权威例句
AUTOMATIC DRIPOLATOR, SINGLE COMPARTMENTScientists Honor Dripolator InventorA Critique of Methods of Simulating RainfallDESIGN CRITERIA FOR LABORATORY CATCHMENT EXPERIMENTS, WITH PARTICULAR REFERENCE TO RAINFALL SIMULATIONUniversal coffee filterAUTOMATIC DRIPOLATOR, SINGLE COMPARTMENTAutomatic dripolator,single compartmentPack position-keeping deviceUNIVERSAL COFFEE FILTERCoffee maker