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645-2007 多功能电能表通信规约
本标准是根据《国家发展和改革委员会办公厅关于印发2006年行业标准项目计划的通知》（发改办工业［2006］1093号）的安排，对DL/T 645-1997《多功能电能表通信规约》的修订。
制定本标准是为统一和规范电能表的多功能电能表与数据终端设备进行数据交换时的物理连接和协议。信息量的确定以DL/T 614-2007《多功能电能表》为依据。
本标准与DL/T 645 请点击左侧文件开始预览 ！预览只提供20%的代码片段，完整代码需下载后查看 加载中 侵权举报
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a good document, on the RS232 and RS485 differential introduced
一个好文件,是关于RS232与RS485的区别的介绍-a good document, on the RS232 and RS485 differential introduced
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VC的可视化编程环境为我们提供了方便的界面编程操作，然而对于不规则窗体的实现，还需要通过语言编程来实现。本文档教你如何编写自定制不规则窗体！...
VC的可视化编程环境为我们提供了方便的界面编程操作，然而对于不规则窗体的实现，还需要通过语言编程来实现。本文档教你如何编写自定制不规则窗体！-VC visual programming environment provides us with a convenient programming interface to operate, but for the realization of irregular form, but also the need to achieve through language programming.
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VBA 2000 Outlook信息
VBA For Outlook 2000 资料-VBA For information on 2000 Outlook
- 2022-01-21 05:27:45下载
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自学SQL 10分钟已经确立了自己作为金标准…
Sams Teach Yourself SQL in 10 Minutes has established itself as the gold standard for introductory SQL books, offering a fast-paced accessible tutorial to the major themes and techniques involved in applying the SQL language. Forta s examples are clear and his writing style is crisp and concise. 原版英文书！-Sams Teach Yourself SQL in 10 Minutes has es tablished itself as the gold standard for intro ductory SQL books. offering a fast-paced accessible tutorial to t he major themes and techniques involved in appl ying the SQL language. Forta"s examples are clea r and his writing style is crisp and concise. Original English instruments!
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C++ Classic books bis C++ Network Programming
C++经典书籍之二C++ Network Programming-C++ Classic books bis C++ Network Programming
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many problems with the estimate, is the primary computers in a good helper
很多问题都含概了，是初级电脑者的好帮手-many problems with the estimate, is the primary computers in a good helper
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csr 蓝牙bc３的资料，给一些有需要的刚入门的朋友．
csr 蓝牙bc３的资料，给一些有需要的刚入门的朋友．-csr Bluetooth bc3 information, there is need to give some of the friends just getting started.
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xml简易教程,语言通俗,幽默.不失为学习xml的初级课本.
xml简易教程,语言通俗,幽默.不失为学习xml的初级课本.-xml Layman"s Guide, language is colloquial humor. After all, the initial study xml textbooks.
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cygnal资料
cygnal资料-Cygnal information
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