二极管

Simulant attenuator has been widely applied in microwave and radio networks with MMICS and PIN diode networks.

模拟衰减器在射频和微波网络中有广泛的应用，可用砷化镓MMICS和PIN二极管网络实现。

The volt-ampere characteristic property with photodiode and photosensitive audion is the basis designing an experiment's.

以光敏二极管和光敏三极管的伏安特性作为设计实验的基础。

Use photosensitive component also to give first place to photodiode and photosensitive audion in light-operated circuit.

在光控电路中使用光敏器件也以光敏二极管和光敏三极管为主。

The information carrier of traditional electronic components such as diodeand audion, has been electronic charge, but the electronic spin has never beenconsidered.

传统的电子元件，比如二极管和三极管，它们的信息载体都是电子电荷，电子的自旋没有被利用。

Photosensitive transistor has photodiode and photosensitive audion two major kinds.

光敏晶体管有光敏二极管和光敏三极管两大类。

Keywords: Photodiode; Photosensitive audion; Volt-ampere characteristic property; Illumination characteristic property; Wavelength

光敏二极管；光敏三极管；伏安特性；光照特性；波长

Photodiode and photosensitive audion are a photoelectricity change semiconductor device , to have sensitiveness height , the high frequency function is good , the reliability energy is good , reliability is good , volume is small compared with photosensitive electrical resistor.

光敏二极管和光敏三极管是光电转换半导体器件，与光敏电阻器相比具有灵敏度高，高频性能好，可靠性能好，可靠性好，体积小。

It locks the frequency of the carrier-wave at 35MHz.The stabilization of the carrier-wave can be 4×10-5,the accuracy can be 3×10-5.The frequency modulation and the confection of the carrier-wave are realized by the capacity-changing diode V149 and the integration voltage-control oscillator MC1648 chip.The end power amplifier uses the audion 2SC1970 to make it work in the third magnifying state,it improves the efficiency of the magnifier and the power of the output reaches the design demand.

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。

The transmit part adopts the phase-locked loop pattern of frequency synthesizing technology and uses the MC145152 and MC12022 chips to compose the phase-locked loop.It locks the frequency of the carrier-wave at 35MHz.The stabilization of the carrier-wave can be 4×10-5,the accuracy can be 3×10-5.The frequency modulation and the confection of the carrier-wave are realized by the capacity-changing diode V149 and the integration voltage-control oscillator MC1648 chip.The end power amplifier uses the audion 2SC1970 to make it work in the third magnifying state,it improves the efficiency of the magnifier and the power of the output reaches the design demand.

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。

By adding a transistor with some capacitors, diodes, and resistors, you can transform a pure-manual reset to an automatic reset with adjustable hold time for the reset IC.

通过给晶体管增加一些电容、二极管和电阻，使用保持时间可调的复位IC，将纯手动复位转换为自动复位。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷