1)rotor hood door,转子护罩口2)rotor hood door control,转子护罩口控制3)rotor hood,转子护罩4)rotor hood group,转子护罩组件5)protective face mask,防护口罩6)pipe protection,管子护罩
用法例句
This paper discussed the necessity of oil-repellent finishing of the filter with polypropylene meltblown nonwovens for protective face mask using in pesticide spraying and carried out the finishing.
