查询词典 transistor radio

In order to grasp the characteristic of the field effect transistor, new idea was brought forward for expressing the field effect transistor with digital formula in teaching course.

为学习掌握场效应管的特性，在教学中提出了数字公式表示场效应管规律的新方法。

A control circuit is connected to the field effect transistor and provides a current through a control current path to produce the field effect transistor input voltage.

控制电路连接到场效应晶体管并提供通过控制电流路径的电流以产生场效应晶体管输入电压。

And highlights the DNA field effect transistor sensor of the study process, embodies the DNA field effect transistor sensor is small in size, light weight, easy to implement integration features in the development of multiple genes simultaneously testing has irreplaceable advantages.

并着重介绍了DNA场效应晶体管传感器的实验研究过程，体现了DNA场效应管传感器具有体积小、重量轻、易于实现集成化的特点，在发展多基因同步检测方面有着不可替代的优势。

As-grown ZnO:N material was used as active channel layer and Si3N4 was used as gate insulator to fabricate thin-film transistor. The fabricated devices on glasses demonstrate typical field effect transistor characteristics.

接着我们把掺氮ZnO薄膜作为沟道层材料，用Si3N4做栅绝缘层在非晶玻璃上制备了ZnO基薄膜晶体管，ZnO-TFT器件表现出了典型的场效应晶体管的输出特性。

To better match the characteristics of the two PN junctions (the diode junction and the transistor base-emitter junction), a transistor may be used in place of a regular diode, like this

为了更好地匹配两个PN结地特性（二极管PN结和晶体管发射结），可以用晶体管代替二极管，如图。

Analyzing the various problems of current steady-state operation life test standard, it is pointed out that, not measuring and controlling, transistor junction temperature in current transistor steady-state operation life test can lead to fatal inaccuracy of the test results.

在分析了现行标准中晶体管稳态工作寿命试验方法存在问题的基础上，认为在现行的稳态工作寿命试验中没有对晶体管的结温实施测量和控制，是导致试验结果不准确的重要原因。

The change of electrical performances of 1 MeV electron irradiated silicon-germanium heterojunction bipolar transistor and Si bipolar junction transistor was studied.

研究了 1 MeV 不同剂量电子辐照前后 SiGe 异质结晶体管的直流特性，并与 Si 双极晶体管进行了比较。

The design rules of silicon low temperature bipolar junction transistor are obtained from the simulation results. One way is that the concentrations of emitter and base are decreased on the base of the normal bipolar junction transistor. Another way is that base concentration is higher than that of emitter, i.

模拟了普通常温工作的双极晶体管在低温下性能的退变，如电流增益、截止频率、基极电阻和基极-发射极电容等，模拟结果和解析模型分析的结果一致，并与常温的结果作了对比分析。

Simultaneously the model of bipolar junction transistor and CMOS transistor and the basic circuit units such as current mirrors are briefly introduced; with the topology and model circuit ,the principle and feature of the CC are analyzed. The applications of the CC in the fields of the active network and signal process are synthesized.

首先介绍了模拟集成电路在当代社会中的重要性和集成电路研究的必要性，并简要地介绍了双极型晶体管和CMOS晶体管的模型结构以及几种电流镜电路的原理及性能；从电流传送器的拓扑结构入手，在给出其模型电路的基础上，介绍了电流传送器的工作原理。

Modern voltage references are constructed using the energy-band-gap voltage of integrated TRANSISTOR s, buried zener diodes, and junction field-effect TRANSISTOR s.

现代电压基准建立于使用集成晶体管和带状能隙基准、掩埋齐纳二极管和结场效应晶体管。

A carrier gas such as nitrogen is directed through line 20 and valve 22 to connect with line 26 and mix with the gas sample.

如氮气之类的载体通过管线20和阀22引入，与管线26相通，与气体样品混合。

But for the most part, knaves and parasites had the command of his fortune

然而支配他的家产的大多是恶棍和寄生虫。