dustragn.防尘布
dustn.灰尘;尘土;粉尘vt.去掉 ... 的灰尘;撒粉末于vi.除尘
dusting pile drive喷粉桩
dust-resistivity粉尘比电阻
dust off sb's coat风致内压
dust emission flux粉尘释放通量
dust removal plant[机] 除尘设备
dust the furniture掸掉家俱上的灰尘
dust acoustic wave尘埃声波
dust and sand test砂尘试验
dust explosibility煤尘爆炸
dust seal felt pad防尘封垫