Which select and use reasonably frequency converter is the basic condition to realize the functions, its control way is the key to decide the usage property of the frequency converter.
而变频器的合理选用是实现这些功能的基本条件，其控制方式又是决定变频器使用性能的关键所在。
The paper discussed the basic structure and functions of monitoring system of plank pressure based on embedded system underground, and introduced the key techniques to realize this system.
讨论了基于嵌入式系统的井下顶板压力监测系统的基本结构和所实现的功能，详细介绍了实现该系统的关键技术。
It may realize the functions including basic information inquiry according to the jurisdiction, including books author, publishing house, publication date and some basic information;
可以实现的功能包括：根据权限的图书基本信息的查询，包括图书的作者、出版社、出版日期等基本信息；
Finally, the experiment is performed upon the system, and it performs well. It's proved that the system can realize basic functions. It has some practical value.
最后通过试验对该系统进行了测试，取得了较好的效果，验证了本系统能够实现应用的基本功能，具有一定的实用价值。
System realize the ODBC database some of the basic functions, but also there are many functions to do did not help to learn database programming.
系统中实现了ODBC数据库的一些基本功能，也还有很多功能没做，可帮助学习数据库编程。
For the limitation of time and level of technical, the system has only provided some basic functions, so it could not display all features of the system and needs to realize the more perfect.
由于时间和技术水平有限的缘故，本系统只提供了一些基本功能的展示，不能展示系统的全部功能，还需要进一步实现更完善的功能。
Shows the basic circuit to realize the time, adjusting the time, power state (LED does not shine, the clock non-stop) to achieve three functions of the design requirements and objectives.
电路根本能实现显示时光、调剂时光、省电状态（数码管不亮，时钟不停）三种功效达到了设计的要求和目标。
Shows the basic circuit to realize the time, adjusting the time, power state (LED does not shine, the clock non-stop) to achieve three functions of the design requirements and objectives.
电路根本能实现显示时光、调剂时光、省电状态（数码管不亮，时钟不停）三种功效达到了设计的要求和目标。
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