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控制電纜的成本價格計算(suan)
平方X1.83=銅的(de)重量X當(dang)時的(de)銅價+鎧(kai)裝的(de)價格(重量X0.4元/斤)=成本(ben)價格+10%的(de)加(jia)工費(fei)
電纜的價格(ge)=制造材料成本+固(gu)定費用+稅(shui)收+業務費+利潤
制造材(cai)料成(cheng)本=材(cai)料成(cheng)本*(1+材(cai)料消耗)(材(cai)料成(cheng)本即為理論計算(suan)出(chu)來(lai)的值)
固定費(fei)用根據(ju)各個公司的情(qing)況(kuang)有所(suo)不同,一(yi)般(ban)包括生產(chan)工(gong)資、管理工(gong)資、水電費(fei)、修理費(fei)、折舊費(fei)、房租(zu)費(fei)、運輸費(fei)用
控制電(dian)(dian)(dian)(dian)纜(lan)線路(lu)(lu)常見的(de)故(gu)(gu)障(zhang)有(you)機(ji)械(xie)損傷、絕(jue)緣(yuan)(yuan)損傷、絕(jue)緣(yuan)(yuan)受潮、絕(jue)緣(yuan)(yuan)老(lao)化變質、過電(dian)(dian)(dian)(dian)壓、電(dian)(dian)(dian)(dian)纜(lan)過熱故(gu)(gu)障(zhang)等。當線路(lu)(lu)發生(sheng)上述故(gu)(gu)障(zhang)時,應切斷(duan)故(gu)(gu)障(zhang)電(dian)(dian)(dian)(dian)纜(lan)的(de)電(dian)(dian)(dian)(dian)源(yuan),尋找故(gu)(gu)障(zhang)點,對故(gu)(gu)障(zhang)進(jin)行檢(jian)查及分析,然后(hou)進(jin)行修理和試驗(yan),該割(ge)除(chu)的(de)割(ge)除(chu),待故(gu)(gu)障(zhang)消(xiao)除(chu)后(hou),方可恢復供電(dian)(dian)(dian)(dian)。