点击 Search查询后反馈结果见图3.9 3* Altavista: Simple Query keyword:"genetic engineering"-Netscape File Edit View Go Communi cator Help 程口湿 Back Forward Reload Home Search Guide Print Security Stop 日0 marks 4. cation:[wwod%3A+%22net+ ngineering'%285eah矩37&each≠7 是 Instant Message回 Internet C Lookup New&cool Help. Preferences. New Search. Advanced Search About 152175 documents match your query Click to find related books at amazon. com 1. No Title To Keywords. University of Connecticut Health Center. Keyword/Faculty. Genetic Engineering. Rajan, T.v. Updated 5/95 ahttpcortex.uchc.edu/-coopreskfgenengPtml-size474bytes-24-May-95 English- Translate 2. Bioaerosols NRC Research Associateship Programs. U.S. Environmental Protection Agency Bioaerosols RO# 22.51.05.13 CITY Corvallis STATE OR 97333 ADVISER: a Rttp rap nas.edulabEPA22520513.2tmmi-size 3K-24-Dec-97-Englisha Translate 3. Metabolic Engineering of pentose- Fermenting yeasts ocument: Done 图39用AltaⅤista在关键词字段查“遗传工程”反馈结果• 点击Search查询后反馈结果见图3.9 图3.9 用AltaVista在关键词字段查“遗传工程”反馈结果