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比尔盖茨的演讲,共同聆听伟人的讲话,领悟其中的
比尔盖茨的演讲,共同聆听伟人的讲话,领悟其中的-Bill Gates
- 2022-01-21 05:47:46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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Data structure 8 we take a look at the direction of the maze algorithm ah ah ah...
数据结构中8个方向的迷宫算法大家-Data structure 8 we take a look at the direction of the maze algorithm ah ah ah ah ah ah
- 2022-09-26 09:40:03下载
- 积分:1
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Serv
Serv-U7.0.0.4 carck Serv-U7.0.0.4 carck
- 2022-08-04 06:38:28下载
- 积分:1
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LabVIEW程序sfgsdfhgfjghkhjljklyhjryjuty GH gfhbv dfhg彤彤gthg GHV ghgn汞…
labview program sfgsdfhgfjghkhjljklyhjryjuty gh gfhbv dfhg fghg gthg ghv ghgn hgfn fgn fbhgv fgbhgf fghv fhv -labview program sfgsdfhgfjghkhjljklyhjryjuty gh gfhbv dfhg fghg gthg ghv ghgn hgfn fgn fbhgv fgbhgf fghv fhv
- 2022-12-21 08:35:03下载
- 积分:1
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这是一个问答应用程序
it is a quiz application
- 2022-09-23 01:15:03下载
- 积分:1
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C programming source code cases
C++程序设计源代码例-C programming source code cases
- 2022-09-07 17:10:02下载
- 积分:1
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使用Matlab设计一个简单的滤波器小程序
使用Matlab设计一个简单的滤波器小程序-Use Matlab to design a simple filter applet
- 2023-06-22 20:05:04下载
- 积分:1
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设计有理数类rational_number
数据成员:
int numerator(分子)
int denominator(...
设计有理数类rational_number
数据成员:
int numerator(分子)
int denominator(分母)
成员函数
(1)构造函数rational_number ()和rational_number (int x, int y)
(2)拷贝构造函数
(3) 重载运算符“+”、“-”、“*”和“/”
2. 设计有理数类rational_number
数据成员:
int numerator(分子)
int denominator(分母)
成员函数
(1)构造函数rational_number ()和rational_number (int x, int y)
(2)拷贝构造函数
友元重载运算符“+”、“-”、“*”和“/”
3. 分别使用以上两个类,完成有理数的加、减、乘、除运算;验证其加运算、乘运算的交换律。
-Rational Design category rational_number
- 2023-03-17 02:25:04下载
- 积分:1
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扫地雷小游戏,如果周围格子变成白色则没有雷,出现红旗则有雷2...
扫地雷小游戏,如果周围格子变成白色则没有雷,出现红旗则有雷2-Discredited mine game, if the surrounding lattice into a white is not mine, there were red flags have mine 2
- 2022-06-02 22:19:40下载
- 积分:1