常见例句Optimization on speed of ashpan drive for gas furnace 煤氣爐爐條機轉速的優化DESIGNING ON TEMPERATURE CONTROL SYSTEM OF ASHPAN - ENGINE 爐條機溫度控制系統的設計ashpan support 灰磐托ashpan axle guard 灰磐車軸護擋ashpan blower valve 灰磐吹風閥 返回 ashpan