歡迎來到上海上益教育設備制造有限公司
021-51391087
上海上益教育設備制造有限公司
服務熱線:
021-51391082
021-51391083
SYBK-535D 電工、模電、數電、電氣控制設備四合一綜合實驗室成套設備(帶智能型功率表、功率因數表)
2019-07-22 06:48:22
15028次訪問

培訓設備

一、車輛的特性:

研(yan)究(jiu)(jiu)臺兼有較(jiao)成(cheng)(cheng)熟的(de)的(de)安(an)全(quan)保障庇護安(an)全(quan)措施,較(jiao)全(quan)的(de)功效。研(yan)究(jiu)(jiu)實際(ji)運行桌中(zhong)心標配專用電(dian)(dian)線(xian)插扳,電(dian)(dian)線(xian)板由(you)原(yuan)裝進(jin)口ABS注塑機而成(cheng)(cheng),上面(mian)要裝壓鑄(zhu)而成(cheng)(cheng)九孔排(pai)成(cheng)(cheng)組的(de)鋁片,面(mian)布(bu)有九孔排(pai)成(cheng)(cheng)組能(neng)(neng)夠 電(dian)(dian)信的(de)插孔,去數學(xue)(xue)創(chuang)新研(yan)究(jiu)(jiu)元集成(cheng)(cheng)電(dian)(dian)路芯(xin)(xin)片接(jie)口在(zai)其(qi)就任意拼插成(cheng)(cheng)研(yan)究(jiu)(jiu)電(dian)(dian)線(xian)。研(yan)究(jiu)(jiu)元集成(cheng)(cheng)電(dian)(dian)路芯(xin)(xin)片制(zhi)作成(cheng)(cheng)半透明去數學(xue)(xue)創(chuang)新接(jie)口,可以直觀性好,盒蓋(gai)印有仍會腿(tui)色元集成(cheng)(cheng)電(dian)(dian)路芯(xin)(xin)片特殊符(fu)號,線(xian)段明顯牢固(gu)。盒體與盒蓋(gai)進(jin)行較(jiao)數學(xue)(xue)的(de)壓卡式設備(bei)構造,維修服(fu)務(wu)、更改(gai)元集成(cheng)(cheng)電(dian)(dian)路芯(xin)(xin)片拆解簡單。元集成(cheng)(cheng)電(dian)(dian)路芯(xin)(xin)片儲放在(zai)研(yan)究(jiu)(jiu)實際(ji)運行桌下側以內柜中(zhong),研(yan)究(jiu)(jiu)時取存簡單,有效的(de)提高了(le)了(le)維護能(neng)(neng)力,發展規劃(hua)化狀(zhuang)態,有效的(de)消減(jian)了(le)老師研(yan)究(jiu)(jiu)備(bei)好任務(wu)。

二、實用區域:

支持于(yu)高(gao)級(ji)高(gao)校(xiao)及標準較高(gao)的(de)(de)職校(xiao)、職校(xiao)、崗位該校(xiao),可(ke)進(jin)行電(dian)(dian)(dian)焊(han)工學、電(dian)(dian)(dian)焊(han)工的(de)(de)工作(zuo)原理(li)、電(dian)(dian)(dian)源線路(lu)(lu)定性分析、模擬機電(dian)(dian)(dian)子能力、小(xiao)數電(dian)(dian)(dian)源線路(lu)(lu)、電(dian)(dian)(dian)力電(dian)(dian)(dian)氣設(she)定等(deng)內容試驗性。該系(xi)統(tong)是主要(yao)試驗性室系(xi)統(tong)的(de)(de)發布換代或剛剛建(jian)立(li)、開工建(jian)設(she)試驗性室的(de)(de)理(li)想(xiang)的(de)(de)車(che)輛,它(ta)的(de)(de)設(she)備是該校(xiao)抽水平、上分類的(de)(de)為重要(yao)圓形標志。

三、進(jin)行(xing)實(shi)(shi)驗(yan)實(shi)(shi)際(ji)操作臺和進(jin)行(xing)實(shi)(shi)驗(yan)實(shi)(shi)際(ji)操作實(shi)(shi)際(ji)操作桌型式及性能(neng):

1、實踐臺搭(da)建與功能(neng):

1.1.電源適配器及基本參(can)數

1.1.1錄(lu)入(ru)外(wai)(wai)接電源模塊:三(san)相四線(xian)四線(xian)外(wai)(wai)接電源模塊,錄(lu)入(ru)時(shi)顯示燈亮

1.1.2電(dian)(dian)(dian)(dian)打(da)印(yin)(yin)(yin)(yin)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)換(huan)(huan)(huan)(huan)精(jing)度(du)(du)的(de)(de)(de)(de)(de):有保費絲和漏電(dian)(dian)(dian)(dian)保護啟(qi)閉(bi)下級保護功(gong)(gong)(gong)(gong)效。 A組:單、相(xiang)電(dian)(dian)(dian)(dian)阻(zu)(zu)四線(xian)制(zhi)(zhi)24v開(kai)關轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)換(huan)(huan)(huan)(huan)功(gong)(gong)(gong)(gong)率(lv)(lv)(lv)值(zhi)模(mo)塊(kuai)線(xian)線(xian)隨(sui)意(yi)控(kong)制(zhi)(zhi)溝(gou)通(tong)(tong)(tong)電(dian)(dian)(dian)(dian),可以提供相(xiang)電(dian)(dian)(dian)(dian)阻(zu)(zu)四線(xian)制(zhi)(zhi)24v開(kai)關轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)換(huan)(huan)(huan)(huan)功(gong)(gong)(gong)(gong)率(lv)(lv)(lv)值(zhi)模(mo)塊(kuai)線(xian)線(xian)0~430V持續性隨(sui)意(yi)控(kong)制(zhi)(zhi)的(de)(de)(de)(de)(de)溝(gou)通(tong)(tong)(tong)電(dian)(dian)(dian)(dian),時(shi)(shi)可知至0~240V二(er)相(xiang)隨(sui)意(yi)控(kong)制(zhi)(zhi)電(dian)(dian)(dian)(dian)(擁有臺1.5KVA的(de)(de)(de)(de)(de)相(xiang)電(dian)(dian)(dian)(dian)阻(zu)(zu)四線(xian)制(zhi)(zhi)24v開(kai)關轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)換(huan)(huan)(huan)(huan)功(gong)(gong)(gong)(gong)率(lv)(lv)(lv)值(zhi)模(mo)塊(kuai)線(xian)線(xian)自耦調壓(ya)器(qi),擁有三只結構體(ti)指針式(shi)溝(gou)通(tong)(tong)(tong)電(dian)(dian)(dian)(dian)阻(zu)(zu)表(biao)(biao),標(biao)(biao)示燈(deng)調壓(ya)器(qi)打(da)印(yin)(yin)(yin)(yin)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)換(huan)(huan)(huan)(huan)精(jing)度(du)(du)的(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)阻(zu)(zu))。 B組:低(di)壓(ya)證書(shu)證書(shu)溝(gou)通(tong)(tong)(tong)電(dian)(dian)(dian)(dian)阻(zu)(zu)3-24V分七檔隨(sui)意(yi)控(kong)制(zhi)(zhi),最好打(da)印(yin)(yin)(yin)(yin)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)換(huan)(huan)(huan)(huan)精(jing)度(du)(du)的(de)(de)(de)(de)(de)瞬(shun)(shun)時(shi)(shi)打(da)印(yin)(yin)(yin)(yin)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)換(huan)(huan)(huan)(huan)的(de)(de)(de)(de)(de)功(gong)(gong)(gong)(gong)率(lv)(lv)(lv)阻(zu)(zu)流(liu)打(da)印(yin)(yin)(yin)(yin)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)換(huan)(huan)(huan)(huan)的(de)(de)(de)(de)(de)功(gong)(gong)(gong)(gong)率(lv)(lv)(lv)降(jiang)1.5A,瞬(shun)(shun)時(shi)(shi)打(da)印(yin)(yin)(yin)(yin)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)換(huan)(huan)(huan)(huan)的(de)(de)(de)(de)(de)功(gong)(gong)(gong)(gong)率(lv)(lv)(lv)阻(zu)(zu)流(liu)打(da)印(yin)(yin)(yin)(yin)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)換(huan)(huan)(huan)(huan)的(de)(de)(de)(de)(de)功(gong)(gong)(gong)(gong)率(lv)(lv)(lv)降(jiang)表(biao)(biao)標(biao)(biao)示燈(deng)。 C組:低(di)壓(ya)證書(shu)證書(shu)瞬(shun)(shun)時(shi)(shi)打(da)印(yin)(yin)(yin)(yin)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)換(huan)(huan)(huan)(huan)的(de)(de)(de)(de)(de)功(gong)(gong)(gong)(gong)率(lv)(lv)(lv)阻(zu)(zu)流(liu)穩(wen)壓(ya)阻(zu)(zu)式(shi),電(dian)(dian)(dian)(dian)阻(zu)(zu)5V,瞬(shun)(shun)時(shi)(shi)打(da)印(yin)(yin)(yin)(yin)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)換(huan)(huan)(huan)(huan)的(de)(de)(de)(de)(de)功(gong)(gong)(gong)(gong)率(lv)(lv)(lv)阻(zu)(zu)流(liu)打(da)印(yin)(yin)(yin)(yin)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)換(huan)(huan)(huan)(huan)的(de)(de)(de)(de)(de)功(gong)(gong)(gong)(gong)率(lv)(lv)(lv)降(jiang)0.5A,瞬(shun)(shun)時(shi)(shi)打(da)印(yin)(yin)(yin)(yin)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)換(huan)(huan)(huan)(huan)的(de)(de)(de)(de)(de)功(gong)(gong)(gong)(gong)率(lv)(lv)(lv)阻(zu)(zu)流(liu)打(da)印(yin)(yin)(yin)(yin)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)換(huan)(huan)(huan)(huan)的(de)(de)(de)(de)(de)功(gong)(gong)(gong)(gong)率(lv)(lv)(lv)降(jiang)表(biao)(biao)標(biao)(biao)示燈(deng)。 D組:雙路(lu)穩(wen)流(liu)穩(wen)壓(ya)阻(zu)(zu)式(shi),二(er)路(lu)打(da)印(yin)(yin)(yin)(yin)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)換(huan)(huan)(huan)(huan)精(jing)度(du)(du)的(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)阻(zu)(zu)均(jun)為0~30V,由多圈電(dian)(dian)(dian)(dian)勢差器(qi)持續性控(kong)制(zhi)(zhi),打(da)印(yin)(yin)(yin)(yin)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)換(huan)(huan)(huan)(huan)精(jing)度(du)(du)的(de)(de)(de)(de)(de)最好瞬(shun)(shun)時(shi)(shi)打(da)印(yin)(yin)(yin)(yin)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)換(huan)(huan)(huan)(huan)的(de)(de)(de)(de)(de)功(gong)(gong)(gong)(gong)率(lv)(lv)(lv)阻(zu)(zu)流(liu)打(da)印(yin)(yin)(yin)(yin)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)換(huan)(huan)(huan)(huan)的(de)(de)(de)(de)(de)功(gong)(gong)(gong)(gong)率(lv)(lv)(lv)降(jiang)為1.5A,每路(lu)電(dian)(dian)(dian)(dian)打(da)印(yin)(yin)(yin)(yin)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)換(huan)(huan)(huan)(huan)精(jing)度(du)(du)的(de)(de)(de)(de)(de)有0.5級數(shu)字5瞬(shun)(shun)時(shi)(shi)打(da)印(yin)(yin)(yin)(yin)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)換(huan)(huan)(huan)(huan)的(de)(de)(de)(de)(de)功(gong)(gong)(gong)(gong)率(lv)(lv)(lv)阻(zu)(zu)流(liu)打(da)印(yin)(yin)(yin)(yin)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)換(huan)(huan)(huan)(huan)的(de)(de)(de)(de)(de)功(gong)(gong)(gong)(gong)率(lv)(lv)(lv)降(jiang)表(biao)(biao)、電(dian)(dian)(dian)(dian)阻(zu)(zu)表(biao)(biao)標(biao)(biao)示燈(deng)。電(dian)(dian)(dian)(dian)阻(zu)(zu)穩(wen)壓(ya)度(du)(du)<10-2,負穩(wen)壓(ya)度(du)(du)<10-2,紋波電(dian)(dian)(dian)(dian)阻(zu)(zu): <5mV。 E組:二(er)相(xiang)溝(gou)通(tong)(tong)(tong)市電(dian)(dian)(dian)(dian)打(da)印(yin)(yin)(yin)(yin)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)換(huan)(huan)(huan)(huan)精(jing)度(du)(du)的(de)(de)(de)(de)(de),供我們專用機器(qi)設備用到。

1.2工作功(gong)率打(da)(da)印打(da)(da)出數(shu)(shu)學函數(shu)(shu)遭受器: 1)采(cai)(cai)取單獨(du)號碼聲(sheng)(sheng)音(yin)(yin)次數(shu)(shu)提(ti)煉(lian)(DDS)引發(fa)高(gao)高(gao)畫質余弦(xian)(xian)交(jiao)(jiao)流(liu)電函數(shu)(shu)波(bo)(bo)(bo)(bo)(bo),方(fang)波(bo)(bo)(bo)(bo)(bo)和半(ban)圓波(bo)(bo)(bo)(bo)(bo)。采(cai)(cai)取彰顯手機屏LCD彰顯打(da)(da)印打(da)(da)出聲(sheng)(sheng)音(yin)(yin)次數(shu)(shu)、余弦(xian)(xian)交(jiao)(jiao)流(liu)電波(bo)(bo)(bo)(bo)(bo)形,衰(shuai)減(jian)值(zhi)。 2)余弦(xian)(xian)交(jiao)(jiao)流(liu)電函數(shu)(shu)波(bo)(bo)(bo)(bo)(bo)打(da)(da)印打(da)(da)出增(zeng)長(chang)波(bo)(bo)(bo)(bo)(bo)幅(fu)≥10V,打(da)(da)印打(da)(da)出特性阻(zu)抗50Ω,失幀(zhen)度<1%(0.1HZ-- 1KHz)。 3)聲(sheng)(sheng)音(yin)(yin)次數(shu)(shu)位(wei)置: 0.1HZ~3MHz, 采(cai)(cai)取手機鍵(jian)盤單獨(du)導入號碼添加聲(sheng)(sheng)音(yin)(yin)次數(shu)(shu),。 4)打(da)(da)印打(da)(da)出增(zeng)長(chang)波(bo)(bo)(bo)(bo)(bo)幅(fu)采(cai)(cai)取電位(wei)差器控制,余弦(xian)(xian)交(jiao)(jiao)流(liu)電函數(shu)(shu)波(bo)(bo)(bo)(bo)(bo)打(da)(da)印打(da)(da)出兼具20db,40db衰(shuai)減(jian)。 5)方(fang)波(bo)(bo)(bo)(bo)(bo)占空比能自(zi)由調結, 控制位(wei)置:1%-99%控制;方(fang)波(bo)(bo)(bo)(bo)(bo)和半(ban)圓波(bo)(bo)(bo)(bo)(bo)采(cai)(cai)取TTL電平打(da)(da)印打(da)(da)出。 6)聲(sheng)(sheng)音(yin)(yin)次數(shu)(shu)計(ji)很高(gao)校(xiao)正位(wei)置100MHz,自(zi)動化換(huan)檔。

1.3累計(ji)脈(mo)寬(kuan)發生(sheng)器:每晚可工作輸出兩(liang)只正反脈(mo)寬(kuan)發生(sheng)器。

1.4雙(shuang)(shuang)聲道電(dian)機耗油率縮放器:投入雙(shuang)(shuang)聲道 的電(dian)壓不不低于10mV,傷害電(dian)機耗油率不不低于1W,音量調(diao)節,內有音箱(xiang),主要用于縮放三極管(guan)擴音,也能(neng)作數據(ju)信息尋跡(ji)。

1.5七(qi)段(duan)譯(yi)碼(ma)器(qi)(qi)(WBK-2000電工作(zuo)業(ye)實驗所室電氣成套環保設備(bei)沒有這樣的工作(zuo)):3組七(qi)段(duan)譯(yi)碼(ma)器(qi)(qi)及各自譯(yi)碼(ma)信(xin)息顯示數碼(ma)設備(bei)管。

1.6外測(ce)交直流電(dian)(dian)源電(dian)(dian)壓二(er)用(yong)電(dian)(dian)戶(hu)流表:精(jing)度等級(ji)0.5級(ji),幾位半數字化式凸顯,檢測(ce)時(shi)間范圍:0~1000mA

1.7外測交整流二(er)電量壓表:精(jing)確(que)度(du)0.5級,二(er)位半數字(zi)9式顯(xian)示信息,自動(dong)精(jing)度(du)等級之內(nei):0~99.9V。

1.9電(dian)(dian)(dian)腦(nao)自(zi)(zi)動(dong)化電(dian)(dian)(dian)電(dian)(dian)(dian)率(lv)(lv)、電(dian)(dian)(dian)電(dian)(dian)(dian)率(lv)(lv)質(zhi)條(tiao)件(jian)表: 由24位(wei)常用(yong)DSP、16位(wei)高(gao)的(de)精(jing)密度(du)AD轉(zhuan)換成器和(he)高(gao)速(su)收(shou)費(fei)站MPU單元定制而成,順利(li)通過(guo)(guo)鍵控、數顯壓(ya)力表窗(chuang)口最(zui)大化體(ti)現(xian)人與機器經典(dian)對(dui)話系(xi)統(tong)(tong)控住格局(ju)。系(xi)統(tong)(tong)上通過(guo)(guo)RTOS定制思緒(xu),還要裝PC監(jian)控視頻系(xi)統(tong)(tong)來(lai)搞好剖析性能。能測(ce)量電(dian)(dian)(dian)路原理的(de)電(dian)(dian)(dian)電(dian)(dian)(dian)率(lv)(lv)、電(dian)(dian)(dian)電(dian)(dian)(dian)率(lv)(lv)質(zhi)條(tiao)件(jian)。電(dian)(dian)(dian)電(dian)(dian)(dian)率(lv)(lv)測(ce)量的(de)精(jing)密度(du)為1.0級,電(dian)(dian)(dian)電(dian)(dian)(dian)率(lv)(lv)質(zhi)條(tiao)件(jian)測(ce)量領(ling)域0.3-1.0,直流(liu)(liu)電(dian)(dian)(dian)壓(ya)直流(liu)(liu)電(dian)(dian)(dian)壓(ya)量限為450V和(he)5A,能電(dian)(dian)(dian)腦(nao)自(zi)(zi)動(dong)判(pan)別(bie)負債的(de)性質(zhi)(感性和(he)理性體(ti)現(xian) “L”,容(rong)性體(ti)現(xian) “C”,純(chun)熱敏電(dian)(dian)(dian)阻不體(ti)現(xian) ),并可隨(sui)意調節15組(zu)測(ce)量統(tong)(tong)計數據(ju),供隨(sui)便查(cha)證。

2、實驗所(suo)使(shi)用(yong)桌(zhuo):雙層飾的面(mian)版板提煉出(chu),保持不變(bian)形(xing)不氧(yang)化,尺寸(cun)大小:160×70×80cm,外觀精美普定(ding),中部有拉(la)門,處(chu)存(cun)(cun)手段,左右兩邊(bian)二(er)只處(chu)存(cun)(cun)柜,使(shi)用(yong)在貯藏元電(dian)子器件。


相關新聞
  • 上海上益教育設備制造有限公司
  • 工廠地址:上海市松江區葉榭鎮葉榮路26號
  • 公司電郵:sy3131@vip.163.com
  • 公司郵編:201609
  • 聯系電話:021-51391082 陳小姐
  • 聯系電話:021-51391083(鐘先生)
  • 聯系電話:021-51391089 (朱先生)
  • 傳 真:021-51391085
  • 二維碼
    企業公司中心站: 北京 東城 西城 朝陽 豐臺 平谷 密云 懷柔 天津 和平 河西 南開 紅橋 東麗 津南 北辰 武清 寶坻 寧河 靜海 河北 石家莊 唐山 秦皇島 邯鄲 邢臺 保定 張家口 承德 滄州 廊坊 衡水 山西 太原 大同 晉城 內蒙古 呼和浩特 包頭 烏海 赤峰 鄂爾多斯 遼寧 沈陽 大連 鞍山 撫順 丹東 遼陽 盤錦 鐵嶺 朝陽 葫蘆島 吉林 長春 吉林 四平 延邊 黑龍江 哈爾濱 齊齊哈爾 牡丹江 大慶 伊春 上海 黃浦 徐匯 長寧 靜安 普陀 虹口 楊浦 浦東新區 閔行 寶山 嘉定 金山 松江 青浦 奉賢 崇明 江蘇 南京 無錫 徐州 常州 蘇州 南通 連云港 淮安 鹽城 揚州 鎮江 泰州 宿遷 浙江 杭州 寧波 溫州 紹興 湖州 嘉興 金華 衢州 臺州 麗水 舟山 安徽 合肥 蕪湖 蚌埠 淮南 馬鞍山 淮北 銅陵 安慶 黃山 阜陽 宿州 滁州 宣城 亳州 福州 廈門 漳州 龍巖 三明 泉州 南平 江西 九江 撫州 吉安 景德鎮 新余 山東 濟南 青島 淄博 東營 煙臺 濰坊 濟寧 泰安 威海 日照 濱州 德州 聊城 臨沂 菏澤 萊蕪 河南 鄭州 開封 洛陽 安陽 新鄉 濮陽 漯河 三門峽 周口 南陽 濟源 武漢 十堰 宜昌 鄂州 孝感 黃岡 隨州 恩施州 湖南 長沙 湘潭 邵陽 常德 益陽 郴州 懷化 廣東 深圳 汕頭 韶關 湛江 茂名 梅州 汕尾 陽江 中山 揭陽 廣西 云南 曲靖 昭通 麗江 臨滄 怒江 迪慶 大理 紅河 文山 西藏 日喀則 漢中 楊凌 蘭州 嘉峪關 白銀 天水 慶陽 甘南 西寧 海北 海南 玉樹 寧夏 石嘴山 固原 中衛 烏魯木齊 吐魯番 哈密 喀什
    備案網站號: 版權所有?上海上益教育設備制造有限公司
    不良信息舉報電話:400-8286-855 舉報郵箱:kefu@qinxin.com
    在線留言
    在線客服
    熱線電話
    亚洲欧美日韩中文在线_清纯唯美激情视频二区_高清国产美女一级毛片_亚洲成人中文 亚洲欧美日韩中文在线_清纯唯美激情视频二区_高清国产美女一级毛片_日韩不卡在线视频 亚洲欧美日韩中文在线_清纯唯美激情视频二区_高清国产美女一级毛片_亚洲色图视频在线观看

    887--------m.mm3w.cn

    242--------m.prvr.cn

    187--------m.mctnf.cn

    773--------m.hjxxg.cn

    860--------m.nenbinen.cn

    66--------m.abvd.cn

    139--------m.wangbaoguo.cn

    51--------m.axrd.cn

    662--------m.17xunlei.cn

    1030--------m.q45545.cn