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common-cathode
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     finally preset temperatures and digits to be displayed by using the following pieces of apparatus: a square-wave generator, an adder- subtracter, an analog multiplexer, a seven-segment decoder driver, and a common-cathode LED.
     预置温度和预置显示数字,通过方波发生器、加减计数器、模拟多路开关、七段译码驱动器和共阴LED显示来完成。
短句来源
     The parameters collected are converted to digital parameters by ADC0809 mold/digit chip. The case beyond the reach of scope will be alarmed to determine the digit parameters, and the digit parameters will be displayed by a common-cathode LED.
     模型中采集的参数经过ADC0809模/数芯片转换为数字参数,通过对数字参数的判断对超出范围的工况进行报警,并用共阴LED数码管将参数显示出来,实现了对船舶柴油机工况的智能监测。
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  “common-cathode”译为未确定词的双语例句
     MAX7219 are compact serial input/output common-cathode display drivers, with the characteristic of high compactness, good capacity, no twinkling and simple circuits connection.
     MAX7219是一种高度集成的串行输入/输出共阴极驱动器。 它集成度高,性能强,不闪烁,电路连接简单。
短句来源
     The Max7219 is compact,serial input \ output common - cathode display drivers. It's Convenient 3 wire serial interface connect to all common microprocesser.
     MAX7219是一种集成化的串行输入/输出共阴极显示驱动器,三线串行接口适用于所有微处理器。
短句来源
  相似匹配句对
     CATHODE PROTECTION
     阴极保护
短句来源
     Common Knowledge
     知识共享——从个人到集体
短句来源
     On the Common Enterprise
     共同的事业
短句来源
     Cathode electrophoretic finishing process, management and treatment of common problems are presented.
     详细介绍了阴极电泳涂装线的工艺、管理要点和常见问题的处理方法
短句来源
     THE DEVELOPMENT OF CATHODE ELECTRONICS
     阴极电子学的过去现在和将来
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A new noncontacting electronic temperature controller is developed, which is composed completely of analog and digital integrated circuits. The basic principles read as follows. A PN junction of type 2CWM41 is used as its temperature sensor; a regenerative voltage comparator is used to realize on-off temperature difference; a photocoupler is used to separate direct current from the alternating and control a triple-ended bidirectional diode thyristor, and eventually to control whether a refrigeratory makes refrigera-...

A new noncontacting electronic temperature controller is developed, which is composed completely of analog and digital integrated circuits. The basic principles read as follows. A PN junction of type 2CWM41 is used as its temperature sensor; a regenerative voltage comparator is used to realize on-off temperature difference; a photocoupler is used to separate direct current from the alternating and control a triple-ended bidirectional diode thyristor, and eventually to control whether a refrigeratory makes refrigera- tion or not; finally preset temperatures and digits to be displayed by using the following pieces of apparatus: a square-wave generator, an adder- subtracter, an analog multiplexer, a seven-segment decoder driver, and a common-cathode LED.

本研制的电子温控器属无触点型。全部采用模拟和数字集成电路。选用2CWM4l型PN结作温度传感器。选用迟滞电压比较器实现开停温差。用光电耦合器把直流和交流隔离并控制三端双向可控硅,以便最后控制冷却器不管它制冷或不制冷。预置温度和预置显示数字,通过方波发生器、加减计数器、模拟多路开关、七段译码驱动器和共阴LED显示来完成。

A twin ionization chamber with a common cathode and frisch grids is described for(n,a ),(n,p)studies.The chamber is used to determine the energy spectra and angular distribution of the charged particles emitted from the sample positioned on the cathode by dual parameter measurements of coinciding pulses from the an-ode and cathode of the ionization chamber,Pu a source is used to test the property of the chamber an isotropic angular distribution is basically showed and the energy resolution is about 2%. This...

A twin ionization chamber with a common cathode and frisch grids is described for(n,a ),(n,p)studies.The chamber is used to determine the energy spectra and angular distribution of the charged particles emitted from the sample positioned on the cathode by dual parameter measurements of coinciding pulses from the an-ode and cathode of the ionization chamber,Pu a source is used to test the property of the chamber an isotropic angular distribution is basically showed and the energy resolution is about 2%. This ionization chamber had already been applied to study of the Ca(n,a)and 2n(n,a)reactiOns.(

本文主要介绍和描写了用于快中子引起的发射带电粒子核反应研究的具有共阴极的两个背靠背的双重屏栅电离室。用双参数数据获取系统可同时得到阳极和阴极的关联信号。由此可以研究由贴在阴极上的靶物质发射的带电粒子的能量和角分布,实验上用Puα放射源来检验屏栅电离室的基本性能,由双参数数据获取系统得到其双维谱,经数据处理之后,其角分布基本上呈现各向同性分布,对Puα放射源的能量(E=5.499MeV),其能量分辨串为~2%,此电离室已用于(40) ̄Ca(n,α)和 ̄(64)Zn(n,α)等核反应研究工作。

CuNi alloy on the basis of copper at different ratio Cu/Ni are prepared by codepostion. The cathode activtiy of film are studied by steadystate polarization for electroreduction nitrobenzene (NB) and 1,5dinitroanthraquinone (1,5DNA) to paminophenol and 1,5diamino4,8dihydroanthraquinone respectly. The results show that the alloy cathodes at different ratio Cu/Ni have different exchange current density (io) and apparent activition energy (EA). The alloy (CN30) has maximal io  and minimal...

CuNi alloy on the basis of copper at different ratio Cu/Ni are prepared by codepostion. The cathode activtiy of film are studied by steadystate polarization for electroreduction nitrobenzene (NB) and 1,5dinitroanthraquinone (1,5DNA) to paminophenol and 1,5diamino4,8dihydroanthraquinone respectly. The results show that the alloy cathodes at different ratio Cu/Ni have different exchange current density (io) and apparent activition energy (EA). The alloy (CN30) has maximal io  and minimal EA by codeposition at the following conditions: electrolyte: 0.05 mol/L CuSO4·5H2O+0.6 mol/L NiSO4·6H2O+0.25 mol/L Na3Cit·2H2O; current density: 0.6 A/dm2 , pH=6, temperature at 50 ℃. Compared with the common cathodes such as Cu, Cu/Hg, Monel alloy, CN30 alloy is more suitable in these system.

本文采用共沉积法制备了以铜为基体的不同Cu/Ni比的Cu-Ni合金镀层,并用稳态极化法研究了这些镀层在使用硝基苯(NB)和1,5-二硝基蒽醌(1.5-DNA)制备对氨基苯酚(PAP)及1,5-二氨基-4,8-二羟基蒽醌(1,5-DA-4,8-DHA)等电化学还原过程中的阴极活性.研究表明,在PAP和1,5-DA-4,8-DHA电合成体系中,不同Cu/Ni比的合金阴极具有不同的交换电流密度(io)和表观活化能(EA),其中以0.05mol/LCuSO4·5H2O+0.6mol/LNiSO4·6H2O+0.25mol/LNa3Cit·2H2O组成的镀液,并在控制电流密度为0.6A·dm-2、pH值为6、体系温度为50℃等工艺条件下镀制的Cu-Ni合金试片(CN-30),具有最大的io和最小的EA值,与常规所用的Cu、Cu/Hg、蒙乃尔合金等阴极相比,CN-30试片的电极性能最佳

 
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