֪R
2ͨ^`˽һ̵ČH\ԼOӋI(y)ˆTеá
3Փ(lin)ϵHڌ`˽͌Wе¼gO²ϵđ
4˽⽨ʩ^еwʩ≦b
λλB
127ͨ^HݽBM˺d˾˲ֹ˾,ڽһӷ,11+1,ȥĕrܿՌ.Ŀǰڹ˾ʩT
ݼ^
Ҷİ@ʮČWļYĕr20xx127˺d˾˲ֹ˾_ʼҵČȫzҸWw˼ȶR(zhn)һKԇʯzܷWãWՓ֪R\õ`ȥ@PϵҌܷ@C(zhn)ҲҽĵPIҝMѶ־ٷְٵͶ뵽֮ڌ^ի@MM@
|ĺÉȌYİȫҲYrкܴӰʩ҂회ʩ|ҕ
һ . I(y)ʂ䣺
ǰģȵsP䓽ϵɃz䓽ˮ|KǷ|
ʹľģrˮʹģģ߿ڸˮƽsٷ]
. F(xin)裺
ڷֹƷŕrϵđʩŵĬF(xin)ƣԭϺϱȑcƷŵıһ
1 (j)ϱȴ_ÿPۣN܇vքe̶ˮɰʯQ˜ʡϺˮʑy
r{ϱˮ_ˮʴ_Ҫ^Q
2 bһbʯbˮbɰӓϕrcˮһ蓽ӄpˮ珊ȣr
۠(j)ÿPAӹbСbȣϴˣÕrcּͬr룻ҺÿPcˮͬr딇C
3 rg`̕rg(j)ʩҎ(gu)Ҫ_ӄrrgmL
4 _ʼrʩλܼgTLMPˆTP̮ԵMb
zǷϱ֪ͨҪ{MД衣
. Ʒŵ|zҪ
1. ܇վǰÿ܇횽|zTzԺϸܺC̮ȳzÿ܇һ܇ؙzÿһϱÿ첻СһΡ
2. F(xin)ȡӕrԔ܇ж1/43/4ǰĻȡӡԇB(yng)oɹpͬCJɡ
3. ܇жǰóF(xin)xͳF(xin)
F(xin)ûʩ
1. ͻǰȰу϶ˮĹܵó_坍ܵĿȻ϶ȼcϱͬˮɰ{12ˮɰ{ܵ_ʼͻ
2. Bm(x)I(y)r轵ͱٶ͕rДr費ֹͣ~Ƭr跴DDDһrgD^m(x)͡
3. ;ͣЪrg^20ܵ^Lrÿ5_һСܵ^̕rɲÿ5D23гʹ܃ȻֹˮxLrgͣã^45犣ظ̮Сrˌıúݔ
4. hڝu
5. ڸߜؼ(ji)ͣÝݴwܵMнԽģضȡ
. һҪ
1. ԵɃA߶Ȳó^2糬^2וr횲ȡʩ
2. QYr睲߶ȳ^3וrôͲۻģ_TӶڣ
3. rֶηMÿӲ߶ȑ(j)Yc䓽ܛQһӸ߶ȞʽòLȵ1.25^500mmƽķӺȞ200mm
4. ʹòʽcҪcƄMz©ƄgӰð돽1.5һ300~400mmvһӕrӻ50mmɌgĽӿpƽƄgܱCƽ帲w߅
5. Bm(x)MgЪrgMsǰӻ֮ǰΌӻꮅgЪLrgˮƷNl_һ 㳬^2Сrʩp̎
6. rɌ˽^ģ䓽AAПoλ׃λrl(f)F(xin)}ಢѝĻǰꮅ
.
1. ǰcӻY̎ڵϾ50mmcϱͬˮɰ{ɰ{FPģ϶ֱӵģȡ
2. ӝvÿӝȿ500mmҡcɢѭh(hun)MBm(x)MСӰ|䓽AvҪSrôģ
3. 3ֱ֮»ҝ^3וrȡʩôͰģ_TӶbб۷ֶΝÿθ߶Ȳó^2MÿλTӶģ]ù
4. ӻһΝꮅʩproǰ呪ñwrꮅͣЪ1~15Hʹ@ó^m(x)
5. ꮅSrĴ䓽λ
6. ӝÿӺȲó^300mm
.
1. Θǰ呪ͬrȝ(j)߷ӝAΣ_ǰλÕrcĻһSAβ죬Bm(x)ǰM
2. (ji)c䓽^ܕr̎rСʯͬȵȼĻСֱӰv
3. ǰ坲̓䁺ȑԴڰƽֱvעⲻƄӘ־ԿƻvꮅùγϰĨƽ
4. ʩpOãǰʩpڴ1/3ȣʩp摪cS洹ֱʩfƽڰĶ߅κλ
aʩpľ䓽zW(wng)
bʩp̎^m(x)ǰʩp摪ëˮౡĤʯˮ_ϴɃųeˮȝһˮ{ɷͬˮɰ{Ȼ^m(x)
. B(yng)o
1. ꮅ12СrԃȼԸwˮB(yng)o
2. ˮB(yng)oڣþӄп?ji)BҪĻС14ŏ_1.2Mpa֮ǰϲȻʩӡģB(yng)o2ģסˮB(yng)oԴ_Y汣֝B(ti)ÿ՝ˮΔ(sh)ֻܱ̎ĝ
. ԇ
cҎ(gu)ҪSCȡÿͿ?ji)Bԇԇ
ʮ.|z
շֳպͬF(xin)Yģ^|MгգȈɺęz
1.Ȅ֙zհʩˮ΄֙zǰcO(jin)λһ֙z_z(sh)
2.gCYϣλṩYϱ֪ͨϸCȻAӋ
2.ʩF(xin)YϣF(xin)B(yng)ԇKȈ漰Ƚy(tng)Ӌuӛ?ji)Bԇ棻ʩӛʩp[AzӛA\ݔΣB(yng)o؟οz|ӛ
3.^|Y^Їȱݲr̎M̎ ʩ^гҊ|ֹͨʩ£
1. C
(1)aԭ:v©ģp϶^ˮ{ʧ䓽^ܻʯ^
(2)Aʩ:Ҏ(gu)ʹúƄv;ͣЪٝvrfӿpҪСvģ尲bǰģ漰ģƴp̎{ʹӿpܣӿpȳ^2.5mm ȡʩ^ܕrxʯ
2.
(1)aԭ:ģ治⻬ģ©Ϳx(2)Aʩ: ģ呪ƽ⻬bǰҪ{ɃMͿxvǰģҪˮ
3. ¶
(1)aԭ:oӉ|K䓽oNģv(2)Aʩ:䓽|KȼRF߶ҪOӋҎ(gu)ıoӺ|Kgm䓽ֱ^h |KgЩʹ䓽ؓ϶Ȝpʹv횴КȫųƄӡ
4.
(1)aԭ:䓽^ܵIJλס©(2)Aʩ: 䓽^ܵIJλ^ִsСvĺҎ(gu)ʹv
5. p϶A
(1)aԭ:ʩp]аҎ(gu)M͝{e^ݰ_(2)Aʩ:ǰ^ʩpݰ_Ȳλz飬sɰľм
6. ȱ
(1)aԭ:Ͷϲʴ_費F(xin)ֲȵģ^ģ巽
(2)Aʩ:ָ˱O(jin)ͶͶӋʴ_rgҪģڻܱC漰DzڲģܓpĕrܲrǑԱo
7. ײ
(1)aԭ:ģ¿ڿp϶©ˮ{ǰ]ȝ50mm ͬȵȼˮɰ{
(2)Aʩ:ģp϶ȳ^2.5mm ܣeҪֹȰ_ǰȝ50 ͬȵȼˮɰ{
8. Yc̎^ߴƫ^
(1)aԭ:^ģ儂ȲѰb^ģژnjģ尲bAΣȱ|ƺͱO(jin)
(2)Aʩ:bģǰȰb^ģ壬zߴֱҪSgģ
9. ǰƽȲ
(1)aԭ:δOF(xin)ȿcv]ϰγĨƽбˮλ]зϳߴģ߶λδ_K˺Ͳ
(2)Aʩ:ǰðcv摪ᳫʹϰγĨƽҪʹƽֱȷҪģ߶λ_1.2MPa Sڻϲ
10. ASλƣݿλ
(1)aԭ:ģ֧βΣ̶ʩrܵײ(2)Aʩ:Aģ֧ϵy(tng)ҪԳֿ]vݿוrҪMЏ;zrmrݿ߅ҪA˨Б䓼̶ܹ ҪrΝ
11. 治Ҏ(gu)tѿp
(1)aԭ:һˮB(yng)rˮl(f)^زտs]Ј(zh)PҎ(gu)
(2)Aʩ:KMˮB(yng)ߜػҪݴȸw֘^õĝrgմweʩPҎ(gu)
12. 䓽oӉ|K
(1)aԭ:|Kȵژ䓽Ǽܕr_^(2)Aʩ:|KďȲõژܵ䓽Õrě_˵䓽r|KБ䓽䓽z|KꮅˮB(yng)o ՄՄѿp} ѿpDzɱ^ѿpDZW|Qк̶ǿԿƵģк̶ȵĘ˜Ǹ(j)ʹ×lQĽY;ҪdҪʹҪSѿpȞ0.1mm(j)ԇcͻĽŌ0.2mmY̎ĭh(hun)oӺȝMOӋҪog|䓽ѿpȿɷŌ0.4mmڝ⼰О0.3mmںˮɝО0.15mm䓽혽ѿpк̶ȸ̎aѿpǰȫ濼]c֮PĸNӰмоaѿpԭѿpǷѽ(wn)̎ڰl(f)չ^ҪӋԓѿpl(f)չKB(ti) ѿpĬF(xin){飨ѿpͺ͌ȣПo©ˮ䓽PgaѿpĽ^l(f)rg^̣ʩӛ䛵ęz(j)@оz阋ďd{飻Իԇ䓽{飨䓽λ(sh)ПoPgػ{dԇԇѿp̎б̎䷨{ͽYa
1.̎ͿĨͱNa
ͿĨm÷ǝ{yԹļ\ѿpδ_䓽İl(f)zѿp©ˮĿpsѿpԼٻӵѿpNaĤˮƬmڴe©ˮCȻ״_w©ˮλ׃οpķB©
2.䷨
aֱѿpһÁa^ѿp0.3mmI(y)MõС0.3mm^\ѿpѿpгù{y_ЧѿpԼСҎ(gu)ģѿpĺ̎ɲȡ_ͲȻ̎
3.{
ôˑ÷Vļѿpѿpm̎Ч
4.Ya
daѿpѿpLrg̎팧µĻ;ԽɵѿpӰ푽YȿɲȡYaa^aAȻѿp̎Чęzaԇ@ȡԇˮԇԇ
ƮI(y) ƪ3
1Ŀ
I(y)Փc`YϵҪh(hun)(ji)ĿߌW;Cό`ߌWČWdȤߌWľ͘I(y)ûAʹW˽ӋCϢđìF(xin)l(f)չMһIWĻՓ˽ӋCϢgİl(f)չͬrҲB(yng)WՓ(lin)ϵHW֪RõHB(yng)Wl(f)F(xin)}}ͽQ}ĶߌWHͨ^wĿķՓ`Y얹̺Ͱl(f)չWՓ֪R_˼뷽ͻͨ^_cĿģ
1ӏ얹Փ֪Rl(f)F(xin)}\W֪R}ͽQ}
2呟ԼČmҹ
3˽⌍λӋCgđrrͰl(f)չǰ
4H텢cĿČHɹ˽ӋCI(y)ܛ_l(f)ľw
5ͨ^JR˽Լl(f)F(xin)ǰԼI(y)Ҏ(gu)
2λ
ڌWӋCƌWcgI(y)ҌĵĆλϺһܛ˾ ԓ˾һҌעڸ߶ITӖܛаl(f)ԃĸ¼gI(y)˾ijɆTɺWˆT́SybaseSunȇH˾YgˆTM̄յȷSČI(y)_l(f)Ӗ˾ȫ_չڵИI(y)иܛ˲Ӗ˲I(y)
˾I(y)գ ITӖADPS˲ӖĿJAVAܛ_l(f)Ӗ/I(y)Ҏ(gu)ӖBI(y)ӖĿI(y)͑_l(f)n/ܛ_l(f)/Ŀ
ܛṩܛ_l(f)պYԴա
аl(f)ԃṩI(y)`аl(f)ԃ
˾Ļ\I(y) C(chung)
3ݼ^
@Ό^҂ҪČ΄ǣAndroidƽ_\javaZԡJDBCgOracle(sh)(j)죬_l(f)һ֙CϵđܛӰUϵy(tng)
3.1Pg
Androidƽ_AndroidǻLinuxȺ˵IJϵy(tng)Google˾20xx115չ֙Cϵy(tng)ܛьӣsoftware stackܛBӣļܘҪ֞֡LinuxȺֻṩđܛtɸ˾_l(f)ֳJava
ORACLE(sh)(j)죺ORACLE ԸYԃZ(SQL)AĴPϵ(sh)(j)ͨv÷߉ZԲٿvҎ(gu)ɔ(sh)(j)ļϡĿǰеĿ͑/(CLIENT/SERVER)wϵYĔ(sh)(j)֮һ
JavaZԣJava ȡC++ĸ,(sh)(j)b, ă(yu)c,F(xin)˳ĺԺͱھSoķb ^ԵPʹaֻһξgȻ ͨ^ԷTֻҪͽ ڵOӋ͑Java ṩ˱һ㌦ͨ^^мʹøķ
Java ^PϵdžһķǶصһ ֻһĸһJava ṩ Object ^PϵͬһõĘΣ Object Object ʹõ
JDBCgJDBCһNڈ(zh)SQLZJavaAPIApplicationProgrammingInterfaceóOӋӿڣһЩJavaZԾͽMJDBC锵(sh)(j)쑪_l(f)ˆT(sh)(j)ǰ__l(f)ˆTṩһN˜ʵđóOӋӿʹ_l(f)ˆTüJavaZԾĔ(sh)(j)쑪ó ΄շNҪõPg҂֮ǰ]ЌW^҂C++ZԺSQL SERVER(sh)(j)ĻA@ЩgijЩͨԣ҂WҲ°빦
wʩ^
3.2ӰUϵy(tng)
֪Ra}õ˺ܺõıoһ㲻F(xin)IĆ}˳ȥӰԺӰ֮ؼȥ@NrӰĵ䁾ͱ^ࡣϢıOӋһϵy(tng)ӰI(y)ճˮ֮ͨ^͵䁽ͨ@I(y)Ϣ
1 ҪԓӰUӰıQTMember,ֻгɞԓĕT ԓӰY(Title)
2 ӰвڕُIһЩӰY(Title)ҫ@ˏԓӰYϵę ÿһӰƷжؐÿһݿؐQһƗlĿ(TitleCopy) 3 ͑ԭʼӰYϣTitleֻܱAҿͬrܶA (Reservation)͑UӰؐTitleCopy
4 κһ͑UϢRental횴nԱ㌢䁌͑UMu
ͨ^U꽛ԔՄ˽ԔĘI(y)յϢ
1 ÿһT횱ӛ䛵ϢT̖Id,ЕTľ̖Ψһ Name, QTJoin_date,ԼҪӛ䛵ϢסլַAddress, ڳcity, סլԒphone.
2 ӰƷ(Title)횱ӛ䛵Ϣ̖IdӰƷľ̖Ҳ
Ψһģ}TitleӰƬfDescriptionrPriceϢ ratingNcategory, l(f)release_date.
3 ÿһӰؐTitleCopyиԵľ̖IdͬһӰɿ̖ؐ
ͬDzͬӰؐľ̖ܕ؏ӛǷѽԱ TSr܉ԃؐYϵĮǰB(ti)(status)
4 ϵy(tng)STAijӰYǰAsUrgres_date 5 ÿһ헳Ҫӛbook_dateHw߀act_ret_date,^ڕrg(exp_ret_date)
I(y)߉F(xin)
1 ԃÑ(name)ԼÑ醵ӰY(title)ͽ醵(book_date)
2 ԃһӆӰYϵÑ(name)ӰY(title)(book_date)
ƮI(y)桿P£
ƮI(y)棨x12ƪ05-16
xƮI(y)11ƪ05-22
ƮI(y)棨x10ƪ05-15
ƮI(y)b09-10
ƮI(y)b15ƪ04-28
ƮI(y)b04-13
-06-10
y -08-04
Ƶꌍ -06-01
ĸʽ -10-03