发动机工作指示器读数
engine operating indicator reading
发动机正时指示器读数
engine timing indicator reading
连续读数指示器
continuous reading indicator
喷油泵表盘式指示器读数
fuel injection pump dial indicator reading
正时角指示器读数
timing angle indicator reading
噪音指数指示器
NFI Noise Figure Indicator
变速箱机油滤清器指示器
transmission oil filter indicator
变速箱滤清器指示器
transmission filter indicator