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| 21. | textile fabric coated or impregnated with wax (exc. tracing cloth) |
| 用蜡涂层呀浸渍的纺织物（不包括描图布） |
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| 22. | SIEG BLITZ EK 是一家现代化的、靠的产品供应商，这家供应商从事切割系统,焊接系统,气焊,其它,拆除的机床的制造、售。请您访问我们的主页，垂询当前的产品系列和服务。 |
| The enterprise of SIEG BLITZ EK offers you Cutting systems, Welding systems and Other as well as the further Oxyacetylene process and Dismantling machine tools. |
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| 23. | 文摘:主要阐述了遥控水位监测系统的工作原理及实现方法.该系统能进行贮水池水位的自动检测、水位信号的无线传输，并能借助微机控制实现水位的显示和定点报警. |
| Abstract: This paper describes the principle and the methed of the telecontrol system of water-level monitoring, which realizes the autom atic measurement of the water-level, transmitting of water-level signals by ra dio, and water-level display and preset-point alarm by use of microcomputer co ntrol technique. |
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| 24. | Figure 6.3 shows a plot of the portion of the infrared region that is ordinary scanned with the modern instruments. |
| 图6．3是用现代仪器对红外区的普通扫描图。 |
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| 25. | C）数据库系统 Websites that run from databases come with administration screens to edit the contents of the |
| 如果网站中包含数据库的运行，那么一定包含一个数据库内容的管理窗口。数据库内包括了产品目录、子商务、闻页面和布告栏。 |
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| 26. | of Geographical Information System and Real-time Control System Based on Agent Architecture.2004年第四期，系统工程与电子技术 |
| ┥虾Ｊ械乩硇畔⑾低潮曜蓟?侍庋芯縖]2004年1期.华东师范大学学报(然科学版)第二作者. |
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| 27. | Any of the marks that make up the formal design of a picture. |
| 设计图，草描图构成正式图样的线 |
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| 28. | An electrically produced graph or tracing. |
| 电示图以电制作的图表或映描图 |
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| 29. | A sketch done in this style. |
| 略图的素描以此种方法画成的速描图 |
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| 30. | A light sensitive unit used with an optical arrangement for scanning images. |
| 与光学装置一起用来扫描图象的一种光敏装置。 |
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