晶体管

In order to get the optimal noisy matching,analyzed and compared inside resistance and noise characteristics of bipolar junction transistor、integrated operation amplifier and junction field-effect transistorand the characteristics of three coupled modes.

为了达到最佳噪声匹配，分析比较了双极型晶体管、集成运放及场效应管的内阻、噪声特性及三种不同耦合方式的特点，从而总结出对于低内阻信号源较理想的前置放大器的有源器件是单级或多级并联双极型晶体管。

In recent years, SiC FET power transistor and GaN high electron movability power transistor represent the third generation semiconductor-wide bandgap semiconductor power devices, have advantages of high breakdown voltage, high power density, as well as high output power, high operation efficiency, high operation frequency, wide instant aneous bandwidth, operation in high temperature environment and strong ability of resisting radiation.

近年来以SiC场效应功率晶体管和GaN高电子迁移率功率晶体管为代表的第三代半导体－宽禁带半导体功率器件具有击穿电压高、功率密度高、输出功率高、工作效率高、工作频率高、瞬时带宽宽、适合在高温环境下工作和抗辐射能力强等优点。

Furthermore, by using Natori theory on the field-effect transistor we study the current-voltage characteristics of deformed carbon nanotube field-effect transistors. For strain deformation, the conductivity of zigzag nanotube presents different characteristics with the remainder of n and 3. For armchair nanotubes, the conductivity does not change with the strain parameter. However, for torsion deformation, the conductivity rapidly increases, specially for the armchair tube. It has many obviously different conductivity behaviors between zigzag tubes and armchair tubes.

进一步应用场效应晶体管Natori理论模拟计算形变碳纳米管场效应晶体管的电流-电压特性的影响，zigzag碳管根据n 与3的余数关系表现出不同的电流变化趋势，而对于armchair碳管轴向拉伸不改变电流；在扭转形变时，碳管电流急剧升高，特别是armchair管。zigzag和armchair管的电流随扭转角度和外电压行为明显不同。

The common-anode junction of all the twelve LEDs is connected to the collector of pnp transistor T2 and the emitter of transistor T2 is directly connected to the positive terminal of 6V battery.

在所有12个LED的共阳极交界处，是连接到T2的集电极PNP晶体管的发射极和T2晶体管是直接连接到6V的电池正极。

It wasn't till 1956 that Japan's ETL Mark 3, probably the first transistorized computer, appeared, but it used 130 point-contact transistors and wasn't a practical, saleable unit.

到了1956年，日本出现了ETL Mark3，这可能是第一台用晶体管实现的计算机，但是，它采用了130只点接触晶体管，而实际上它是一台无法销售的设备。

New ways to create Shockley's sandwich were invented, and transistors in a vast variety of sizes and shapes flooded the market.

许多制造萧克利夹层晶体管的新方法渐渐地被开发出来了，并且在不久之后这些数量庞大、具有不同尺寸以及外型的晶体管充斥了整个市场。

By using the process, the logic and/or linear and memory transistors are made with different sidewall insulating layers.

藉由使用该处理，该等逻辑电路及/或线性电路晶体管与存储晶体管具有不同的侧壁绝缘层厚度。

This is the first heat transistor of its kind, making use of a hybrid of normal metal and a superconductor.

这是此类晶体管中首个使用常规金属和超导体合成的热晶体管。

The design for impedance converting circuit of input current,transistor amplifying circuit and converting circuit of output current is presented.The telegrapher equations are adopted to determine the impedance of transmission-line transformer,which is used to convert circuit impedance between signal source and transistor.

讨论了放大器输入回路阻抗变换电路、晶体管放大电路以及输出回路阻抗变换电路的设计思想，运用电报方程从理论上推导出用于信号源和晶体管之间阻抗变换的传输线变压器输入输出阻抗计算公式，由此设计出模拟信号处理电路中非常重要的AB类高功率放大器。

It consists of many species, of which high-voltage transistor is playing a key role in national productions.

晶体管的种类很多，其中高反压晶体管在国民生产中发挥着重要的作用。

No clear conclusions can be made about the predictie alidity of specific measures, they found, except for criteria for the underuse of drugs for cardioascular disease.

除了心血管病不合理用药标准外，对于特定评价方法的预测效度没有明确的结论。

The third and last is that almost all of them, being infinite in number, have been impostures, and by idle and crafty brains merely contrived and feigned after the event past.

第三、即最后一点是：几乎所有这些不胜枚举的预言都是欺人之谈，都是在事件过后由无聊而狡猾的脑筋推测与凭空捏造的。