[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fYZpyVFWfl1ozgQaloHnILigQxITckGeuRM4a3A6PWD8":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":16,"related":17,"source":27,"type":28},[],"2026-05-22 08:50:59",381771502,[8,9,10,11],"中国及多国专利审查信息查询","Espacenet","PatFT","J-PlatPat",{"courseId":13,"courseImg":14,"courseName":15},"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","以下哪个数据库属于国家知识产权局官网提供的检索系统",[18,29,35,42,48,57,65,72,81,84],{"answer":19,"createTime":5,"id":20,"options":21,"question":26,"source":27,"type":28},[],381771494,[22,23,24,25],"*","""","+","-","国家知识产权局专利检索及分析系统中,用于精确匹配检索词的运算符是","v1",0,{"answer":30,"createTime":5,"id":31,"options":32,"question":34,"source":27,"type":28},[],381771495,[9,10,11,33],"WIPO PATENTSCOPE","欧洲专利局网上检索系统的核心检索界面是",{"answer":36,"createTime":5,"id":37,"options":38,"question":41,"source":27,"type":28},[],381771496,[39,40,10,9],"PubWest","Global Dossier","美国专利商标局的专利全文检索系统是",{"answer":43,"createTime":5,"id":44,"options":45,"question":47,"source":27,"type":28},[],381771497,[11,46,9,33],"PAJ","日本专利局提供的英文专利检索系统是",{"answer":49,"createTime":5,"id":50,"options":51,"question":56,"source":27,"type":28},[],381771498,[52,53,54,55],"市场竞争分析","技术趋势预测","个人隐私信息查询","投资决策支持","以下不属于商业情报检索用途的是",{"answer":58,"createTime":5,"id":59,"options":60,"question":64,"source":27,"type":28},[],381771499,[61,62,9,63],"Thomson Innovation","PatBase","Derwent Innovations Index","以下属于免费专利数据库的是",{"answer":66,"createTime":5,"id":67,"options":68,"question":71,"source":27,"type":28},[],381771500,[69,33,63,70],"国家知识产权局专利检索系统","Google Patents","以下属于收费专利数据库的是",{"answer":73,"createTime":5,"id":74,"options":75,"question":80,"source":27,"type":28},[],381771501,[76,77,78,79],"增加数据存储量","提高数据检索效率和准确性","减少数据冗余","延长数据保存期限","数据库数据加工的主要意义是",{"answer":82,"createTime":5,"id":6,"options":83,"question":16,"source":27,"type":28},[],[8,9,10,11],{"answer":85,"createTime":5,"id":86,"options":87,"question":92,"source":27,"type":28},[],381771503,[88,89,90,91],"数据清洗","数据标准化","数据个性化定制","数据分类标引","各商业数据库数据加工的相同点不包括"]