《化工学院检索第四单元.doc》由会员分享，可在线阅读，更多相关《化工学院检索第四单元.doc（3页珍藏版）》请在金锄头文库上搜索。
1、第4单元 外文评价性数据库检索练习学院：班级：姓名：学号：一、Ei Compendex Web 方法一：直接链接到 http:/方法二：进入学校图书馆主页（http:/），点击检索工具中的“工程索引EI”进入。要求：该数据库至少需用两个检索词进行检索，最终命中文献应少于100篇。（一） Quick Search检索练习检索课题（中文）：锅炉应用检索主题（英文）：Boiler applications 所选字段检索词（1）TitleBoiler applications（2）TitleEnergy saving 限定条件语种All languages年代2012其它检索式1 article fo
2、und in Compendexfor 2012-2012: (Boiler applications) WN TI) AND (Energy saving) WN TI)检索结果（命中文献篇数）：1（二）Expert Search检索练习检索课题（中文）：锅炉应用检索主题（英文）：Boiler applications说明：输入检索词后，采用wn命令(within)，可以在特定的字段内进行检索，在表达式中可以采用布尔运算符(AND, OR, NOT)，同时，可使用括号指定检索的顺序，另外还可以把“取词根”、“截词”、“通配符”等检索方法运用的检索表达式中。如：(artificial inte
3、lligence) wn AB AND (Tsinghua) wn AF1检索式 2012-2012: Boiler applications 2时间范围2012检索结果：25（篇）要求少于100篇3摘抄其中一篇相关文献的题录TitleExtending EMMS-based models to CFB boiler applicationsAuthorLu, Bona Zhang, Nan;Wang, Wei;Li, JinghaiAuthor AffiliationState Key Laboratory of Multi-phase Complex Systems, Institute
4、of Process Engineering, Chinese Academy of Sciences, Beijing 100190, ChinaSourceParticuology, 2012二、Derwent Innovation Index 选用的数据库：德温特创新索引DII方法一：直接链接到 http:/ http:/ boiler 字段检索词逻辑算符标题Energy-saving boiler 检索结果（篇）8专利名称Horizontal reverse burning multi-return environmental-friendly energy-saving combus
5、tion boiler, has upper combustion chamber connected with tube bundle flue through lower smoke inlet, and smoke chamber placed to chimney专利号CN202253556-U发明者姓名CHANG R, LI X, YANG L专利权人CHANG R(CHAN-Individual)国际专利分类号F22B-031/00; F24H-001/40; F24H-001/46摘要NOVELTY - The boiler has a water cooling wall pi
6、pe (10) provided with a water cavity (1) and connected with left and right header parts. A hearth component is provided with an L-shaped water discharging pipe (3) and a lower layer grate (6). The lower layer grate is divided into an upper combustion chamber and a lower combustion chamber. The upper
7、 combustion chamber is connected with a tube bundle flue (14) through a lower smoke inlet. The tube bundle flue is provided with left and right sides. A smoke chamber (4) is placed to a chimney.USE - Horizontal reverse burning multi-return environmental-friendly energy-saving combustion boiler.ADVANTAGE - The boiler can burn completely with high heat efficiency, and saves energy with better environment-friendly effect.
