单项选择题

脲(NH2)2CO(毛重大于10千克；生产脲醛树脂用原料)()

A．2924.1000
B．3102.1000
C．3909.1000
D．其他编码

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纯棉妇女用针织紧身胸衣( )
A．61.08
B．61.17
C．62.08
D．62.12
单项选择题
The loading, unloading, transshipment and transit of inward and outward mail bags are ( ) Customs control and a covering way bill should be submitted to the Customs by the enterprise providing postal service.
A．subject to
B．upon
C．into
D．with
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