江蘇建筑工地門禁系統設備
二(er)(er)維(wei)(wei)碼(ma)門(men)(men)禁(jin)(jin)(jin)系統,是(shi)(shi)如(ru)何(he)實現(xian)(xian)開(kai)(kai)鎖的(de)(de)(de)(de)呢?用(yong)戶(hu)通(tong)(tong)過(guo)(guo)(guo)微信(xin)小程序注冊(ce),綁定自家的(de)(de)(de)(de)門(men)(men)禁(jin)(jin)(jin)控(kong)制(zhi)器,即可實現(xian)(xian)用(yong)戶(hu)的(de)(de)(de)(de)管(guan)理權(quan)限。使用(yong)過(guo)(guo)(guo)程,只需用(yong)小程序自動(dong)生成(cheng)一(yi)個動(dong)態二(er)(er)維(wei)(wei)碼(ma),把此(ci)二(er)(er)維(wei)(wei)碼(ma)用(yong)于(yu)門(men)(men)禁(jin)(jin)(jin)的(de)(de)(de)(de)開(kai)(kai)鎖,即可實現(xian)(xian)開(kai)(kai)鎖功(gong)(gong)能。二(er)(er)維(wei)(wei)碼(ma)門(men)(men)禁(jin)(jin)(jin)的(de)(de)(de)(de)工作原理:簡單來說,二(er)(er)維(wei)(wei)碼(ma)讀卡器是(shi)(shi)通(tong)(tong)過(guo)(guo)(guo)讀取載有人員(yuan)身份信(xin)息的(de)(de)(de)(de)二(er)(er)維(wei)(wei)碼(ma),二(er)(er)維(wei)(wei)碼(ma)讀卡器會(hui)把這個二(er)(er)維(wei)(wei)碼(ma)加(jia)密轉換成(cheng)數字形式,通(tong)(tong)過(guo)(guo)(guo)韋(wei)根協議傳輸到門(men)(men)禁(jin)(jin)(jin)控(kong)制(zhi)器中(zhong),此(ci)時(shi)門(men)(men)禁(jin)(jin)(jin)控(kong)制(zhi)器就會(hui)通(tong)(tong)過(guo)(guo)(guo)對(dui)比(bi)之前錄入的(de)(de)(de)(de)人員(yuan)信(xin)息,判斷是(shi)(shi)否是(shi)(shi)有權(quan)限人員(yuan),如(ru)果匹配成(cheng)功(gong)(gong),則控(kong)制(zhi)器會(hui)執行(xing)開(kai)(kai)鎖指令,實現(xian)(xian)開(kai)(kai)門(men)(men)。二(er)(er)維(wei)(wei)碼(ma)門(men)(men)禁(jin)(jin)(jin)的(de)(de)(de)(de)使用(yong),從(cong)小區(qu)的(de)(de)(de)(de)管(guan)理者和業主的(de)(de)(de)(de)角度上,它不(bu)只能節省(sheng)因為發卡而形成(cheng)的(de)(de)(de)(de)費用(yong),也可以提升小區(qu)的(de)(de)(de)(de)服(fu)務水平,使得用(yong)戶(hu)通(tong)(tong)過(guo)(guo)(guo)小區(qu)門(men)(men)禁(jin)(jin)(jin)更快,省(sheng)時(shi)。門(men)(men)禁(jin)(jin)(jin)系統是(shi)(shi)在智能建筑領域,指“門(men)(men)”的(de)(de)(de)(de)禁(jin)(jin)(jin)止權(quan)限。江蘇建筑工地門(men)(men)禁(jin)(jin)(jin)系統設備
根據系(xi)(xi)統的(de)不(bu)(bu)同(tong)門(men)禁系(xi)(xi)統還(huan)可以實(shi)(shi)現(xian)以下一些特(te)殊(shu)功能(neng)(neng):反潛回(hui)功能(neng)(neng):就是(shi)持卡(ka)人(ren)(ren)(ren)必(bi)(bi)須依照預先設定好(hao)的(de)路線進(jin)(jin)出,否則下一通道(dao)刷卡(ka)無(wu)效。本功能(neng)(neng)是(shi)防(fang)(fang)(fang)止持卡(ka)人(ren)(ren)(ren)尾隨(sui)別人(ren)(ren)(ren)進(jin)(jin)入。防(fang)(fang)(fang)尾隨(sui)功能(neng)(neng):就是(shi)持卡(ka)人(ren)(ren)(ren)必(bi)(bi)須關上剛(gang)進(jin)(jin)入的(de)門(men)才能(neng)(neng)打開下一個門(men)。功能(neng)(neng)與(yu)反潛回(hui)實(shi)(shi)現(xian)的(de)功能(neng)(neng)一樣,只是(shi)方式不(bu)(bu)同(tong)。消防(fang)(fang)(fang)報警(jing)(jing)(jing)監(jian)(jian)(jian)控聯動(dong)功能(neng)(neng):在出現(xian)火(huo)警(jing)(jing)(jing)時(shi)(shi)(shi)門(men)禁系(xi)(xi)統可以自(zi)動(dong)打開所有(you)電子鎖讓里(li)面的(de)人(ren)(ren)(ren)隨(sui)時(shi)(shi)(shi)逃生。與(yu)監(jian)(jian)(jian)控聯動(dong)通常是(shi)指(zhi)監(jian)(jian)(jian)控系(xi)(xi)統自(zi)動(dong)將有(you)人(ren)(ren)(ren)刷卡(ka)時(shi)(shi)(shi)(有(you)效/無(wu)效)錄(lu)下當時(shi)(shi)(shi)的(de)情況(kuang),同(tong)時(shi)(shi)(shi)也將門(men)禁系(xi)(xi)統出現(xian)警(jing)(jing)(jing)報時(shi)(shi)(shi)的(de)情況(kuang)錄(lu)下來。濟南出入口(kou)門(men)禁系(xi)(xi)統管理門(men)禁系(xi)(xi)統及智能(neng)(neng)安防(fang)(fang)(fang)系(xi)(xi)統是(shi)用(yong)于維護工(gong)作人(ren)(ren)(ren)員(yuan)和資金安全的(de),因而系(xi)(xi)統本身(shen)務(wu)必(bi)(bi)安全性。
門(men)(men)(men)(men)禁(jin)(jin)(jin)(jin)系(xi)(xi)(xi)統(tong)(tong)(tong)的(de)(de)(de)網絡系(xi)(xi)(xi)統(tong)(tong)(tong):較早出(chu)現網絡化門(men)(men)(men)(men)禁(jin)(jin)(jin)(jin)是(shi)在上世紀九(jiu)十年代。隨著門(men)(men)(men)(men)禁(jin)(jin)(jin)(jin)系(xi)(xi)(xi)統(tong)(tong)(tong)應用范圍(wei)的(de)(de)(de)日漸(jian)普遍,人們(men)對門(men)(men)(men)(men)禁(jin)(jin)(jin)(jin)系(xi)(xi)(xi)統(tong)(tong)(tong)的(de)(de)(de)訴(su)求不再局限(xian)于(yu)單一的(de)(de)(de)出(chu)入口控(kong)(kong)制(zhi)(zhi)(zhi),而(er)是(shi)要(yao)求其同時具備門(men)(men)(men)(men)禁(jin)(jin)(jin)(jin)控(kong)(kong)制(zhi)(zhi)(zhi)、考勤管(guan)理、樓宇自控(kong)(kong)等多種控(kong)(kong)制(zhi)(zhi)(zhi)功能,并(bing)對系(xi)(xi)(xi)統(tong)(tong)(tong)的(de)(de)(de)整合和遠程控(kong)(kong)制(zhi)(zhi)(zhi)功能有了(le)非(fei)常(chang)明確的(de)(de)(de)要(yao)求。然而(er),傳統(tong)(tong)(tong)門(men)(men)(men)(men)禁(jin)(jin)(jin)(jin)基于(yu)通訊方(fang)式,傳輸(shu)距離(li)和節(jie)點(dian)數量都受到限(xian)制(zhi)(zhi)(zhi),無法實(shi)現遠程控(kong)(kong)制(zhi)(zhi)(zhi)和智能化管(guan)理。基于(yu)以太網傳輸(shu)方(fang)式的(de)(de)(de)網絡化門(men)(men)(men)(men)禁(jin)(jin)(jin)(jin)應運(yun)而(er)生,它不但解決了(le)遠距離(li)的(de)(de)(de)傳輸(shu)問題,在管(guan)理方(fang)面(mian),也(ye)使更(geng)多服(fu)務(wu)器(qi)(qi)、工作站的(de)(de)(de)參與成為(wei)(wei)可(ke)能,從而(er)為(wei)(wei)客(ke)戶提供(gong)多級、多模塊的(de)(de)(de)門(men)(men)(men)(men)禁(jin)(jin)(jin)(jin)管(guan)理。順應應用需求變(bian)化,許(xu)多門(men)(men)(men)(men)禁(jin)(jin)(jin)(jin)廠商都紛紛推出(chu)網絡門(men)(men)(men)(men)禁(jin)(jin)(jin)(jin)產品。所謂網絡化門(men)(men)(men)(men)禁(jin)(jin)(jin)(jin)是(shi)指基于(yu)TCP/IP協議(yi)進(jin)行(xing)數據傳輸(shu)的(de)(de)(de)門(men)(men)(men)(men)禁(jin)(jin)(jin)(jin)系(xi)(xi)(xi)統(tong)(tong)(tong),控(kong)(kong)制(zhi)(zhi)(zhi)中心服(fu)務(wu)器(qi)(qi)與前端(duan)控(kong)(kong)制(zhi)(zhi)(zhi)器(qi)(qi)都采(cai)用網絡化結構,管(guan)理系(xi)(xi)(xi)統(tong)(tong)(tong)中各服(fu)務(wu)器(qi)(qi)和工作站之(zhi)間也(ye)都通過網絡進(jin)行(xing)數據傳輸(shu)。
聯(lian)網(wang)門(men)禁(jin)(jin)(jin)的(de)(de)組成:聯(lian)網(wang)門(men)禁(jin)(jin)(jin)一(yi)般由門(men)禁(jin)(jin)(jin)控(kong)制器、讀(du)卡(ka)(ka)(ka)器、電控(kong)鎖、軟(ruan)件、卡(ka)(ka)(ka)組成。1、按照門(men)禁(jin)(jin)(jin)和(he)通(tong)訊方(fang)(fang)式分為:聯(lian)網(wang)門(men)禁(jin)(jin)(jin)、TCP/IP聯(lian)網(wang)門(men)禁(jin)(jin)(jin)。2、聯(lian)網(wang)門(men)禁(jin)(jin)(jin)按門(men)的(de)(de)數量(liang)可(ke)以(yi)分為:單(dan)(dan)門(men)門(men)禁(jin)(jin)(jin)、雙門(men)門(men)禁(jin)(jin)(jin)、四門(men)門(men)禁(jin)(jin)(jin)和(he)多(duo)門(men)門(men)禁(jin)(jin)(jin)。3、聯(lian)網(wang)門(men)禁(jin)(jin)(jin)可(ke)接讀(du)頭數量(liang)分為:單(dan)(dan)向聯(lian)網(wang),雙向聯(lian)網(wang)。4、進(jin)(jin)門(men)刷卡(ka)(ka)(ka),出門(men)按鈕的(de)(de)叫單(dan)(dan)向聯(lian)網(wang)。進(jin)(jin)出都刷卡(ka)(ka)(ka)的(de)(de)叫雙向聯(lian)網(wang)。5、聯(lian)網(wang)門(men)禁(jin)(jin)(jin)按進(jin)(jin)出識(shi)(shi)別(bie)方(fang)(fang)式可(ke)以(yi)分為:密碼識(shi)(shi)別(bie)、卡(ka)(ka)(ka)識(shi)(shi)別(bie)、指紋(wen)識(shi)(shi)別(bie)。軟(ruan)件特點:數據(ju)共享:利用系統(tong)資源,加快數據(ju)交(jiao)換速度。實時(shi)監控(kong):對系統(tong)內的(de)(de)所(suo)有終端進(jin)(jin)行(xing)實時(shi)監控(kong)。快速檢索(suo):在(zai)同(tong)一(yi)個數據(ju)庫中可(ke)以(yi)一(yi)次檢索(suo)所(suo)有記錄(lu),提高效率(lv)和(he)準確性(xing)。綜(zong)合統(tong)計(ji):所(suo)有統(tong)計(ji)報表可(ke)在(zai)管(guan)理(li)中心完(wan)成。方(fang)(fang)便(bian)管(guan)理(li):在(zai)管(guan)理(li)中心可(ke)完(wan)成對所(suo)有系統(tong)的(de)(de)管(guan)理(li)。門(men)禁(jin)(jin)(jin)一(yi)卡(ka)(ka)(ka)通(tong)系統(tong)還與(yu)ERP等(deng)系統(tong)做數據(ju)接口(kou),如(ru)考(kao)勤與(yu)薪資、人事管(guan)理(li)等(deng)交(jiao)互數據(ju),互為依(yi)據(ju)。
二(er)(er)(er)維(wei)(wei)(wei)碼(ma)(ma)門禁系(xi)(xi)統(tong)(tong),結合二(er)(er)(er)維(wei)(wei)(wei)碼(ma)(ma)的(de)(de)(de)(de)特點,將(jiang)給進(jin)入(ru)校(xiao)(xiao)園(yuan)(yuan)的(de)(de)(de)(de)學(xue)生(sheng)、老師(shi)、家(jia)長(chang)(chang)、后勤工作人(ren)(ren)(ren)(ren)員(yuan)發送二(er)(er)(er)維(wei)(wei)(wei)碼(ma)(ma)有效(xiao)憑證(zheng)(zheng),這樣家(jia)長(chang)(chang)在進(jin)入(ru)校(xiao)(xiao)園(yuan)(yuan)的(de)(de)(de)(de)時(shi)(shi)候輕松(song)對識讀機(ji)(ji)器(qi)掃一下二(er)(er)(er)維(wei)(wei)(wei)碼(ma)(ma),這樣便于對進(jin)出人(ren)(ren)(ren)(ren)員(yuan)人(ren)(ren)(ren)(ren)員(yuan)的(de)(de)(de)(de)管理。作為校(xiao)(xiao)方需要登記(ji)學(xue)生(sheng)家(jia)長(chang)(chang)的(de)(de)(de)(de)手(shou)機(ji)(ji)號及家(jia)人(ren)(ren)(ren)(ren)的(de)(de)(de)(de)二(er)(er)(er)代身份(fen)證(zheng)(zheng)號,家(jia)長(chang)(chang)手(shou)機(ji)(ji)便會收(shou)到(dao)學(xue)校(xiao)(xiao)使用二(er)(er)(er)維(wei)(wei)(wei)碼(ma)(ma)校(xiao)(xiao)園(yuan)(yuan)門禁系(xi)(xi)統(tong)(tong)平臺發送的(de)(de)(de)(de)含(han)有二(er)(er)(er)維(wei)(wei)(wei)碼(ma)(ma)的(de)(de)(de)(de)短(duan)信(xin)。同(tong)時(shi)(shi)將(jiang)支持身份(fen)證(zheng)(zheng)、手(shou)機(ji)(ji)進(jin)行驗(yan)證(zheng)(zheng),從而確保進(jin)出入(ru)人(ren)(ren)(ren)(ren)員(yuan)的(de)(de)(de)(de)安全。校(xiao)(xiao)園(yuan)(yuan)門禁系(xi)(xi)統(tong)(tong)平臺提(ti)供(gong)準確的(de)(de)(de)(de)統(tong)(tong)計數據,校(xiao)(xiao)方能夠更加具體(ti)(ti)、準確地把(ba)握出入(ru)人(ren)(ren)(ren)(ren)員(yuan)的(de)(de)(de)(de)信(xin)息情況。太網門禁一體(ti)(ti)機(ji)(ji)這款(kuan)一體(ti)(ti)機(ji)(ji)采用標(biao)準的(de)(de)(de)(de)TCP/IP通訊,體(ti)(ti)積小、價格低、功能強(qiang)大。浙江電(dian)子門禁系(xi)(xi)統(tong)(tong)維(wei)(wei)(wei)修
在(zai)生物識(shi)別的門禁系統(tong)的單個產業鏈中,生物識(shi)別技(ji)術的應用(yong)主要(yao)限于門禁及考勤。江蘇建筑工地門禁系統(tong)設備
二(er)(er)(er)維(wei)(wei)碼門(men)禁好不好用(yong)?1、從二(er)(er)(er)維(wei)(wei)碼門(men)禁的(de)(de)(de)安裝(zhuang)上來(lai)看:二(er)(er)(er)維(wei)(wei)碼門(men)禁在(zai)目前市場(chang)上,有很多兼(jian)容(rong)86盒(he)子類型的(de)(de)(de)設備,廠家們不只考慮到不用(yong)大(da)修改即可換上二(er)(er)(er)維(wei)(wei)碼門(men)禁,因此86盒(he)的(de)(de)(de)二(er)(er)(er)維(wei)(wei)碼門(men)禁相對來(lai)說,微改造更加方便(bian)。也對于業主來(lai)說能(neng)節省(sheng)物業費用(yong),大(da)幅度(du)便(bian)捷(jie)用(yong)戶的(de)(de)(de)使用(yong)成本(ben)。2、從二(er)(er)(er)維(wei)(wei)碼門(men)禁的(de)(de)(de)功能(neng)來(lai)看:如今二(er)(er)(er)維(wei)(wei)碼門(men)禁發展中,它已(yi)經不單(dan)單(dan)只能(neng)二(er)(er)(er)維(wei)(wei)碼刷卡,還可以通過(guo)自身的(de)(de)(de)特性增加線圈,達到可以識別(bie)IC卡、CPU卡、NFC卡等(deng)識別(bie)功能(neng),它有利(li)于將用(yong)戶原有的(de)(de)(de)卡片保持可用(yong)性,同時增加二(er)(er)(er)維(wei)(wei)碼進(jin)行識別(bie)開(kai)門(men),如果(guo)加上高級的(de)(de)(de)門(men)禁控制器,則可以實現聯網管理的(de)(de)(de)操作。江蘇建(jian)筑工地(di)門(men)禁系統設備
本文來自宜興市恒通風(feng)機(ji)有限(xian)公(gong)司://vijoo.com.cn/Article/50b71499235.html
貴州燈(deng)條電源適(shi)配器廠家現貨
東莞大忠電(dian)(dian)子帶您(nin)了解凈(jing)水器(qi)電(dian)(dian)源選國(guo)產好還是(shi)選進口的(de)好?凈(jing)水器(qi)電(dian)(dian)源適配器(qi)選國(guo)產的(de)還是(shi)進口的(de),沒有什么好與壞(huai)之分,需要根據(ju)具(ju)體情(qing)況來選擇。國(guo)產電(dian)(dian)源適配器(qi)的(de)優(you)點(dian)是(shi)價格相對(dui)較(jiao)低(di),維修和售后服務(wu)也比(bi)較(jiao)方便,而且 。
電(dian)纜(lan)的(de)老化性能(neng)指(zhi)在(zai)機械應(ying)力、電(dian)應(ying)力、熱(re)(re)(re)應(ying)力以及其他各種(zhong)外加因素(su)的(de)作用下(xia),或外界氣候條件作用下(xia),產品及其組成材料保持(chi)其原有性能(neng)的(de)能(neng)力。電(dian)纜(lan)的(de)熱(re)(re)(re)性能(neng):指(zhi)產品的(de)耐(nai)溫(wen)等級、工作溫(wen)度電(dian)力傳輸用電(dian)纜(lan)的(de)發(fa)熱(re)(re)(re)和散熱(re)(re)(re)特 。
促進融(rong)合和立體視(shi)(shi),改善融(rong)合性聚散;人眼是個(ge)很復雜的(de)系(xi)統,這也是它的(de)使命決定的(de)——因為(wei)人類(lei)90%以上的(de)信息都是視(shi)(shi)覺獲取的(de)。弱視(shi)(shi)的(de)前期是“鋪(pu)路”,為(wei)高級視(shi)(shi)功(gong)能鋪(pu)路。所謂(wei)高級視(shi)(shi)功(gong)能就是雙眼視(shi)(shi)覺、立體視(shi)(shi)、掃視(shi)(shi) 。
如何修(xiu)(xiu)復工(gong)控機(ji)上的軟(ruan)硬(ying)件(jian)(jian)問(wen)(wen)(wen)題(ti)(ti)?修(xiu)(xiu)復工(gong)控機(ji)上的軟(ruan)硬(ying)件(jian)(jian)問(wen)(wen)(wen)題(ti)(ti)需要(yao)以下步(bu)驟(zou):1、確認問(wen)(wen)(wen)題(ti)(ti):首先需要(yao)確定出現的問(wen)(wen)(wen)題(ti)(ti)是(shi)軟(ruan)件(jian)(jian)問(wen)(wen)(wen)題(ti)(ti)還是(shi)硬(ying)件(jian)(jian)問(wen)(wen)(wen)題(ti)(ti)。如果(guo)是(shi)軟(ruan)件(jian)(jian)問(wen)(wen)(wen)題(ti)(ti),可以嘗試重新安裝或(huo)更新驅動(dong)程序(xu)、修(xiu)(xiu)復操作系統等(deng)。如果(guo)是(shi)硬(ying) 。
不產生(sheng)污泥膨脹,由(you)于不實行污泥回流,不存在污泥的過量繁殖導(dao)致反應池缺氧(yang)、出水水質惡化的危險。耐沖(chong)擊(ji)(ji)性好(hao),接觸氧(yang)化的細菌(jun)生(sheng)長的填料(liao)(liao)上,當受到高(gao)負荷沖(chong)擊(ji)(ji)后(hou),一般只有(you)填料(liao)(liao)表面的生(sheng)物膜受損害(hai),內部的生(sheng)物細菌(jun)能 。
PVC軟管(guan)(guan):PVC鋼(gang)絲軟管(guan)(guan)為PVC內(nei)嵌(qian)螺紋(wen)金(jin)屬鋼(gang)絲的(de)透明(ming)軟管(guan)(guan),內(nei)外管(guan)(guan)壁均勻光滑,無氣泡。PVC纖維增強軟管(guan)(guan),由內(nei)膠層(ceng)、纖維增強層(ceng)和(he)外膠層(ceng)組成,成型中加入金(jin)屬絲解決了軟管(guan)(guan)在(zai)輸油過程(cheng)產生的(de)靜電問題,可(ke)輸送 。
無負壓供水設(she)備(bei)驗收(shou)制(zhi)度(du):1、無負壓供水設(she)備(bei)的驗收(shou)資料應包括安裝(zhuang)數據,隱蔽(bi)工程驗收(shou)記(ji)錄,試驗性能(neng)和原始(shi)記(ji)錄等。2、采(cai)掘工作面結束后,其單(dan)體支柱(zhu)、設(she)備(bei)、小型(xing)電(dian)器、電(dian)纜等由專人清(qing)點驗收(shou),上井交維修單(dan)位檢修。 。
正壓(ya)式空氣(qi)呼(hu)吸(xi)(xi)器氣(qi)瓶(ping)檢測(ce)檢測(ce)標準依據(ju)(ju)空氣(qi)呼(hu)吸(xi)(xi)器檢測(ce)依據(ju)(ju)是GB/T16556-2007《自給開(kai)路式壓(ya)縮(suo)空氣(qi)呼(hu)吸(xi)(xi)器》相(xiang)關標準進(jin)行檢測(ce)。空氣(qi)呼(hu)吸(xi)(xi)器的(de)概念正常使用時(shi),呼(hu)吸(xi)(xi)器面罩內的(de)壓(ya)力始終(zhong)略(lve)高于外界環(huan)境壓(ya)力, 。
稀釋擴散(san)法原(yuan)理:將有臭(chou)味(wei)(wei)地氣體(ti)通過(guo)煙囪排(pai)(pai)至大氣,或(huo)用(yong)無臭(chou)空氣稀釋,降低(di)惡(e)臭(chou)物(wu)質濃度以減(jian)少(shao)臭(chou)味(wei)(wei)。適(shi)用(yong)范圍:適(shi)用(yong)于處(chu)理中(zhong)、低(di)濃度的有組織排(pai)(pai)放的惡(e)臭(chou)氣體(ti)。優點(dian):費用(yong)低(di)、設備簡單。缺點(dian):易受(shou)氣象條件限(xian)制,惡(e)臭(chou) 。
水(shui)(shui)產(chan)(chan)(chan)肥(fei)的(de)(de)優勢主要(yao)包括(kuo)以(yi)下幾個(ge)方面:提高(gao)產(chan)(chan)(chan)量和效益:水(shui)(shui)產(chan)(chan)(chan)肥(fei)含(han)有(you)豐富的(de)(de)營(ying)養(yang)(yang)物(wu)質,如氮、磷、鉀(jia)等,這(zhe)些物(wu)質對水(shui)(shui)產(chan)(chan)(chan)養(yang)(yang)殖(zhi)生(sheng)物(wu)的(de)(de)生(sheng)長(chang)發(fa)育和繁殖(zhi)至關重要(yao)。使(shi)用水(shui)(shui)產(chan)(chan)(chan)肥(fei)可以(yi)促進水(shui)(shui)產(chan)(chan)(chan)養(yang)(yang)殖(zhi)生(sheng)物(wu)的(de)(de)生(sheng)長(chang)速度和繁殖(zhi)能力,從而提高(gao) 。
YG606N平板(ban)式(shi)織物(wu)保(bao)暖儀適用(yong)范圍 用(yong)于測定各種(zhong)織物(wu)、絎縫制品及(ji)其它(ta)保(bao)溫材(cai)料的保(bao)溫性(xing)能。儀器特性(xing)1. 采用(yong)微電腦控(kong)制,大屏幕液晶顯示,中(zhong)文菜單(dan),操作簡單(dan),打印輸(shu)出測試報表(biao)。2. 完全符合ASTM標準 。