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ICD
北斗系统空间信号接口控制文件正式版。北斗系统基本服务性能如下:位置精度:平面 10米、高程10米;测速精度每秒0.2米;授时精度单向50纳秒;可提供双向高精度授时和短报文通信服务。通过广域差分和地基增强等手段,北斗系统服务 性能还可进一步提高,满足各类用户需求。(Official version of the the Beidou system space signal Interface Control Document. The Beidou system performance are as follows: position accuracy: plane 10 meters, 10 m elevation velocity accuracy of 0.2 meters per second timing accuracy of the one-way 50 nanoseconds provide two-way high-precision timing and short message communication service. By means of wide area differential and ground-based augmentation Beidou system performance can be further improved to meet the needs of all types of users.)
- 2013-01-08 10:27:57下载
- 积分:1
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AdobeReaderV9.1.0
说明: 最好用的PDF阅读器,已经破解,无需注册码,安装即可使用……(The best use of the PDF reader, have been cracked, no key, the installation can be used ... ...)
- 2010-03-26 13:29:14下载
- 积分:1
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TimeManage
教会你如何管理时间,让你的一分钟变成一个小时(dfsdfgfdsgfdsgdfsg)
- 2010-06-28 11:38:03下载
- 积分:1
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IEEEstandardCommonFormatforTransientData
IEEE standard Common Format for Transient Data Exchange (COMTRADE) for power systems.pdf电力系统故障录波的标准数据格式(IEEE standard Common Format for Transient Data Exchange (COMTRADE) for power systems.pdf power system fault recorder standard data format)
- 2007-10-10 10:02:37下载
- 积分:1
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Omega
Omega系统软件,用于地震资料处理分析的Omega地震资料处理软件系统(Omega Software Learned)
- 2021-04-16 21:08:53下载
- 积分:1
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DAC0832
这是介绍0832的,很简单和详细的。很不错。(This is to introduce 0832, easy and detailed. It is very good.)
- 2011-07-22 11:50:48下载
- 积分:1
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morevision
麻省理工大学机器视觉的课程PPT2005年冬季学期(MIT machine vision seminars)
- 2010-03-03 15:27:23下载
- 积分:1
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PBOC3.0_2013_13
PBOC3.0 第13部分,金融IC卡行业重要参考资料(PBOC3.0 13th)
- 2013-01-06 11:29:01下载
- 积分:1
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unionsheet
excel 下合并当前目录下所有工作表到一张中
- 2012-01-28 13:48:54下载
- 积分:1
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chapter5
供参考学习,互相交流用,有助于开拓视野,增加知识面。(For information, learn, communicate with each other, help to broaden their horizons and increase their knowledge.)
- 2011-06-14 09:26:21下载
- 积分:1