同义词
1)automatic stamping machine,信函自动印戳机2)letter dater-stamp application machine,信函过戳机3)Specifications of letter letter stamping machine,信函过戳机技术条件4)automatic letter sorting machine,自动信函分拣机5)semi-automatic letter sorting machine,半自动信函分拣机6)automatic screen printing machine,自动网印机
