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最新的水表检验规程,这个很重要的!特别是从事表类行业的兄弟们!谢谢你们的支持,我们一起进步!...
最新的水表检验规程,这个很重要的!特别是从事表类行业的兄弟们!谢谢你们的支持,我们一起进步!-Latest meter test a point of order, this very important! Particularly those engaged in table-type industries brothers! Thank you for your support, we progress together!
- 2022-03-22 23:27:43下载
- 积分：1
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GPS
gps-RINEX的格式介绍-a GPS-RINEX format introduced
- 2023-01-27 08:30:04下载
- 积分：1
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DOS下的万年历,有兴趣可改成UNIX下的CAL
DOS下的万年历,有兴趣可改成UNIX下的CAL-calendar under the DOS, UNIX interest may change under the CAL
- 2023-06-18 01:50:03下载
- 积分：1
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读写INI
读写INI-literacy INI .................................
- 2022-02-05 18:14:37下载
- 积分：1
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发射部分采用锁相环式频率合成器技术， MC145152和MC12022芯片组成锁相环，将载波频率精确锁定在35MHz，输出载波的稳定度达到4×10...
发射部分采用锁相环式频率合成器技术， MC145152和MC12022芯片组成锁相环，将载波频率精确锁定在35MHz，输出载波的稳定度达到4×10-5，准确度达到3×10-5，由变容二极管V149和集成压控振荡器芯片MC1648实现对载波的调频调制；末级功放选用三极管2SC1970，使其工作在丙类放大状态，提高了放大器的效率，输出功率达到设计要求。-Part of the launch phase-locked loop frequency synthesizer using technology, MC145152 and MC12022 PLL chips to lock in the exact carrier frequency 35MHz, the output carrier to achieve the stability of 4 × 10-5, reaching the accuracy of 3 × 10-5 by the varactor diode V149 and integration to achieve MC1648 chip VCO FM modulation on the carrier selection transistor amplifier at the end of class 2SC1970, to work in the C state to enlarge and improve the efficiency of the amplifier output power to meet the design requirements.
- 2022-08-18 16:37:11下载
- 积分：1
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TCL_教程 学习tcl脚本语言的首选
TCL_教程 学习tcl脚本语言的首选-Tutorial TCL_ learning tcl scripting language of choice
- 2022-02-01 04:46:52下载
- 积分：1
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4用户指南Lonworks NodeBuilder Gizmo
LonWorks NodeBuilder Gizmo 4 Users Guide
- 2022-03-11 21:01:43下载
- 积分：1
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types of good music website
音乐类型的好网站-types of good music website
- 2022-09-18 10:05:03下载
- 积分：1
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嵌入式系统c语言编程入门(2),关于c语言编程的书籍
嵌入式系统c语言编程入门(2),关于c语言编程的书籍-C language programming of embedded systems portal (2), on c language programming books
- 2023-05-09 18:20:03下载
- 积分：1
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delphi写的一款不错的通讯录软件,适合初学者下载．
delphi写的一款不错的通讯录软件,适合初学者下载．-delphi write a good address book software, suitable for beginners to download.
- 2022-03-01 23:05:46下载
- 积分：1
