JAMES D H, BUTLER J P, MOLSON F W R. Ordered bed packing module[P]. US Patent:4471014,1984-09-11.是什么意思_JAMES D H, BUTLER J P, MOLSON F W R. Ordered bed packing module[P]. US Patent:4471014,1984-09-11.在线翻译_英语_读音_用法_例句