1) off-line terms code
脱机检索码
5) On line retrieval
联机检索
1.
This article introduces the function and feature offered by Dialog On line retrieval system,so as to gain the inforemation as needed and several kinde of means by which reduces search fees.
本文介绍了如何利用DIALOG联机检索系统提供的检索功能与特点,达到既获取所需的信息,又降低联机检索费用的几种方
6) online retrieval
联机检索
1.
Based on comparison and analysis of database contents embodied in five international online retrieval systems in subject and its hiberarchy,this paper puts forward five suggestions that would help to select the right online retrieval system on database resources.
本文在对五大国际联机检索系统收录数据库按学科类别、学科分级分别进行比较分析的基础上,提出了依据收录数据库资源特色来选择联机检索系统的五点建议。
2.
4 and the methods of its installation,setting-up and utilization,and through some examples demonstrates several skills of reducing the online retrieval expense.
4的特点、安装、设置和运用方法,并通过查新实例展示了降低联机检索费用的几种技巧。
3.
With the purpose of saving money of the users,this article introduces ingenious use in online retrieval of patents in order to reduce the costs in using the system of DIALOG.
文章介绍了在DIALOG联机检索系统中检索专利文献时如何降低检索费用的技巧,以节约用户的费用。
补充资料:HP-241B色带打码机/HP-30手动打码机
适用材料:
塑料薄膜PT、PE、PVC、OPP、KT、铝箔、饮料瓶商标;各种塑料复合材料、塑料袋、纸(不干胶、卡片)、皮革、布;包装容器袋、塑料制品;电子元件外壳。
工作原理及结构特点:
采用热打印带代替油墨打印,采取特殊的活字装卸换字结构,可在任何软包装材料上打印。印字清晰,不易擦掉;卫生干净,无油墨污染之优,是一种经济卫生的打印方式。
HP-241技术参数:
最高速度:70-120次/分 可调
打印间距:任意
打印行数:1-3行
电 压:220V±10% 50Hz
功 率:200W
热打印带宽度:25-35mm
HP-30技术参数:
电 源:220V/50Hz
功 率:≤40W
尺 寸:225×200×155mm
重 量:2.5kg
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条