周军被双开：隐瞒入党前严重错误\u0026#49;\u0026#52;\u0026#77;\u0026#65;\u0026#89;\u0026#49;\u0026#50;\u0026#88;\u0026#88;\u0026#88;\u0026#88;\u0026#88;\u0026#76;\u0026#53;\u0026#54;\u0026#69;\u0026#78;\u0026#68;\u0026#73;\u0026#65;\u0026#78;\u0026#32;\u0026#23567;\u0026#23401;\u0026#58;\u0026#19968;\u0026#20010;\u0026#31070;\u0026#31192;\u0026#20107;\u0026#20214;\u0026#30340;\u0026#25925;\u0026#20107;\u0026#45;\u0026#36719;\u0026#20214;\u0026#36164;\u0026#35759;\u0026#124;\u0026#49;\u0026#52;\u0026#77;\u0026#65;\u0026#89;\u0026#49;\u0026#50;\u0026#88;\u0026#88;\u0026#88;\u0026#88;\u0026#88;\u0026#76;\u0026#53;\u0026#54;\u0026#69;\u0026#78;\u0026#68;\u0026#73;\u0026#65;\u0026#78;
白宫：巴尔的摩倒塌大桥临时通行航道预计于4月底完工\u0026#49;\u0026#52;\u0026#77;\u0026#65;\u0026#89;\u0026#49;\u0026#50;\u0026#88;\u0026#88;\u0026#88;\u0026#88;\u0026#88;\u0026#76;\u0026#53;\u0026#54;\u0026#69;\u0026#78;\u0026#68;\u0026#73;\u0026#65;\u0026#78;\u0026#32;\u0026#23567;\u0026#23401;\u0026#58;\u0026#19968;\u0026#20010;\u0026#31070;\u0026#31192;\u0026#20107;\u0026#20214;\u0026#30340;\u0026#25925;\u0026#20107;\u0026#45;\u0026#36719;\u0026#20214;\u0026#36164;\u0026#35759;\u0026#124;\u0026#49;\u0026#52;\u0026#77;\u0026#65;\u0026#89;\u0026#49;\u0026#50;\u0026#88;\u0026#88;\u0026#88;\u0026#88;\u0026#88;\u0026#76;\u0026#53;\u0026#54;\u0026#69;\u0026#78;\u0026#68;\u0026#73;\u0026#65;\u0026#78;M1VNHD562GFJDDUI
口罩，市场上分为民用口罩和医用口罩两类，外观几乎没有差别，不少人不会区分。医用口罩属于第二类医疗器械，区别二者也不难，二类医疗器械的外包装上也会印有医疗器械产品注册证编号，大多数医用口罩的外包装产品名称会含有“医用”两字。。
来源：好奇心日报