Who founded the first permanent settlements at Quebec and Montreal on the St.Lawrence River?() ["John Cabot.","Jacques Cartier.","Samuel de Champlain","Henry Hudson."]
保管风险包括()。 ["A.保管设备功能欠缺 ","B.业务办理过程中经办人员对票据保管不善 ","C.托收过程中遗失 ","D.内控不健全"]
在科技档案检索工具体系中,馆藏性检索工具是必须要编制的。
加氢精制装置冷高分液面超高,可能导致的后果是() ["冷高分超压","循环氢纯度上升","循环氢量减少","循环氢脱硫塔带烃"]
逆反心理
夕阳产业