問題:視(shi)頻監(jian)控中,電源(yuan)線用RVV3*2.5和RVV3*1.5,我需要套哪個定額?兩種線都有橋架及線管敷設。
答案:RVV3*1.5就可(ke)以(yi)(yi)。視(shi)(shi)(shi)頻(pin)(pin)監(jian)(jian)控(kong)(kong)是安全(quan)防范系統(tong)(tong)的(de)(de)重要組成部分(fen),英文Cameras and Surveillance。傳統(tong)(tong)的(de)(de)監(jian)(jian)控(kong)(kong)系統(tong)(tong)包括前端攝(she)(she)(she)像(xiang)(xiang)機(ji)、傳輸線纜、視(shi)(shi)(shi)頻(pin)(pin)監(jian)(jian)控(kong)(kong)平臺。攝(she)(she)(she)像(xiang)(xiang)機(ji)可(ke)分(fen)為(wei)網絡數(shu)字攝(she)(she)(she)像(xiang)(xiang)機(ji)和(he)模(mo)擬攝(she)(she)(she)像(xiang)(xiang)機(ji),可(ke)作為(wei)前端視(shi)(shi)(shi)頻(pin)(pin)圖像(xiang)(xiang)信號的(de)(de)采集(ji)。它(ta)是一種防范能力(li)較強的(de)(de)綜合系統(tong)(tong)。視(shi)(shi)(shi)頻(pin)(pin)監(jian)(jian)控(kong)(kong)以(yi)(yi)其直觀、準確、及(ji)時和(he)信息內容豐富而廣(guang)泛應用(yong)于(yu)許多場合。近(jin)年來(lai),隨著(zhu)計算機(ji)、網絡以(yi)(yi)及(ji)圖像(xiang)(xiang)處理、傳輸技(ji)術(shu)的(de)(de)飛(fei)速發展,視(shi)(shi)(shi)頻(pin)(pin)監(jian)(jian)控(kong)(kong)技(ji)術(shu)也有了長(chang)足(zu)的(de)(de)發展。最新的(de)(de)監(jian)(jian)控(kong)(kong)系統(tong)(tong)可(ke)以(yi)(yi)使(shi)用(yong)智能手機(ji)擔(dan)當,同時對(dui)圖像(xiang)(xiang)進行(xing)自動(dong)(dong)識(shi)別(bie)、存(cun)(cun)儲和(he)自動(dong)(dong)報警。視(shi)(shi)(shi)頻(pin)(pin)數(shu)據通過3G/4G/WIFI傳回控(kong)(kong)制主機(ji)(也可(ke)以(yi)(yi)是智能手機(ji)擔(dan)當),主機(ji)可(ke)對(dui)圖像(xiang)(xiang)進行(xing)實時觀看、錄入、回放、調出(chu)及(ji)儲存(cun)(cun)等(deng)操(cao)作。從而實現移動(dong)(dong)互聯的(de)(de)視(shi)(shi)(shi)頻(pin)(pin)監(jian)(jian)控(kong)(kong)。