本文介绍了滑板修复技术的研究与开发以及应用该技术所取得的效益。
This paper introduces the research and development of sliding plate repairing technology and the benefits obtained by using the technology.
本文介绍了一种基于单片机的多功能智能钟表的设计，详细介绍了硬件和软件的设计。
This article provides the design of multi-function intelligent horologe based on microcontroller, introducing the design of hardware and software in detail.
本文介绍了即期汇票的主要特点。
In this artile, it introduced the main characteristics of the S/D.
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