短語詞組短語digital flow rate indicator 數(shù)字流量指示器Minimum Flow Control Indicator 最小流量控制指標mud flow fill indicator 灌泥漿指示器flow rate indicator 流量表air -flow w indicator 氣流指示器oxygen -flow E indicator 氧氣示流器gas -flow w indicator 氣體流量指示器 返回 flow indicator