词汇	土方平衡
释义	土方平衡医cut and fill balance
随便看	emergency satellite communications system emergency satellite communication system emergency SC emergency scene emergency schedule Emergency Schedules emergency scheduling emergency scheme Emergency School Assistance Program emergency scramble Emergency scrotum emergency seal assembly emergency search emergency seat emergency security control air traffic emergency security operation Emergency Security Operations Emergency Security Options emergency security system Emergency seismograph network establishment emergency sensitiveness emergency service emergency-service emergency service and disaster relief emergency service elevator