汽车仪表(biao)的功(gong)(gong)能(neng)就是(shi)获(huo)取需(xu)要的数据并采用合适(shi)的方式显(xian)示(shi)(shi)出(chu)来。以前的仪表(biao)一(yi)般限制在(zai)3~4个量的显(xian)示(shi)(shi)和4~5个警告功(gong)(gong)能(neng),现在(zai)新式仪表(biao)则达到有约(yue)光(guang)电(dian)子学显(xian)示(shi)(shi)仪表(biao)光(guang)电(dian)子学显(xian)示(shi)(shi)仪表(biao)15个量显(xian)示(shi)(shi)和约(yue)40个警告监测功(gong)(gong)能(neng)。