abc的意思、解釋
abbr.alphabet 字母表；automatic bass compensation 自動(dòng)低音補(bǔ)償；automatic brightness control 自動(dòng)亮度控制；alarms by carrier (panic-button device alerting fire and police stations) 移動(dòng)警報(bào)器（火警和警察局的緊急按鈕設(shè)備）
網(wǎng)絡(luò)自動(dòng)鍋爐控制；改成；作業(yè)成本法；乘積
