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SYGJ-758D 高級電工、模電、數電、電力拖動實驗室成套設備(帶智能功率表,功率因數表)
2019-07-23 00:31:57
23665次訪問

實驗裝置

一、商品特質

實(shi)(shi)(shi)(shi)(shi)踐(jian)(jian)(jian)(jian)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)具備(bei)著較落實(shi)(shi)(shi)(shi)(shi)的(de)(de)穩定(ding)養護對(dui)策,較充實(shi)(shi)(shi)(shi)(shi)的(de)(de)功效。在前三代的(de)(de)類產品(pin)基(ji)礎框(kuang)架上多(duo)(duo)(duo)方面干了太大(da)的(de)(de)完善,實(shi)(shi)(shi)(shi)(shi)踐(jian)(jian)(jian)(jian)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)工(gong)程品(pin)牌愈加充實(shi)(shi)(shi)(shi)(shi),遍(bian)布(bu)面廣,實(shi)(shi)(shi)(shi)(shi)踐(jian)(jian)(jian)(jian)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)主要資源挑(tiao)選(xuan)顧忌大(da),實(shi)(shi)(shi)(shi)(shi)踐(jian)(jian)(jian)(jian)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)層次有太大(da)供(gong)(gong)應,使實(shi)(shi)(shi)(shi)(shi)踐(jian)(jian)(jian)(jian)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)愈加深化(hua)(hua)(hua)(hua)(hua)齊全。實(shi)(shi)(shi)(shi)(shi)踐(jian)(jian)(jian)(jian)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)臺安裝物聯網化(hua)(hua)(hua)(hua)(hua)羅(luo)馬(ma)(ma)阿拉伯(bo)數字化(hua)(hua)(hua)(hua)(hua)座(zuo)(zuo)談(tan)會(hui)、交(jiao)流(liu)電(dian)(dian)電(dian)(dian)表,衡量精確高(gao)、衡量范圍圖(tu)寬,實(shi)(shi)(shi)(shi)(shi)用便利。電(dian)(dian)工(gong)返修、電(dian)(dian)拖強電(dian)(dian)部位實(shi)(shi)(shi)(shi)(shi)踐(jian)(jian)(jian)(jian)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)均選(xuan)擇(ze)隱檢式電(dian)(dian)學(xue)(xue)插板,接處靠得住、穩定(ding)。繼電(dian)(dian)接處器(qi)(qi)、按鈕開關、的(de)(de)時間(jian)繼小(xiao)家電(dian)(dian)等(deng)獨力轉化(hua)(hua)(hua)(hua)(hua)成箱式,元(yuan)(yuan)電(dian)(dian)器(qi)(qi)組件接到(dao)線(xian)(xian)接口引到(dao)電(dian)(dian)學(xue)(xue)專用型(xing)(xing)插板上。實(shi)(shi)(shi)(shi)(shi)踐(jian)(jian)(jian)(jian)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)便利、快捷設(she)置(zhi)、以(yi)減少元(yuan)(yuan)電(dian)(dian)器(qi)(qi)組件不足。弱電(dian)(dian)系(xi)統部位在九孔基(ji)礎實(shi)(shi)(shi)(shi)(shi)踐(jian)(jian)(jian)(jian)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo) 底板上已成功完畢,實(shi)(shi)(shi)(shi)(shi)踐(jian)(jian)(jian)(jian)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)智能化(hua)(hua)(hua)(hua)(hua),自己動手(shou)動腦程度強。的(de)(de)多(duo)(duo)(duo)元(yuan)(yuan)化(hua)(hua)(hua)(hua)(hua)實(shi)(shi)(shi)(shi)(shi)踐(jian)(jian)(jian)(jian)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)組件模塊圖(tu)片盒(he)體透明圖(tu)片,直觀性性好,盒(he)蓋(gai)印有從(cong)未腿色(se)組件字母,弧線(xian)(xian)流(liu)暢美觀性。盒(he)體與盒(he)蓋(gai)選(xuan)擇(ze)壓卡式架構,返修、拆換(huan)(huan)(huan)組件拆換(huan)(huan)(huan)便利。羅(luo)馬(ma)(ma)阿拉伯(bo)數字化(hua)(hua)(hua)(hua)(hua)部位實(shi)(shi)(shi)(shi)(shi)踐(jian)(jian)(jian)(jian)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)根據(ju)進口清關多(duo)(duo)(duo)元(yuan)(yuan)化(hua)(hua)(hua)(hua)(hua)型(xing)(xing)ibms型(xing)(xing)座(zuo)(zuo),實(shi)(shi)(shi)(shi)(shi)踐(jian)(jian)(jian)(jian)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)時ibms型(xing)(xing)插撥便利,接處靠得住,ibms型(xing)(xing)座(zuo)(zuo)僅標(biao)準拆換(huan)(huan)(huan)ibms型(xing)(xing)就能無盡制(zhi)已成功完畢羅(luo)馬(ma)(ma)阿拉伯(bo)數字化(hua)(hua)(hua)(hua)(hua)三極管(guan)實(shi)(shi)(shi)(shi)(shi)踐(jian)(jian)(jian)(jian)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)。實(shi)(shi)(shi)(shi)(shi)踐(jian)(jian)(jian)(jian)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)工(gong)程品(pin)牌尋址性好,更好地初中生(sheng)課余興(xing)致(zhi)小(xiao)組內三極管(guan)研發、初中生(sheng)畢業季方案等(deng)。實(shi)(shi)(shi)(shi)(shi)踐(jian)(jian)(jian)(jian)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)組件分開式,學(xue)(xue)院除能已成功完畢考核評價書里實(shi)(shi)(shi)(shi)(shi)踐(jian)(jian)(jian)(jian)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo),還可根據(ju)元(yuan)(yuan)電(dian)(dian)器(qi)(qi)組件方案符(fu)合國(guo)家在工(gong)作(zuo)(zuo)(zuo)(zuo)(zuo)中標(biao)準的(de)(de)實(shi)(shi)(shi)(shi)(shi)踐(jian)(jian)(jian)(jian)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)主要資源。為對(dui)實(shi)(shi)(shi)(shi)(shi)踐(jian)(jian)(jian)(jian)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)課堂教學(xue)(xue)上中膽的(de)(de)多(duo)(duo)(duo)元(yuan)(yuan)化(hua)(hua)(hua)(hua)(hua)的(de)(de)學(xue)(xue)院實(shi)(shi)(shi)(shi)(shi)踐(jian)(jian)(jian)(jian)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)修建(jian)供(gong)(gong)應了優異的(de)(de)手(shou)機平臺。實(shi)(shi)(shi)(shi)(shi)踐(jian)(jian)(jian)(jian)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)臺層面為115cm,實(shi)(shi)(shi)(shi)(shi)踐(jian)(jian)(jian)(jian)操(cao)(cao)(cao)(cao)(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)室布(bu)局圖(tu)不受到(dao)的(de)(de)設(she)備(bei)層面局限性,優勢于(yu)教員解析。

二、采用范圍之內

可用(yong)等(deng)本科院校(xiao)及(ji)需求較高的中專學歷、職中、研發院校(xiao),可來(lai)到位水水電工(gong)(gong)學、水水電工(gong)(gong)原則、電路設計(ji)板概述、電氣成套把握、數字8電路設計(ji)板、模擬(ni)系統(tong)手機技能(neng)工(gong)(gong)作,使用(yong)其軟件也(ye)可來(lai)到位另一課目工(gong)(gong)作,其是工(gong)(gong)作室更新軟件換代或(huo)新開改(gai)擴建(jian)工(gong)(gong)作室的期(qi)望成品。

三、科學實(shi)驗(yan)設(she)(she)計室工作臺和(he)科學實(shi)驗(yan)設(she)(she)計方法桌形式及(ji)工作:

1、實驗室臺涉及與(yu)穩(wen)定性:

1.1.電源線(xian)及技術參數

1.1.1設置主(zhu)(zhu)機24v電(dian)源(yuan):三相電(dian)機四(si)線主(zhu)(zhu)機24v電(dian)源(yuan),設置時標示燈亮

1.1.2主機(ji)電源(yuan)輸出電壓:有(you)鑲入式保險費用(yong)盒和相電壓漏(lou)電防護(hu)開關(guan)按(an)鈕特殊(shu)防護(hu)功用(yong)。

A組(zu)(zu):單、380V四線制(zhi)能(neng)(neng)(neng)上(shang)(shang)下(xia)調(diao)整(zheng)(zheng)為溝(gou)(gou)(gou)通電(dian)(dian)原(yuan)(yuan)線,能(neng)(neng)(neng)提供380V四線制(zhi)0~380V不間斷(duan)能(neng)(neng)(neng)上(shang)(shang)下(xia)調(diao)整(zheng)(zheng)為的(de)溝(gou)(gou)(gou)通電(dian)(dian)原(yuan)(yuan)線,時都有機會得(de)到(dao)至0~240V二相能(neng)(neng)(neng)上(shang)(shang)下(xia)調(diao)整(zheng)(zheng)為電(dian)(dian)原(yuan)(yuan)線(搭配(pei)(pei)(pei)一輛1.5KVA的(de)380V四線制(zhi)自耦(ou)調(diao)壓(ya)器(qi),搭配(pei)(pei)(pei)三只液晶電(dian)(dian)視(shi)機溝(gou)(gou)(gou)通工(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)工(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)直(zhi)流(liu)(liu)電(dian)(dian)流(liu)(liu)值(zhi)(zhi)(zhi)大(da)(da)(da)小(xiao)值(zhi)(zhi)(zhi)表(biao)(biao),的(de)告(gao)訴調(diao)壓(ya)器(qi)打(da)(da)(da)印(yin)內(nei)容(rong)輸送工(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)工(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)直(zhi)流(liu)(liu)電(dian)(dian)流(liu)(liu)值(zhi)(zhi)(zhi)大(da)(da)(da)小(xiao)值(zhi)(zhi)(zhi))。 B組(zu)(zu):血(xue)壓(ya)低電(dian)(dian)流(liu)(liu)值(zhi)(zhi)(zhi)大(da)(da)(da)小(xiao)值(zhi)(zhi)(zhi)高溝(gou)(gou)(gou)通工(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)工(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)直(zhi)流(liu)(liu)電(dian)(dian)流(liu)(liu)值(zhi)(zhi)(zhi)大(da)(da)(da)小(xiao)值(zhi)(zhi)(zhi)3、6、9、12、15、18、24V電(dian)(dian)原(yuan)(yuan)線,比較大(da)(da)(da)打(da)(da)(da)印(yin)內(nei)容(rong)輸送電(dian)(dian)流(liu)(liu)值(zhi)(zhi)(zhi)大(da)(da)(da)小(xiao)值(zhi)(zhi)(zhi)1.5A。 C組(zu)(zu):血(xue)壓(ya)低電(dian)(dian)流(liu)(liu)值(zhi)(zhi)(zhi)大(da)(da)(da)小(xiao)值(zhi)(zhi)(zhi)高溝(gou)(gou)(gou)通穩電(dian)(dian)容(rong)式(shi)(shi)原(yuan)(yuan)線:+5V、+12V、-12V。 D組(zu)(zu):雙路穩流(liu)(liu)穩電(dian)(dian)容(rong)式(shi)(shi)原(yuan)(yuan)線,二路打(da)(da)(da)印(yin)內(nei)容(rong)輸送工(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)工(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)直(zhi)流(liu)(liu)電(dian)(dian)流(liu)(liu)值(zhi)(zhi)(zhi)大(da)(da)(da)小(xiao)值(zhi)(zhi)(zhi)均為0~30V,內(nei)部自帶式(shi)(shi)繼(ji)物(wu)品手動換檔,多圈電(dian)(dian)勢差器(qi)不間斷(duan)上(shang)(shang)下(xia)調(diao)整(zheng)(zheng),的(de)使用的(de)簡便。打(da)(da)(da)印(yin)內(nei)容(rong)輸送比較大(da)(da)(da)電(dian)(dian)流(liu)(liu)值(zhi)(zhi)(zhi)大(da)(da)(da)小(xiao)值(zhi)(zhi)(zhi)為1.5A,具備(bei)(bei)有配(pei)(pei)(pei)置文件(jian)式(shi)(shi)限流(liu)(liu)保護職(zhi)能(neng)(neng)(neng),每(mei)路打(da)(da)(da)印(yin)內(nei)容(rong)輸送有0.5級金額電(dian)(dian)流(liu)(liu)值(zhi)(zhi)(zhi)大(da)(da)(da)小(xiao)值(zhi)(zhi)(zhi)表(biao)(biao)、工(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)工(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)直(zhi)流(liu)(liu)電(dian)(dian)流(liu)(liu)值(zhi)(zhi)(zhi)大(da)(da)(da)小(xiao)值(zhi)(zhi)(zhi)表(biao)(biao)的(de)告(gao)訴。工(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)工(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)直(zhi)流(liu)(liu)電(dian)(dian)流(liu)(liu)值(zhi)(zhi)(zhi)大(da)(da)(da)小(xiao)值(zhi)(zhi)(zhi)穩壓(ya)度<10-2,負穩壓(ya)度<10-2,紋波工(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)工(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)直(zhi)流(liu)(liu)電(dian)(dian)流(liu)(liu)值(zhi)(zhi)(zhi)大(da)(da)(da)小(xiao)值(zhi)(zhi)(zhi): <5mV。 E組(zu)(zu):二相溝(gou)(gou)(gou)通市電(dian)(dian)打(da)(da)(da)印(yin)內(nei)容(rong)輸送,由(you)萬用插板(ban)供用戶名專用裝備(bei)(bei)的(de)使用的(de)。

1.2內設式(shi)電度(du)表:方(fang)便(bian)于實驗所,臺(tai)內都有(you)一個兩相電電度(du)表,接法端子(zi)排引下面版,包(bao)括(kuo)任務可視框。

1.3原帶式太(tai)陽(yang)光之(zhi)下進行(xing)燈(deng)五金(jin)配(pei)件:臺內已的安裝一整套(tao)太(tai)陽(yang)光之(zhi)下進行(xing)燈(deng)進行(xing)實驗報告配(pei)置(zhi)文件,進行(xing)實驗報告簡便、穩(wen)定。

1.4七段(duan)譯(yi)碼器(qi)(qi):3組(zu)七段(duan)譯(yi)碼器(qi)(qi)及應對譯(yi)碼體現數碼圖文盒。

1.5音響變小器(qi):進(jin)入(ru)音響直(zhi)流電壓(ya)不不超過10mV,輸出精度熱效率不不大(da)于1W,音量能自由調節,內裝(zhuang)置嗽(sou)叭,用(yong)到電源線路擴(kuo)音,也(ye)用(yong)做數據信號(hao)尋跡(ji)。

1.6自(zi)(zi)動(dong)(dong)式化型最(zui)大輸(shu)(shu)出(chu)(chu)(chu)(chu)(chu)(chu)輸(shu)(shu)出(chu)(chu)(chu)(chu)(chu)(chu)瓦(wa)(wa)數(shu)(shu)、最(zui)大輸(shu)(shu)出(chu)(chu)(chu)(chu)(chu)(chu)輸(shu)(shu)出(chu)(chu)(chu)(chu)(chu)(chu)瓦(wa)(wa)數(shu)(shu)質質條件表:由24位多工(gong)(gong)作(zuo)(zuo)DSP、16位高(gao)操(cao)作(zuo)(zuo)高(gao)精準度(du)AD互(hu)轉器和(he)高(gao)MPU單元尺寸定(ding)制而成,經(jing)過鍵控(kong)、數(shu)(shu)顯(xian)儀表機會(hui)操(cao)作(zuo)(zuo)組排會(hui)話(hua)工(gong)(gong)作(zuo)(zuo)操(cao)作(zuo)(zuo)經(jing)濟模(mo)式。免(mian)費游戲上所采用RTOS定(ding)制設想(xiang),同一(yi)時(shi)間搭配PC監測(ce)免(mian)費游戲來加大定(ding)性分析(xi)工(gong)(gong)作(zuo)(zuo)能(neng)力。能(neng)在(zai)(zai)線預(yu)(yu)估(gu)(gu)電(dian)路(lu)原(yuan)理的最(zui)大輸(shu)(shu)出(chu)(chu)(chu)(chu)(chu)(chu)輸(shu)(shu)出(chu)(chu)(chu)(chu)(chu)(chu)瓦(wa)(wa)數(shu)(shu)、最(zui)大輸(shu)(shu)出(chu)(chu)(chu)(chu)(chu)(chu)輸(shu)(shu)出(chu)(chu)(chu)(chu)(chu)(chu)瓦(wa)(wa)數(shu)(shu)質質條件。最(zui)大輸(shu)(shu)出(chu)(chu)(chu)(chu)(chu)(chu)輸(shu)(shu)出(chu)(chu)(chu)(chu)(chu)(chu)瓦(wa)(wa)數(shu)(shu)在(zai)(zai)線預(yu)(yu)估(gu)(gu)操(cao)作(zuo)(zuo)高(gao)精準度(du)為1.0級(ji),最(zui)大輸(shu)(shu)出(chu)(chu)(chu)(chu)(chu)(chu)輸(shu)(shu)出(chu)(chu)(chu)(chu)(chu)(chu)瓦(wa)(wa)數(shu)(shu)質質條件在(zai)(zai)線預(yu)(yu)估(gu)(gu)依據(ju)0.3-1.0,電(dian)壓電(dian)流(liu)電(dian)壓電(dian)流(liu)測(ce)量方法范圍(wei)為450V和(he)5A,能(neng)自(zi)(zi)動(dong)(dong)式判別(bie)環境下性(各樣顯(xian)現“L”,容性顯(xian)現“C”,純電(dian)容不(bu)顯(xian)現),并(bing)可隨意調(diao)節在(zai)(zai)線預(yu)(yu)估(gu)(gu)的數(shu)(shu)據(ju),供(gong)可以(yi)核實(shi)。

1.7智能(neng)化型直流電(dian)(dian)數字8電(dian)(dian)流量(liang)表(biao):要(yao)求0.5級(ji),選取ICL子公司高能(neng)力(li)AD轉化器配上飛速(su)MPU單元尺寸的設(she)計而成利用(yong)鍵控、數顯壓力(li)表(biao)窗子改變(bian)人機(ji)對(dui)戰(zhan)對(dui)戰(zhan)基本(ben)功(gong)能(neng)模(mo)塊(kuai)設(she)定傳統模(mo)式。體(ti)現(xian)了(le)定時與一鍵示(shi)(shi)值,20mA、200mA、2000mA三(san)檔,側(ce)量(liang)位置:0-2000mA。體(ti)現(xian)了(le)數據報告儲備與手(shou)機(ji)查詢、超示(shi)(shi)值警報器、指示(shi)(shi)標志基本(ben)功(gong)能(neng)模(mo)塊(kuai)。

1.8智能(neng)化型座談會數(shu)字9直流電壓表(biao):利用澳大利亞模擬機元器件封裝有限公司(si)制造的復合型高特性RMS真(zhen)行之有效值變為(wei)器,配合極速MPU單元式(shi)制定(ding)而成,進行鍵控、數(shu)顯儀表(biao)窗體確(que)保(bao)人與(yu)機器聊天對話功能(neng)表(biao)控制方法。測試依據:0-5A,頻帶寬度(du)依據:10Hz-20Hz。測試控制精(jing)度(du)為(wei)0.5級。

1.9累計輸入脈(mo)沖信號(hao):每(mei)回(hui)可輸送一(yi)只正(zheng)負符號(hao)輸入脈(mo)沖信號(hao)。

1.10耗油率輸入(ru)函數值會檢測器(qi):

1)選取(qu)隨時(shi)(shi)的(de)羅(luo)馬(ma)加數(shu)工(gong)(gong)作(zuo)幀率合并(bing)(DDS)呈現高導致精(jing)度余(yu)(yu)弦(xian)波,方(fang)波和四角波。選取(qu)大(da)屏廣告幕(mu)LCD現示的(de)打(da)出工(gong)(gong)作(zuo)幀率、波形圖(tu),衰減值。 2)余(yu)(yu)弦(xian)波的(de)打(da)出上(shang)升時(shi)(shi)間(jian)≥10V,的(de)打(da)出阻抗(kang)匹(pi)配50Ω,模糊度<1%(0.1HZ-- 1KHz)。 3)工(gong)(gong)作(zuo)幀率使用(yong)范(fan)疇(chou): 0.1HZ~3MHz, 選取(qu)健盤(pan)隨時(shi)(shi)的(de)輸(shu)進羅(luo)馬(ma)加數(shu)選用(yong)工(gong)(gong)作(zuo)幀率,。 4)的(de)打(da)出上(shang)升時(shi)(shi)間(jian)選取(qu)電(dian)極隨意(yi)控制電(dian)阻器調(diao)整,余(yu)(yu)弦(xian)波的(de)打(da)出還具有20db,40db衰減。 5)方(fang)波占空(kong)比隨意(yi)控制, 調(diao)整使用(yong)范(fan)疇(chou):1%-99%調(diao)整;方(fang)波和四角波選取(qu)TTL電(dian)平(ping)的(de)打(da)出。 6)工(gong)(gong)作(zuo)幀率計(ji)高達在線測量使用(yong)范(fan)疇(chou)100MHz,定時(shi)(shi)換檔。

2、驗(yan)作(zuo)業(ye)桌:由(you)正反面磚板(ban)加工成,變了形,不變黃,尺寸(cun):160×70×80cm,鋁鎂(mei)合(he)金(jin)架構設計,創意發型(xing)美觀度大方縣,其中(zhong)安裝有抽匣(xia),我們要(yao)存放在道具,范(fan)圍二只貯藏柜,用做(zuo)貯藏元元器。


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