词汇	dual handicap
释义	dual handicap 双重残障
随便看	Water hammer cone Water hammer container waterhammer control water hammer drill water hammer effect water hammer experiment water hammering water-hammering water hammering action water hammer in pipeline water hammer in pipe line water hammer in pump stopping water hammer method water hammer model test water hammer noise water hammer of heat-supply system water hammer period water hammer phenomenon Water hammer pressure water-hammer pressure Water hammer prevention water hammer protecting water hammer protection water hammer protection with gas waterhammer pulse