您要查找的是不是：
- Chemical Abstracts Service Source Index, CASSI 六、资料来源索引
- chemical abstracts service source index 美国化学文摘资料来源索引
- Chemical Abstracts Service (CAS) a division of the American Che 化学文摘服务(美国)
- Chemical Abstracts Service of the American Chemical Society 这是美国化学会的化学文摘
- Chemical Abstracts Service 化学文摘社
- Chemical Abstract Service files 化学摘要服务文件
- The second chapter is about traditional retrieval books, such as Index Medicus, Excerpta Medica, Biological Abstracts, and Chemical Abstracts. 医学文献的类型、结构、医学文献检索的原理、方法和途径等。
- Be abstracted on the research paper of wild Coptis by Chemical Abstract. 野生黄连研究成果被美国化学文摘收录。
- Finally, the abstract service interface definition defines the operations that can be used and the input and output data types. 最后,抽象服务接口定义定义了能够使用的操作,以及输入和输出数据的类型。
- Information technology. Text and office systems. Document filing and retrieval (DFR). Part 1 : abstract service definition and procedures. 信息技术.;文本和办公文件体系
- The Chemical Abstracts Home Page 化学摘要主页
- The SciFinder Scholar is a network search system for science researchers,provided by the Chemistry Abstract Service(CAS)of America. Its information quantity and its search function are superior to those of presswork and CD. SciFinder Scholar是美国化学文摘社(CAS)针对科学研究人员提供的网络检索系统,无论是信息量还是检索功能都是印刷版和光盘版化学文摘无可比拟的。
- General purpose middleware such as file systems, database managers, directories, and workflow managers provide these abstract services on top of the physical grid. 通用的中间件,比如文件系统、数据库管理员、目录和工作流管理人员,在物理网格之上提供这些抽象服务。
- A reactor is a container for chemical reaction. 反应器是进行化学反应的容器。
- The chemical symbol for copper is "Cu". 铜的化学符号是Cu。
- We are doing a chemical experiment. 我们正在做化学实验。
- My major is the subject of chemical engineering. 我的专业是化学工程学。
- Ammonia is a chemical substance. 氨是种化学物质。
- A chemical derived from petroleum or natural gas. 石油化学制品从石油或天然气中提炼出的化学产品
- Beware how you handle the toxic chemical. 小心处理有毒的化学药品。
