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下載手機APP壁式懸臂吊噪聲
qizhongjizaoshengzhushixuanbidiaoqizhongji，bishixuanbidiao，bizhushigudingxuanbidiaoqizhongjidezaoshengzaifeimibixingchangfangnei，zaiyouxiaobanjingchuqishengedingqizhongliang。zaijuxiaochehuodiandonghulu，6m處用聲級計，按A檔讀數測四次升降各兩次。測試時脈衝聲峰值除外，總噪聲與背景噪聲之差應大於3dBA，總噪聲值減去表5所列的修正值，測量三次，取其平均值即為起重機的實際噪聲值。
壁(bi)式(shi)運(yun)行(xing)起(qi)重(zhong)機(ji)的(de)噪(zao)聲(sheng)在(zai)非(fei)密(mi)閉(bi)性(xing)廠(chang)房(fang)內(nei)，在(zai)有(you)效(xiao)懸(xuan)臂(bi)長(chang)度(du)處(chu)起(qi)升(sheng)額(e)定(ding)起(qi)重(zhong)量(liang)，同(tong)時(shi)開(kai)動(dong)起(qi)重(zhong)機(ji)運(yun)行(xing)機(ji)構(gou)和(he)起(qi)升(sheng)機(ji)構(gou)。在(zai)距(ju)小(xiao)車(che)或(huo)電(dian)動(dong)葫(hu)蘆(lu)，6m處用聲級計，按A檔讀數測四次升降各兩次。測試時脈衝聲峰值除外總噪聲與背景噪聲之差應大於3dBA，總噪聲值減去表5所列的修正值，測量三次，取其平均值即為起重機的實際噪聲值。
