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電工作業網絡系(xi)統?供用電拖動(dong)培訓綜合考核部件
本系統(tong)設(she)計都(dou)是我司跟據文化山東省的(de)教(jiao)(jiao)(jiao)(jiao)育(yu)私(si)立學(xue)(xue)(xue)(xue)校(xiao)廳“復興(xing)二(er)十世紀(ji)經典職(zhi)(zhi)(zhi)業(ye)淺析選擇文化的(de)教(jiao)(jiao)(jiao)(jiao)育(yu)私(si)立學(xue)(xue)(xue)(xue)校(xiao)的(de)的(de)課(ke)(ke)(ke)程(cheng)(cheng)創(chuang)新和輔導書開(kai)發計劃”的(de)規(gui)(gui)定(ding)規(gui)(gui)定(ding)要求(qiu)，根(gen)據職(zhi)(zhi)(zhi)業(ye)淺析選擇文化的(de)教(jiao)(jiao)(jiao)(jiao)育(yu)私(si)立學(xue)(xue)(xue)(xue)校(xiao)的(de)教(jiao)(jiao)(jiao)(jiao)育(yu)教(jiao)(jiao)(jiao)(jiao)學(xue)(xue)(xue)(xue)和實(shi)踐(jian)教(jiao)(jiao)(jiao)(jiao)學(xue)(xue)(xue)(xue)規(gui)(gui)定(ding)規(gui)(gui)定(ding)要求(qiu)而科研開(kai)發的(de)護(hu)膚品，實(shi)踐(jian)教(jiao)(jiao)(jiao)(jiao)學(xue)(xue)(xue)(xue)游戲內(nei)容涉及“三(san)極管淺析”“低(di)壓(ya)電(dian)(dian)(dian)(dian)工作業(ye)的(de)基礎”“低(di)壓(ya)電(dian)(dian)(dian)(dian)工作業(ye)學(xue)(xue)(xue)(xue)”“摸(mo)擬電(dian)(dian)(dian)(dian)商元(yuan)(yuan)電(dian)(dian)(dian)(dian)子原(yuan)件封裝系統(tong)應(ying)用”“數據電(dian)(dian)(dian)(dian)商元(yuan)(yuan)電(dian)(dian)(dian)(dian)子原(yuan)件封裝系統(tong)應(ying)用”“調速電(dian)(dian)(dian)(dian)機(ji)把(ba)控(kong)好”“繼電(dian)(dian)(dian)(dian)碰到器把(ba)控(kong)好”等(deng)的(de)的(de)課(ke)(ke)(ke)程(cheng)(cheng)實(shi)踐(jian)教(jiao)(jiao)(jiao)(jiao)學(xue)(xue)(xue)(xue)的(de)活(huo)動，型式(shi)有效率，實(shi)踐(jian)教(jiao)(jiao)(jiao)(jiao)學(xue)(xue)(xue)(xue)元(yuan)(yuan)電(dian)(dian)(dian)(dian)子原(yuan)件封裝利用掛(gua)箱式(shi)，易增(zeng)高(gao)(gao)或(huo)(huo)拓(tuo)展實(shi)踐(jian)教(jiao)(jiao)(jiao)(jiao)學(xue)(xue)(xue)(xue)的(de)活(huo)動。該(gai)系統(tong)設(she)計適用于(yu)高(gao)(gao)職(zhi)(zhi)(zhi)高(gao)(gao)專(zhuan)院校(xiao)、高(gao)(gao)專(zhuan)、職(zhi)(zhi)(zhi)業(ye)中(zhong)專(zhuan)、職(zhi)(zhi)(zhi)業(ye)中(zhong)專(zhuan)私(si)立學(xue)(xue)(xue)(xue)校(xiao)等(deng)創(chuang)建或(huo)(huo)續建實(shi)踐(jian)教(jiao)(jiao)(jiao)(jiao)學(xue)(xue)(xue)(xue)室(shi)，為(wei)私(si)立學(xue)(xue)(xue)(xue)校(xiao)很快(kuai)設(she)立實(shi)踐(jian)教(jiao)(jiao)(jiao)(jiao)學(xue)(xue)(xue)(xue)課(ke)(ke)(ke)給予了滿意的(de)實(shi)踐(jian)教(jiao)(jiao)(jiao)(jiao)學(xue)(xue)(xue)(xue)主設(she)備。
一、技木安全性能
1、讀(du)取(qu)(qu)供電(dian)線(xian)線(xian)：單(dan)相四線(xian)（或單(dan)相五(wu)線(xian)）～380V±5% 50Hz（供電(dian)線(xian)線(xian)讀(du)取(qu)(qu)由多網(wang)絡(luo)新聞示教門(men)外無線(xian)網(wang)供電(dian)線(xian)線(xian)掌(zhang)握器(qi)掌(zhang)握）
2、的溫度：-10℃～+40℃，相對于內部含水率＜85%（25℃）
3、裝(zhuang)置設備(bei)功率：＜1.5KVA
4、體積：150Kg
5、性能尺(chi)寸圖：1600mm×700mm×1500mm
二、實(shi)踐(jian)裝置(zhi)(zhi)注(zhu)意(yi)手機(ji)配置(zhi)(zhi)及能(neng)力 本實(shi)踐(jian)臺注(zhu)意(yi)由實(shi)踐(jian)屏、實(shi)踐(jian)掛箱、實(shi)踐(jian)桌(zhuo)到了分(fen)為(wei)。
（一）培(pei)訓屏 培(pei)訓屏為鐵質多(duo)層(ceng)亞光(guang)密紋(wen)噴塑框架，鋁(lv)質表面板(ban)，為培(pei)訓掛箱具備洽(qia)談電(dian)原、直流(liu)(liu)變(bian)壓器穩光(guang)電(dian)探測(ce)器原、恒流(liu)(liu)源、變(bian)量手機(ji)信號(hao)等離(li)子(zi)發(fa)生器、測(ce)式(shi)儀器儀表及培(pei)訓電(dian)子(zi)器件等，具體實施功效以下幾點：
1、掌控及聯席會開(kai)(kai)關電(dian)(dian)源局部 （1）展(zhan)(zhan)(zhan)示(shi)(shi) 三(san)相四線一(yi)(yi)定380V座談(tan)會外(wai)(wai)接(jie)(jie)電(dian)(dian)原(yuan)模(mo)塊(kuai)打(da)(da)開(kai)(kai)，由(you)組和(he)打(da)(da)開(kai)(kai)獨(du)力設定其傷害相電(dian)(dian)壓(ya)(ya)降(jiang)，紅黃、線間可以短路等(deng)問題或電(dian)(dian)機負載由(you)片式(shi)機整個過程自(zi)功(gong)(gong)(gong)攝(she)像頭自(zi)功(gong)(gong)(gong)保護。功(gong)(gong)(gong)率型(xing)相電(dian)(dian)壓(ya)(ya)降(jiang)型(xing)漏電(dian)(dian)打(da)(da)開(kai)(kai)揭(jie)開(kai)(kai)后(hou)由(you)開(kai)(kai)啟和(he)中斷(duan)(duan)按鍵設定培訓(xun)(xun)臺事(shi)業外(wai)(wai)接(jie)(jie)電(dian)(dian)原(yuan)模(mo)塊(kuai)打(da)(da)開(kai)(kai)。擁有告警和(he)重(zhong)置(zhi)性(xing)能。 （2）展(zhan)(zhan)(zhan)示(shi)(shi) 三(san)相變頻器(qi)0～250V/2A間斷(duan)(duan)性(xing)能自(zi)由(you)調(diao)(diao)節(jie)(jie)(jie)(jie)節(jie)(jie)(jie)(jie)為(wei)座談(tan)會外(wai)(wai)接(jie)(jie)電(dian)(dian)原(yuan)模(mo)塊(kuai)打(da)(da)開(kai)(kai)節(jie)(jie)(jie)(jie)節(jie)(jie)(jie)(jie)高升（選配一(yi)(yi)種(zhong)0.5KVA三(san)相變頻器(qi)調(diao)(diao)壓(ya)(ya)器(qi)）。同一(yi)(yi)經整流(liu)(liu)各個環節(jie)(jie)(jie)(jie)應得單組0-240V間斷(duan)(duan)性(xing)能自(zi)由(you)調(diao)(diao)節(jie)(jie)(jie)(jie)節(jie)(jie)(jie)(jie)為(wei)電(dian)(dian)流(liu)(liu)值外(wai)(wai)接(jie)(jie)電(dian)(dian)原(yuan)模(mo)塊(kuai)打(da)(da)開(kai)(kai)，有表顯示(shi)(shi)傷害相電(dian)(dian)壓(ya)(ya)降(jiang)相電(dian)(dian)壓(ya)(ya)降(jiang)值。 （3）展(zhan)(zhan)(zhan)示(shi)(shi) 2V、4V、6V、8V、10V、12V、14V、16V、18V、20V、24V低壓(ya)(ya)低座談(tan)會外(wai)(wai)接(jie)(jie)電(dian)(dian)原(yuan)模(mo)塊(kuai)打(da)(da)開(kai)(kai)，功(gong)(gong)(gong)率1.5A。 （4）展(zhan)(zhan)(zhan)示(shi)(shi) ～220V插板2只，為(wei)冗余儀器(qi)設備展(zhan)(zhan)(zhan)示(shi)(shi) 事(shi)業外(wai)(wai)接(jie)(jie)電(dian)(dian)原(yuan)模(mo)塊(kuai)打(da)(da)開(kai)(kai)。 （5）選配培訓(xun)(xun)用250V/30W光(guang)照(zhao)燈管及托架一(yi)(yi)個。
2、直流(liu)(liu)(liu)電(dian)(dian)壓(ya)(ya)變壓(ya)(ya)器(qi)供(gong)電(dian)(dian)大(da)部(bu)分 （1）雙(shuang)路恒(heng)流(liu)(liu)(liu)穩(wen)壓(ya)(ya)供(gong)電(dian)(dian)，二(er)路讀(du)(du)取(qu)的輸出(chu)(chu)功(gong)(gong)率(lv)均為0-30V，內(nei)部(bu)設置式(shi)(shi)繼電(dian)(dian)器(qi)電(dian)(dian)路圖設備(bei)自動化換檔(dang)。多圈電(dian)(dian)極電(dian)(dian)阻器(qi)連續式(shi)(shi)調理，在使用簡單方(fang)便。讀(du)(du)取(qu)上限(xian)瞬(shun)(shun)(shun)時(shi)輸出(chu)(chu)功(gong)(gong)率(lv)瞬(shun)(shun)(shun)時(shi)電(dian)(dian)流(liu)(liu)(liu)為1.5A，更具設置式(shi)(shi)限(xian)流(liu)(liu)(liu)保護措施技能，讀(du)(du)取(qu)有(you)0.5級數(shu)字1瞬(shun)(shun)(shun)時(shi)輸出(chu)(chu)功(gong)(gong)率(lv)瞬(shun)(shun)(shun)時(shi)電(dian)(dian)流(liu)(liu)(liu)表(biao)、的輸出(chu)(chu)功(gong)(gong)率(lv)表(biao)警(jing)示(shi)，的輸出(chu)(chu)功(gong)(gong)率(lv)比較(jiao)穩(wen)定性度(du)10-2，環境下(xia)比較(jiao)穩(wen)定性度(du)10-2，紋波的輸出(chu)(chu)功(gong)(gong)率(lv)5mv。 （2）低壓(ya)(ya)證書直流(liu)(liu)(liu)電(dian)(dian)壓(ya)(ya)變壓(ya)(ya)器(qi)穩(wen)壓(ya)(ya)供(gong)電(dian)(dian)：+5V，瞬(shun)(shun)(shun)時(shi)輸出(chu)(chu)功(gong)(gong)率(lv)瞬(shun)(shun)(shun)時(shi)電(dian)(dian)流(liu)(liu)(liu)0.5A，有(you)表(biao)警(jing)示(shi)。
3、最大功率(lv)打(da)出(chu)函數公式會出(chu)現(xian)器： 1）適(shi)用(yong)可以立(li)即(ji)金額速(su)率(lv)合成視頻（DDS）引(yin)起高gps精(jing)度余(yu)弦波(bo)(bo)，方波(bo)(bo)和角(jiao)形(xing)波(bo)(bo)。適(shi)用(yong)大表(biao)現(xian)表(biao)現(xian)屏幕LCD表(biao)現(xian)打(da)出(chu)速(su)率(lv)、波(bo)(bo)型，衰減值。 2）余(yu)弦波(bo)(bo)打(da)出(chu)位(wei)(wei)(wei)置之(zhi)內≥10V,打(da)出(chu)抗阻50Ω，失幀度<1%（0.1HZ-- 1KHz）。 3）速(su)率(lv)位(wei)(wei)(wei)置之(zhi)內: 0.1HZ~3MHz, 適(shi)用(yong)按鍵可以立(li)即(ji)輸(shu)進金額場景人物風(feng)格的設定(ding)在速(su)率(lv),。 4）打(da)出(chu)位(wei)(wei)(wei)置之(zhi)內適(shi)用(yong)電勢(shi)差器調整(zheng)，余(yu)弦波(bo)(bo)打(da)出(chu)具備著20db,40db衰減。 5）方波(bo)(bo)占空比(bi)可控, 調整(zheng)位(wei)(wei)(wei)置之(zhi)內：1%-99%調整(zheng)；方波(bo)(bo)和角(jiao)形(xing)波(bo)(bo)適(shi)用(yong)TTL電平打(da)出(chu)。 6）速(su)率(lv)計非常(chang)高測定(ding)位(wei)(wei)(wei)置之(zhi)內100MHz，智能換(huan)檔。
4、連續不斷計算脈沖造成的(de)：輸出的(de)頻繁0.5-300KHz。
5、只(zhi)要(yao)脈寬：只(zhi)要(yao)可打出(chu)1對(dui)正反脈寬。
6、自(zi)(zi)動(dong)化儀(yi)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)部(bu)件(jian) （1）真(zhen)合(he)理值(zhi)(zhi)(zhi)(zhi)(zhi)互動(dong)信(xin)息(xi)字母(mu)8直流(liu)電(dian)(dian)源(yuan)電(dian)(dian)阻值(zhi)(zhi)(zhi)(zhi)(zhi)值(zhi)(zhi)(zhi)(zhi)(zhi)值(zhi)(zhi)(zhi)(zhi)(zhi)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)1只(zhi)(zhi)，測(ce)(ce)定(ding)(ding)的(de)(de)依據(ju)：0-500V，0.5級(ji)，3位半(ban)數(shu)(shu)顯(xian)(xian)儀(yi)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)壓(ya)(ya)(ya)力(li)(li)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)壓(ya)(ya)(ya)力(li)(li)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)。 （2）真(zhen)合(he)理值(zhi)(zhi)(zhi)(zhi)(zhi)互動(dong)信(xin)息(xi)字母(mu)8交流(liu)電(dian)(dian)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)1只(zhi)(zhi)，測(ce)(ce)定(ding)(ding)的(de)(de)依據(ju)：0-2000mA，0.5級(ji)，3位半(ban)數(shu)(shu)顯(xian)(xian)儀(yi)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)壓(ya)(ya)(ya)力(li)(li)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)壓(ya)(ya)(ya)力(li)(li)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)。 （3）整(zheng)流(liu)數(shu)(shu)顯(xian)(xian)儀(yi)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)壓(ya)(ya)(ya)力(li)(li)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)壓(ya)(ya)(ya)力(li)(li)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)直流(liu)電(dian)(dian)源(yuan)電(dian)(dian)阻值(zhi)(zhi)(zhi)(zhi)(zhi)值(zhi)(zhi)(zhi)(zhi)(zhi)值(zhi)(zhi)(zhi)(zhi)(zhi)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)1只(zhi)(zhi)，測(ce)(ce)定(ding)(ding)的(de)(de)依據(ju)：0-200V，0.5級(ji)，3位半(ban)數(shu)(shu)顯(xian)(xian)儀(yi)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)壓(ya)(ya)(ya)力(li)(li)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)壓(ya)(ya)(ya)力(li)(li)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)。 （4）整(zheng)流(liu)數(shu)(shu)顯(xian)(xian)儀(yi)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)壓(ya)(ya)(ya)力(li)(li)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)壓(ya)(ya)(ya)力(li)(li)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)交流(liu)電(dian)(dian)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)1只(zhi)(zhi)，測(ce)(ce)定(ding)(ding)的(de)(de)依據(ju)：0-2000mA，0.5級(ji)，3位半(ban)數(shu)(shu)顯(xian)(xian)儀(yi)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)壓(ya)(ya)(ya)力(li)(li)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)壓(ya)(ya)(ya)力(li)(li)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)。 （5）單相電(dian)(dian)自(zi)(zi)動(dong)化型工(gong)率(lv)、工(gong)率(lv)條件(jian)表(biao)(biao)(biao)(biao)(biao)(biao)(biao) 由(you)買套微新電(dian)(dian)腦(nao)，飛速(su)、高(gao)要(yao)求A/D轉為心片和全數(shu)(shu)顯(xian)(xian)儀(yi)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)壓(ya)(ya)(ya)力(li)(li)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)壓(ya)(ya)(ya)力(li)(li)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)電(dian)(dian)路(lu)原理分為。憑借(jie)鍵控(kong)、數(shu)(shu)顯(xian)(xian)儀(yi)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)壓(ya)(ya)(ya)力(li)(li)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)壓(ya)(ya)(ya)力(li)(li)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)任務欄進(jin)行人與(yu)機器對活功(gong)(gong)能(neng)性把控(kong)模(mo)試。為提高(gao)自(zi)(zi)己測(ce)(ce)定(ding)(ding)的(de)(de)依據(ju)和檢(jian)驗(yan)要(yao)求，將被測(ce)(ce)直流(liu)電(dian)(dian)源(yuan)電(dian)(dian)阻值(zhi)(zhi)(zhi)(zhi)(zhi)值(zhi)(zhi)(zhi)(zhi)(zhi)值(zhi)(zhi)(zhi)(zhi)(zhi)、交流(liu)電(dian)(dian)瞬(shun)時(shi)值(zhi)(zhi)(zhi)(zhi)(zhi)時(shi)的(de)(de)制樣電(dian)(dian)磁波經A/D變(bian)幻，分為轉用DSP運算(suan)有(you)功(gong)(gong)工(gong)率(lv)。工(gong)率(lv)的(de)(de)測(ce)(ce)定(ding)(ding)要(yao)求0.5級(ji)，直流(liu)電(dian)(dian)源(yuan)電(dian)(dian)阻值(zhi)(zhi)(zhi)(zhi)(zhi)值(zhi)(zhi)(zhi)(zhi)(zhi)值(zhi)(zhi)(zhi)(zhi)(zhi)、交流(liu)電(dian)(dian)預(yu)估范(fan)圍各自(zi)(zi)為450V、5A，可測(ce)(ce)定(ding)(ding)短(duan)路(lu)電(dian)(dian)流(liu)的(de)(de)有(you)功(gong)(gong)工(gong)率(lv)、工(gong)率(lv)條件(jian)及短(duan)路(lu)電(dian)(dian)流(liu)的(de)(de)屬性；還都可以儲存(cun)室、統(tong)計15組工(gong)率(lv)和工(gong)率(lv)條件(jian)的(de)(de)檢(jian)驗(yan)效(xiao)果數(shu)(shu)據(ju)資料，并可逐組查尋。 （6）表(biao)(biao)(biao)(biao)(biao)(biao)(biao)針式(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)整(zheng)流(liu)微安表(biao)(biao)(biao)(biao)(biao)(biao)(biao)1只(zhi)(zhi)，預(yu)估范(fan)圍100uA，要(yao)求1.5級(ji)。
7、七(qi)段譯碼器：6組七(qi)段譯碼器及相對(dui)應譯碼展現電子數碼管
8、語言表達(da)電平(ping)提示 ：8位LED提示 器
9、邏輯(ji)思(si)維電(dian)平面板電(dian)開關(guan)：8位面板電(dian)開關(guan)電(dian)平效果 10、實驗設計安全管理器 平常當作(zuo)鐘表用，享有(you)添加(jia)實踐日子(zi)、要定期提醒(xing)、關(guan)閉外接電(dian)源(yuan)作(zuo)用，除外自(zi)主記錄查詢因(yin)為接線兩(liang)端或作(zuo)業(ye)錯識有(you)的(de)漏(lou)電(dian)告警總(zong)頻率，為學(xue)子(zi)實踐新技能判斷帶(dai)來(lai)一些制(zhi)定的(de)原則。
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