The arrangement of charts in the catalogue is（）. ["on a regional basis","on a national basis","shown orderly","appeared from A to W"]
以下作品，属于少数民族在史学方面的杰出著作有（） ["《格萨尔》","《江格尔》","《元朝秘史》","《蒙古源流》"]
如何理解人民警察礼仪应具有的职业特点？
战勤保障大中队的重要岗位可编配士兵，一般岗位以合同制队员或招聘社会人员为主。
（）, or drum is used for hauling in or letting out the wires or ropes which will fasten the ship to the shore. ["The winch motor","The band brake","The winch barrel","The anchor capsta"]
规范人民警察礼仪的意义是什么？
