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一、貨品的優點(dian)和缺點(dian):
實(shi)(shi)驗(yan)(yan)所(suo)英(ying)(ying)(ying)文(wen)(wen)室(shi)(shi)(shi)臺兼有(you)較建立健全(quan)(quan)的安全(quan)(quan)性守護(hu)方(fang)案，較很全(quan)(quan)的的效果。實(shi)(shi)驗(yan)(yan)所(suo)英(ying)(ying)(ying)文(wen)(wen)室(shi)(shi)(shi)方(fang)法的桌黨中央(yang)擁有(you)普通(tong)(tong)三極管系(xi)(xi)統設(she)(she)計插(cha)扳，三極管系(xi)(xi)統設(she)(she)計板由(you)進(jin)口ABS注塑工藝而(er)成(cheng)，背后安裝有(you)壓鑄(zhu)而(er)成(cheng)九孔(kong)成(cheng)小組的金屬片，外表面布有(you)九孔(kong)成(cheng)小組相互之間河南(nan)聯通(tong)(tong)的插(cha)孔(kong)，轉(zhuan)型(xing)(xing)升(sheng)級(ji)(ji)技(ji)術實(shi)(shi)驗(yan)(yan)所(suo)英(ying)(ying)(ying)文(wen)(wen)室(shi)(shi)(shi)開(kai)關(guan)零(ling)(ling)(ling)件(jian)功能(neng)接(jie)口在其(qi)就職意拼(pin)插(cha)成(cheng)實(shi)(shi)驗(yan)(yan)所(suo)英(ying)(ying)(ying)文(wen)(wen)室(shi)(shi)(shi)三極管系(xi)(xi)統設(she)(she)計。實(shi)(shi)驗(yan)(yan)所(suo)英(ying)(ying)(ying)文(wen)(wen)室(shi)(shi)(shi)開(kai)關(guan)零(ling)(ling)(ling)件(jian)提(ti)煉出(chu)半透轉(zhuan)型(xing)(xing)升(sheng)級(ji)(ji)技(ji)術功能(neng)接(jie)口，形象性好，盒蓋印(yin)有(you)永(yong)遠不會氧(yang)化開(kai)關(guan)零(ling)(ling)(ling)件(jian)特殊符號，線(xian)型(xing)(xing)不清漂亮。盒體與盒蓋使用較數學的壓卡(ka)式(shi)型(xing)(xing)式(shi)，保修、換(huan)洗開(kai)關(guan)零(ling)(ling)(ling)件(jian)拆(chai)解(jie)簡(jian)(jian)單簡(jian)(jian)單方(fang)便(bian)。元電(dian)子元件(jian)擺放在實(shi)(shi)驗(yan)(yan)所(suo)英(ying)(ying)(ying)文(wen)(wen)室(shi)(shi)(shi)方(fang)法的桌下(xia)部上下(xia)柜體，實(shi)(shi)驗(yan)(yan)所(suo)英(ying)(ying)(ying)文(wen)(wen)室(shi)(shi)(shi)時取存簡(jian)(jian)單簡(jian)(jian)單方(fang)便(bian)，盡可能(neng)增(zeng)加了治理級(ji)(ji)別(bie)，規化化系(xi)(xi)數，盡可能(neng)消除了小編實(shi)(shi)驗(yan)(yan)所(suo)英(ying)(ying)(ying)文(wen)(wen)室(shi)(shi)(shi)安排(pai)作(zuo)業。
二、支持超范圍:
選(xuan)主要用(yong)于中(zhong)等職(zhi)業幼(you)兒(er)園(yuan)(yuan)及(ji)標準較高的(de)中(zhong)專班、職(zhi)業幼(you)兒(er)園(yuan)(yuan)、職(zhi)業幼(you)兒(er)園(yuan)(yuan)，可到位高壓水(shui)電(dian)(dian)工學(xue)、高壓水(shui)電(dian)(dian)工道理、線路分析一下(xia)、虛擬仿真(zhen)電(dian)(dian)子無線技(ji)術應用(yong)、自(zi)然數(shu)線路等學(xue)習進(jin)(jin)行(xing)科學(xue)試(shi)(shi)驗(yan)操(cao)作(zuo)。該設施(shi)環(huan)保設備(bei)是主要進(jin)(jin)行(xing)科學(xue)試(shi)(shi)驗(yan)操(cao)作(zuo)室設施(shi)環(huan)保設備(bei)的(de)內(nei)容(rong)更新或新砌、修(xiu)建進(jin)(jin)行(xing)科學(xue)試(shi)(shi)驗(yan)操(cao)作(zuo)室的(de)比較好好產品，它(ta)的(de)配置是幼(you)兒(er)園(yuan)(yuan)下(xia)水(shui)平、上檔次的(de)主要標志牌。
三、實踐臺和實踐實操桌(zhuo)成分及系統(tong):
1、調查臺(tai)結構(gou)與性能(neng)指標:
1.1.電(dian)及主要(yao)參數
1.1.1放入(ru)供電(dian):三相交流電(dian)源(yuan)四(si)線(xian)供電(dian)，放入(ru)時標識燈亮
1.1.2供電(dian)(dian)(dian)轉(zhuan)(zhuan)換：有穩(wen)定絲和漏電(dian)(dian)(dian)保護(hu)好(hao)面板開關2級保護(hu)好(hao)工(gong)(gong)(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)。 A組(zu):單、兩(liang)相(xiang)電(dian)(dian)(dian)變(bian)頻(pin)器(qi)(qi)電(dian)(dian)(dian)阻(zu)(zu)(zu)值(zhi)可以調低(di)式節(jie)(jie)為(wei)溝通(tong)供電(dian)(dian)(dian)，供應兩(liang)相(xiang)電(dian)(dian)(dian)變(bian)頻(pin)器(qi)(qi)電(dian)(dian)(dian)阻(zu)(zu)(zu)值(zhi)0～430V陸(lu)續可以調低(di)式節(jie)(jie)為(wei)的溝通(tong)供電(dian)(dian)(dian)，同時(shi)可要至0～240V兩(liang)相(xiang)電(dian)(dian)(dian)變(bian)頻(pin)器(qi)(qi)可以調低(di)式節(jie)(jie)為(wei)供電(dian)(dian)(dian)(配備(bei)有幾臺1.5KVA的兩(liang)相(xiang)電(dian)(dian)(dian)變(bian)頻(pin)器(qi)(qi)電(dian)(dian)(dian)阻(zu)(zu)(zu)值(zhi)自耦調壓(ya)(ya)器(qi)(qi)，配備(bei)有三只指南式溝通(tong)電(dian)(dian)(dian)阻(zu)(zu)(zu)值(zhi)表(biao)(biao)，信號(hao)燈調壓(ya)(ya)器(qi)(qi)轉(zhuan)(zhuan)換電(dian)(dian)(dian)阻(zu)(zu)(zu)值(zhi))。 B組(zu):血(xue)壓(ya)(ya)高壓(ya)(ya)高溝通(tong)電(dian)(dian)(dian)阻(zu)(zu)(zu)值(zhi)3－24V分(fen)七檔可以調低(di)式節(jie)(jie)為(wei)，大(da)轉(zhuan)(zhuan)換感(gan)應工(gong)(gong)(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)工(gong)(gong)(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)工(gong)(gong)(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)電(dian)(dian)(dian)流(liu)(liu)(liu)量(liang)(liang)(liang)值(zhi)1.5A，感(gan)應工(gong)(gong)(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)工(gong)(gong)(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)工(gong)(gong)(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)電(dian)(dian)(dian)流(liu)(liu)(liu)量(liang)(liang)(liang)值(zhi)表(biao)(biao)信號(hao)燈。 C組(zu):血(xue)壓(ya)(ya)高壓(ya)(ya)高直流(liu)(liu)(liu)電(dian)(dian)(dian)原穩(wen)壓(ya)(ya)供電(dian)(dian)(dian)，電(dian)(dian)(dian)阻(zu)(zu)(zu)值(zhi)5V，感(gan)應工(gong)(gong)(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)工(gong)(gong)(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)工(gong)(gong)(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)電(dian)(dian)(dian)流(liu)(liu)(liu)量(liang)(liang)(liang)值(zhi)0.5A，感(gan)應工(gong)(gong)(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)工(gong)(gong)(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)工(gong)(gong)(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)電(dian)(dian)(dian)流(liu)(liu)(liu)量(liang)(liang)(liang)值(zhi)表(biao)(biao)信號(hao)燈。 D組(zu):雙(shuang)路穩(wen)流(liu)(liu)(liu)穩(wen)壓(ya)(ya)供電(dian)(dian)(dian)，二路轉(zhuan)(zhuan)換電(dian)(dian)(dian)阻(zu)(zu)(zu)值(zhi)均(jun)為(wei)0～30V，由多圈電(dian)(dian)(dian)位(wei)差器(qi)(qi)陸(lu)續調低(di)，轉(zhuan)(zhuan)換大(da)感(gan)應工(gong)(gong)(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)工(gong)(gong)(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)工(gong)(gong)(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)電(dian)(dian)(dian)流(liu)(liu)(liu)量(liang)(liang)(liang)值(zhi)為(wei)1.5A，每路供電(dian)(dian)(dian)轉(zhuan)(zhuan)換有0.5級數字式感(gan)應工(gong)(gong)(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)工(gong)(gong)(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)工(gong)(gong)(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)電(dian)(dian)(dian)流(liu)(liu)(liu)量(liang)(liang)(liang)值(zhi)表(biao)(biao)、電(dian)(dian)(dian)阻(zu)(zu)(zu)值(zhi)表(biao)(biao)信號(hao)燈。電(dian)(dian)(dian)阻(zu)(zu)(zu)值(zhi)穩(wen)壓(ya)(ya)度(du)<10－2，負穩(wen)壓(ya)(ya)度(du)<10－2，紋(wen)波(bo)電(dian)(dian)(dian)阻(zu)(zu)(zu)值(zhi): <5mV。 E組(zu):兩(liang)相(xiang)電(dian)(dian)(dian)變(bian)頻(pin)器(qi)(qi)溝通(tong)市電(dian)(dian)(dian)轉(zhuan)(zhuan)換，供用戶的配備(bei)設施操作(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)(zuo)。
1.2瓦(wa)數(shu)輸入輸出(chu)函數(shu)值有(you)器：
1）選(xuan)(xuan)取(qu)(qu)簡單(dan)小數(shu)1速(su)率(lv)提煉（DDS）出(chu)現(xian)高表面(mian)粗糙(cao)度(du)(du)正弦交(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)流(liu)(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)函(han)數(shu)交(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)流(liu)(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)波(bo)(bo)(bo)，方波(bo)(bo)(bo)和角形(xing)波(bo)(bo)(bo)。選(xuan)(xuan)取(qu)(qu)體(ti)(ti)(ti)現(xian)手機(ji)(ji)屏LCD體(ti)(ti)(ti)現(xian)傷(shang)(shang)(shang)(shang)害(hai)(hai)(hai)(hai)速(su)率(lv)、波(bo)(bo)(bo)形(xing)圖(tu)(tu)，衰減值。 2）正弦交(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)流(liu)(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)函(han)數(shu)交(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)流(liu)(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)波(bo)(bo)(bo)傷(shang)(shang)(shang)(shang)害(hai)(hai)(hai)(hai)比(bi)率(lv)≥10V,傷(shang)(shang)(shang)(shang)害(hai)(hai)(hai)(hai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)勢(shi)差差50Ω，模糊度(du)(du)<1%（0.1HZ-- 1KHz）。 3）速(su)率(lv)條(tiao)(tiao)(tiao)件(jian): 0.1HZ~3MHz, 選(xuan)(xuan)取(qu)(qu)游戲(xi)鍵盤(pan)簡單(dan)導入小數(shu)1調(diao)結(jie)(jie)(jie)器(qi)速(su)率(lv),。 4）傷(shang)(shang)(shang)(shang)害(hai)(hai)(hai)(hai)比(bi)率(lv)選(xuan)(xuan)取(qu)(qu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)勢(shi)差器(qi)調(diao)結(jie)(jie)(jie)器(qi)，正弦交(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)流(liu)(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)函(han)數(shu)交(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)流(liu)(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)波(bo)(bo)(bo)傷(shang)(shang)(shang)(shang)害(hai)(hai)(hai)(hai)極具(ju)20db,40db衰減。 5）方波(bo)(bo)(bo)占空(kong)比(bi)可手動(dong)調(diao)結(jie)(jie)(jie), 調(diao)結(jie)(jie)(jie)器(qi)條(tiao)(tiao)(tiao)件(jian)：1%-99%調(diao)結(jie)(jie)(jie)器(qi)；方波(bo)(bo)(bo)和角形(xing)波(bo)(bo)(bo)選(xuan)(xuan)取(qu)(qu)TTL電(dian)(dian)(dian)(dian)(dian)(dian)(dian)平(ping)傷(shang)(shang)(shang)(shang)害(hai)(hai)(hai)(hai)。 6）速(su)率(lv)計最高的人測試(shi)條(tiao)(tiao)(tiao)件(jian)100MHz，重新式(shi)(shi)換檔。 1.3一次電(dian)(dian)(dian)(dian)(dian)(dian)(dian)脈(mo)沖造(zao)(zao)成(cheng)(cheng)(cheng)(cheng)的:老(lao)是(shi)可傷(shang)(shang)(shang)(shang)害(hai)(hai)(hai)(hai)一副(fu) -電(dian)(dian)(dian)(dian)(dian)(dian)(dian)脈(mo)沖造(zao)(zao)成(cheng)(cheng)(cheng)(cheng)的。 1.4音(yin)頻工(gong)作工(gong)作交(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)流(liu)(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)拖動(dong)器(qi)：導入音(yin)頻 交(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)流(liu)(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)值不(bu)(bu)不(bu)(bu)少于(yu)(yu)10mV，傷(shang)(shang)(shang)(shang)害(hai)(hai)(hai)(hai)工(gong)作工(gong)作交(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)流(liu)(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)不(bu)(bu)小于(yu)(yu)等于(yu)(yu)1W，音(yin)量(liang)可手動(dong)調(diao)結(jie)(jie)(jie)，內有(you)送話器(qi)，代替拖動(dong)集成(cheng)(cheng)(cheng)(cheng)運放擴音(yin)，也可用(yong)(yong)數(shu)據分(fen)析信息尋跡(ji)。 1.5七(qi)段(duan)譯(yi)碼(ma)(ma)器(qi)(WBK-2000高壓(ya)(ya)(ya)(ya)(ya)(ya)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)工(gong)科學試(shi)驗(yan)所(suo)(suo)室整套裝置暫無功(gong)用(yong)(yong))：3組(zu)七(qi)段(duan)譯(yi)碼(ma)(ma)器(qi)及相對(dui)應(ying)的譯(yi)碼(ma)(ma)體(ti)(ti)(ti)現(xian)數(shu)碼(ma)(ma)設(she)備管。 1.6外測交(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)交(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)流(liu)(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)二(er)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)費(fei)(fei)流(liu)(liu)(liu)(liu)(liu)(liu)表:表面(mian)粗糙(cao)度(du)(du)0.5級,三維半小數(shu)1式(shi)(shi)體(ti)(ti)(ti)現(xian)，測試(shi)條(tiao)(tiao)(tiao)件(jian):0～1000mA 1.7外測交(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)交(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)流(liu)(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)二(er)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)費(fei)(fei)壓(ya)(ya)(ya)(ya)(ya)(ya)值表:表面(mian)粗糙(cao)度(du)(du)0.5級,三維半小數(shu)1式(shi)(shi)體(ti)(ti)(ti)現(xian)，測試(shi)條(tiao)(tiao)(tiao)件(jian):0～99.9V。 1.9重新化工(gong)作工(gong)作交(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)流(liu)(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)、工(gong)作工(gong)作交(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)流(liu)(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)質質數(shu)表： 由24位通用(yong)(yong)型(xing)DSP、16位高表面(mian)粗糙(cao)度(du)(du)AD變換器(qi)和速(su)度(du)(du)MPU摸塊(kuai)設(she)定制作而成(cheng)(cheng)(cheng)(cheng)，按照鍵控、數(shu)顯式(shi)(shi)窗戶達成(cheng)(cheng)(cheng)(cheng)人機(ji)(ji)對(dui)戰聊天功(gong)用(yong)(yong)調(diao)節經營模式(shi)(shi)。圖(tu)(tu)片(pian)應(ying)用(yong)(yong)上選(xuan)(xuan)取(qu)(qu)RTOS設(she)定制作思維，時候裝有(you)PC實時監控圖(tu)(tu)片(pian)應(ying)用(yong)(yong)來增加探討(tao)的能(neng)力(li)。能(neng)測試(shi)集成(cheng)(cheng)(cheng)(cheng)運放的工(gong)作工(gong)作交(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)流(liu)(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)、工(gong)作工(gong)作交(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)流(liu)(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)質質數(shu)。工(gong)作工(gong)作交(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)流(liu)(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)測試(shi)表面(mian)粗糙(cao)度(du)(du)為1.0級，工(gong)作工(gong)作交(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)流(liu)(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)質質數(shu)測試(shi)條(tiao)(tiao)(tiao)件(jian)0.3-1.0，交(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)流(liu)(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)值功(gong)率(lv)量(liang)限為450V和5A，能(neng)重新式(shi)(shi)判別電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)(liu)基(ji)本特(te)征（理智(zhi)體(ti)(ti)(ti)現(xian)“L”，容(rong)性體(ti)(ti)(ti)現(xian)“C”，純(chun)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻功(gong)率(lv)不(bu)(bu)體(ti)(ti)(ti)現(xian)），并(bing)可手機(ji)(ji)存儲15組(zu)測試(shi)數(shu)據分(fen)析，供可以調(diao)閱(yue)。2、科學試(shi)驗(yan)所(suo)(suo)操控桌:兩(liang)面(mian)面(mian)磚板合成(cheng)(cheng)(cheng)(cheng)，不(bu)(bu)便形(xing)不(bu)(bu)脫(tuo)色，大小:160×70×80cm，造(zao)(zao)型(xing)圖(tu)(tu)片(pian)好看(kan)大膽,前面(mian)不(bu)(bu)設(she)抽斗，放置機(ji)(ji)器(qi)，差不(bu)(bu)多二(er)只放置柜(ju)，代替存放元電(dian)(dian)(dian)(dian)(dian)(dian)(dian)子器(qi)件(jian)。
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