检索举例.doc

例1:检索期刊::smithgn或lius篇名检索::(puterassistedinstructionorCAI)andcoursewareandeconomics选其中一个作者,与上式结合检索例2:workand(TransferorAuthorputs)例3:(nanometermaterialsornanomaterials)例4:不能用fattyacidsonhumanhealth,里面含有禁用词on检索式应为:fattyacidsandhumanhealth例5:在银盘数据库中(qin-shu-yuanorqin-s-yorqin-shuyuan)inau鸟的迁移方面的文献:(bird*andmigration)intior(bird*andmigration)intp(BA)例6:家庭教育投资方面的文献:familyandeducationexpenditure(OCLC)例7:pollutionand(lake*orocean*)例8:womenwith8movement(CSA)例9:(压电免疫传感器+压电传感器+压电免疫检测系统)×(SARS+非典+严重急性呼吸综合症)×气相(severeacuterespiratorysyndromeorSARS)and(gasphaseorvaporphase)and(rystalorpiezoelectricimmunosensor?rystalsensor?orpiezosensor?)例10:二恶英×土壤×生物毒性dioxin?andsoilandbiologicaltoxicity例11:检索SARS病毒的基因组序列研究情况(genomeorsequences)and(severeacuterespiratorysyndromeorSARS)finance,investment,stock,stockexchange