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SYSNX-68F 數字/模擬電路實驗箱
2019-07-23 03:52:53
19950次訪問

培訓裝置

SYSNX-68F加數/模擬系(xi)統(tong)機三(san)(san)極管(guan)研(yan)究(jiu)(jiu)(jiu)箱(xiang)是(shi)選擇較新的(de)(de)的(de)(de)課堂(tang)考試大綱中斷定的(de)(de)課堂(tang)研(yan)究(jiu)(jiu)(jiu)規范要求為(wei)(wei)理論(lun)知識(shi)知識(shi),蘊(yun)含著了(le)大有些非常(chang)專業教(jiao)職工的(de)(de)課堂(tang)經驗(yan)值(zhi),并總合了(le)大有些之類食品的(de)(de)優點和(he)缺點而設計(ji)的(de)(de)的(de)(de)。它(ta)函蓋了(le)《模擬系(xi)統(tong)機電子元(yuan)器件技術性理論(lun)知識(shi)知識(shi)》及《加數三(san)(san)極管(guan)理論(lun)知識(shi)知識(shi)》必修教(jiao)程大有些的(de)(de)研(yan)究(jiu)(jiu)(jiu)知識(shi),既為(wei)(wei)初專家作為(wei)(wei)了(le)檢(jian)驗(yan)性研(yan)究(jiu)(jiu)(jiu)三(san)(san)極管(guan),又為(wei)(wei)必修教(jiao)程設計(ji)的(de)(de)作為(wei)(wei)了(le)優化品臺(tai)。

一、控制系統特別

1、存(cun)(cun)(cun)儲(chu)性強。實(shi)(shi)驗(yan)(yan)箱主板(ban)芯(xin)片顯卡配置有想法電、模(mo)電實(shi)(shi)驗(yan)(yan)時(shi)定期通道的(de)電原、衛星(xing)信號源、投入usb接(jie)口(kou)協議,轉換表示usb接(jie)口(kou)協議、自動測量單元、實(shi)(shi)驗(yan)(yan)存(cun)(cun)(cun)儲(chu)區,及(ji)實(shi)(shi)驗(yan)(yan)方(fang)案電線(xian),以做好各個的(de)實(shi)(shi)驗(yan)(yan),也(ye)會(hui)通過專業(ye)開發實(shi)(shi)驗(yan)(yan),極(ji)大的(de)怎強了該實(shi)(shi)驗(yan)(yan)箱的(de)常用性、存(cun)(cun)(cun)儲(chu)性。

2、科(ke)學(xue)試驗設計原(yuan)則圖(tu)都包裝印刷在科(ke)學(xue)試驗設計板外層,科(ke)學(xue)試驗設計控(kong)制電路由考生明確科(ke)學(xue)試驗設計原(yuan)則圖(tu)做好架設,既培養了考生的(de)孤立想(xiang)法工作本事(shi)及(ji)動(dong)腦(nao)工作本事(shi)。

3、實驗連線插孔(kong)主(zhu)要(yao)包括緊鎖式(shi)電鍍(du)插孔(kong),實現電焊穩(wen)固在實驗板上,不晃動,不防氧化(hua),生命長,連接方式(shi)正(zheng)規,保(bao)修便(bian)、簡單;

4、電源適配器輸送均做(zuo)過流(liu)保護性(xing),系統自(zi)動完全恢復效果。

5、檢測箱由立體式型(xing)鉛(qian)各種(zhong)合金型(xing)鋼材制(zhi)得,柜體發生(sheng)(sheng)變化,避免后期使用時出現(xian)晃動影(ying)響體驗效果穩定,發生(sheng)(sheng)變化形,容量輕,隔絕穩定耐(nai)磨性好,電源(yuan)開關箱蓋方面穩定,外表美觀大氣(qi),造(zao)型(xing)設計(ji)氣(qi)派。

二、控制系統組成部分(fen)

1、電源適配器:設置:AC 220V±10%,50HZ 導出(chu):※DC:+5V, I ≥1A ※DC:±12V,I ≥0.2A ※DC:-5V~-12V可變, I ≥0.2A ※DC:+5V~+27V可變,I ≥0.2A 往上(shang)各處(chu)導出(chu)均出(chu)現(xian)過流保養,自(zi)己康復(fu)職能 ※AC V:7.5V×2;AC I≥0.15A

2、直流(liu)電壓數(shu)據信息(xi)源: 雙路 –0.5V~+0.5V;–5V~+5V兩檔(dang)間隔能自由(you)調節.

3、函數發生器:輸出頻(pin)率:2Hz~90KHz,分四檔 可輸出 方(fang)波(bo)( 0~20V)、三角波(bo)( 0~15V)、正弦波(bo)( 0~10V)

4、人工單脈寬電線(xian)2組(帶消(xiao)抖):每組可同(tong)一時間打印輸出極性幾個脈寬,脈寬幅數值為(wei)TTL電平。

5、穩固頻率脈沖發生器源10路,輸出精度為TTL電平:1Hz、10Hz、100Hz、1KHz、10KHz、100KHz、500KHz、1MHz、5MHz、10MHz;

6、阿拉伯數字LED現示:

(1)LED0~LED3由4位七段共陰LED數(shu)據管及二~十進制譯碼器構成的

(2)LED4~LED52位七段(duan)(duan)段(duan)(duan)碼a.b.c.d.e.f.g.h經阻(zu)值到插(cha)孔。

7、十三位形式語(yu)言(yan)表達(da)電(dian)平讀取電(dian)源開關:可讀取低電(dian)平‘0’、高電(dian)平‘1’(為正形式語(yu)言(yan)表達(da))。

8、12位原理(li)電平(ping)(ping)警示燈:警示燈亮代(dai)(dai)表高電平(ping)(ping)‘1’,警示燈滅代(dai)(dai)表低電平(ping)(ping)‘0’。

9、BCD碼(ma)撥(bo)碼(ma)盤1組、可制造四組BCD碼(ma)數字化電磁波(bo)

10、幾(ji)位(wei)加數速率計:測試範圍 0~1MHz,用到(dao)測試方波(bo)、三角(jiao)型(xing)波(bo)、正弦交(jiao)流電波(bo);

11、汽(qi)車喇叭(ba)及推動電(dian)路板。是石英鐘報時、報警提升(sheng)裝置(zhi)、音(yin)樂(le)背景用(yong)的(de)發音(yin)提升(sheng)裝置(zhi)。

12、電(dian)勢器組:1K、10K、100K、1M各1只;

13、開館(guan)式調查區(零(ling)(ling)件(jian)庫):供給10只擰(ning)緊插頭就多留(liu)幾(ji)個(ge)(3只14芯、6只16芯),另1只40芯擰(ning)緊插頭就多留(liu)幾(ji)個(ge)。供給電解(jie)電容(rong)、電解(jie)電容(rong)、肖特基二(er)極(ji)管、二(er)極(ji)管、三端穩(wen)壓塊等零(ling)(ling)件(jian)。

14、實驗控制模塊(kuai)三極管(guan):

(1)整(zheng)流濾波整(zheng)合(he)運(yun)放(fang)(fang)(2)并聯穩(wen)壓整(zheng)合(he)運(yun)放(fang)(fang)(3)可(ke)以(yi)調(diao)整(zheng)穩(wen)壓整(zheng)合(he)運(yun)放(fang)(fang) (4)最大功率變大器(qi) (5)整(zheng)合(he)運(yun)放(fang)(fang)整(zheng)合(he)運(yun)放(fang)(fang)

15、徹底衛星(xing)信號的顯示(shi)輸出插孔均(jun)適用電鍍金孔,不(bu)硫化、不(bu)改色,接受優良。

16、鋁不銹(xiu)鋼實(shi)驗性端蓋,防灰防水生態板,加固性價(jia)比高,形(xing)狀(zhuang)美觀(guan)大膽(dan)、大膽(dan)。 性能規格: 520mm × 420mm × 100mm

三、研究的項目

(一)模電檢測

1、最常見光(guang)電(dian)(dian)(dian)檢測儀器(qi)的(de)使(shi)用(yong)(yong)練習器(qi)、用(yong)(yong)萬用(yong)(yong)表(biao)檢驗(yan)穩(wen)壓(ya)(ya)管(guan)、二極(ji)管(guan)主(zhu)要主(zhu)要參數(shu)(shu)(shu) 2、雙吸(xi)式調(diao)(diao)大(da)(da)電(dian)(dian)(dian)線(xian)(xian)(xian)板(ban) 3、兩極(ji)調(diao)(diao)大(da)(da)電(dian)(dian)(dian)線(xian)(xian)(xian)板(ban) 4、負評議調(diao)(diao)大(da)(da)電(dian)(dian)(dian)線(xian)(xian)(xian)板(ban) 5、射極(ji)和器(qi) 6、差(cha)動(dong)調(diao)(diao)大(da)(da)電(dian)(dian)(dian)線(xian)(xian)(xian)板(ban) 7、智(zhi)能(neng)家居(ju)控制(zhi)運(yun)放的(de)主(zhu)要主(zhu)要參數(shu)(shu)(shu)檢驗(yan) 8、比率(lv)求和運(yun)算電(dian)(dian)(dian)線(xian)(xian)(xian)板(ban) 9、積分(fen)規則與微分(fen)電(dian)(dian)(dian)線(xian)(xian)(xian)板(ban) 10、波(bo)型發生的(de)電(dian)(dian)(dian)線(xian)(xian)(xian)板(ban) 11、有源濾(lv)波(bo)器(qi) 12、電(dian)(dian)(dian)流值降降會比較器(qi) 13、智(zhi)能(neng)家居(ju)控制(zhi)電(dian)(dian)(dian)線(xian)(xian)(xian)板(ban)RC正弦函(han)數(shu)(shu)(shu)函(han)數(shu)(shu)(shu)波(bo)諧振(zhen)器(qi) 14、智(zhi)能(neng)家居(ju)控制(zhi)電(dian)(dian)(dian)率(lv)調(diao)(diao)大(da)(da)器(qi) 15、整流濾(lv)波(bo)與并(bing)接穩(wen)壓(ya)(ya)電(dian)(dian)(dian)式式線(xian)(xian)(xian)板(ban) 16、并(bing)接穩(wen)壓(ya)(ya)電(dian)(dian)(dian)式式線(xian)(xian)(xian)板(ban) 17、智(zhi)能(neng)家居(ju)控制(zhi)三相(xiang)調(diao)(diao)壓(ya)(ya)器(qi) 18、RC正弦函(han)數(shu)(shu)(shu)函(han)數(shu)(shu)(shu)波(bo)諧振(zhen)器(qi) 19、LC諧振(zhen)器(qi)及選頻調(diao)(diao)大(da)(da)器(qi) 20、直流電(dian)(dian)(dian)/電(dian)(dian)(dian)流值降降換算電(dian)(dian)(dian)線(xian)(xian)(xian)板(ban) 21、電(dian)(dian)(dian)流值降降/平率(lv)換算電(dian)(dian)(dian)線(xian)(xian)(xian)板(ban) 22、同質(zhi)相(xiang)交(jiao)電(dian)(dian)(dian)率(lv)調(diao)(diao)大(da)(da)器(qi) 23、波(bo)型改變電(dian)(dian)(dian)線(xian)(xian)(xian)板(ban) 24、場效用(yong)(yong)管(guan)試(shi)(shi)驗(yan) 25、人工控制(zhi)硅試(shi)(shi)驗(yan)電(dian)(dian)(dian)線(xian)(xian)(xian)板(ban) 一體化試(shi)(shi)驗(yan): 26、用(yong)(yong)運(yun)算調(diao)(diao)大(da)(da)器(qi)組合(he)萬耗電(dian)(dian)(dian)表(biao)的(de)設置與復位

(二)數電工作

1、門電(dian)(dian)源(yuan)用(yong)電(dian)(dian)線(xian)(xian)路(lu)(lu)(lu)的形式(shi)(shi)邏(luo)緝模(mo)塊(kuai)及(ji)公(gong)測(ce)實(shi)(shi)踐(jian)(jian)(jian)所(suo)(suo)(suo)(suo)性(xing)(xing)(xing)(xing)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)室(shi)(shi)(shi) 2、整(zheng)合(he)形式(shi)(shi)邏(luo)緝電(dian)(dian)源(yuan)用(yong)電(dian)(dian)線(xian)(xian)路(lu)(lu)(lu)(半加器(qi)(qi)(qi)(qi)(qi)、全加器(qi)(qi)(qi)(qi)(qi)及(ji)形式(shi)(shi)邏(luo)緝運算)實(shi)(shi)踐(jian)(jian)(jian)所(suo)(suo)(suo)(suo)性(xing)(xing)(xing)(xing)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)室(shi)(shi)(shi) 3、勾起(qi)器(qi)(qi)(qi)(qi)(qi)實(shi)(shi)踐(jian)(jian)(jian)所(suo)(suo)(suo)(suo)性(xing)(xing)(xing)(xing)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)室(shi)(shi)(shi)(一) R-S、D、JK 4、勾起(qi)器(qi)(qi)(qi)(qi)(qi)實(shi)(shi)踐(jian)(jian)(jian)所(suo)(suo)(suo)(suo)性(xing)(xing)(xing)(xing)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)室(shi)(shi)(shi)(二) 三態(tai)模(mo)擬輸出勾起(qi)器(qi)(qi)(qi)(qi)(qi)、鎖存(cun)器(qi)(qi)(qi)(qi)(qi) 5、時序電(dian)(dian)源(yuan)用(yong)電(dian)(dian)線(xian)(xian)路(lu)(lu)(lu)公(gong)測(ce)與深入(ru)分析 6、ibms計(ji)數法器(qi)(qi)(qi)(qi)(qi)及(ji)寄(ji)存(cun)器(qi)(qi)(qi)(qi)(qi)實(shi)(shi)踐(jian)(jian)(jian)所(suo)(suo)(suo)(suo)性(xing)(xing)(xing)(xing)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)室(shi)(shi)(shi) 7、譯碼器(qi)(qi)(qi)(qi)(qi)和數據信(xin)息選擇器(qi)(qi)(qi)(qi)(qi)實(shi)(shi)踐(jian)(jian)(jian)所(suo)(suo)(suo)(suo)性(xing)(xing)(xing)(xing)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)室(shi)(shi)(shi) 8、波形圖誕(dan)生器(qi)(qi)(qi)(qi)(qi)及(ji)單恒定勾起(qi)器(qi)(qi)(qi)(qi)(qi)實(shi)(shi)踐(jian)(jian)(jian)所(suo)(suo)(suo)(suo)性(xing)(xing)(xing)(xing)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)室(shi)(shi)(shi) 9、555時基電(dian)(dian)源(yuan)用(yong)電(dian)(dian)線(xian)(xian)路(lu)(lu)(lu)實(shi)(shi)踐(jian)(jian)(jian)所(suo)(suo)(suo)(suo)性(xing)(xing)(xing)(xing)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)室(shi)(shi)(shi) 可(ke)選擇做以下幾(ji)點實(shi)(shi)踐(jian)(jian)(jian)所(suo)(suo)(suo)(suo)性(xing)(xing)(xing)(xing)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)室(shi)(shi)(shi) 10、納米線(xian)(xian)管控制(zhi)開關(guan)因素、限幅器(qi)(qi)(qi)(qi)(qi)與鉗(qian)位器(qi)(qi)(qi)(qi)(qi)實(shi)(shi)踐(jian)(jian)(jian)所(suo)(suo)(suo)(suo)性(xing)(xing)(xing)(xing)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)室(shi)(shi)(shi) 11、TTL門電(dian)(dian)源(yuan)用(yong)電(dian)(dian)線(xian)(xian)路(lu)(lu)(lu)指標公(gong)測(ce)實(shi)(shi)踐(jian)(jian)(jian)所(suo)(suo)(suo)(suo)性(xing)(xing)(xing)(xing)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)室(shi)(shi)(shi) 12、CMOS門電(dian)(dian)源(yuan)用(yong)電(dian)(dian)線(xian)(xian)路(lu)(lu)(lu)公(gong)測(ce)實(shi)(shi)踐(jian)(jian)(jian)所(suo)(suo)(suo)(suo)性(xing)(xing)(xing)(xing)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)室(shi)(shi)(shi) 13、齒條(tiao)參數A/D轉化(hua)成(cheng)電(dian)(dian)源(yuan)用(yong)電(dian)(dian)線(xian)(xian)路(lu)(lu)(lu)實(shi)(shi)踐(jian)(jian)(jian)所(suo)(suo)(suo)(suo)性(xing)(xing)(xing)(xing)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)室(shi)(shi)(shi) 14、數模(mo)D/A轉化(hua)成(cheng)電(dian)(dian)源(yuan)用(yong)電(dian)(dian)線(xian)(xian)路(lu)(lu)(lu)實(shi)(shi)踐(jian)(jian)(jian)所(suo)(suo)(suo)(suo)性(xing)(xing)(xing)(xing)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)室(shi)(shi)(shi) 15、時序電(dian)(dian)源(yuan)用(yong)電(dian)(dian)線(xian)(xian)路(lu)(lu)(lu)app實(shi)(shi)踐(jian)(jian)(jian)所(suo)(suo)(suo)(suo)性(xing)(xing)(xing)(xing)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)室(shi)(shi)(shi) 16、四路(lu)(lu)(lu)最優處(chu)決電(dian)(dian)源(yuan)用(yong)電(dian)(dian)線(xian)(xian)路(lu)(lu)(lu)實(shi)(shi)踐(jian)(jian)(jian)所(suo)(suo)(suo)(suo)性(xing)(xing)(xing)(xing)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)室(shi)(shi)(shi) 17、耐力竟賽搶答器(qi)(qi)(qi)(qi)(qi)實(shi)(shi)踐(jian)(jian)(jian)所(suo)(suo)(suo)(suo)性(xing)(xing)(xing)(xing)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)報(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)(bao)告(gao)(gao)(gao)(gao)(gao)(gao)室(shi)(shi)(shi)


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