晶体管

This paper proposes an analog synthesis circuit of a wavelet function approximator using sigmoidal mother wavelet.

小波函数使用反曲型母小波模拟，电路由双极型晶体管、可控放大器和线性无源电子元件等组成。

A brittle gray crystalline element that is a semiconducting metalloid used in transistors; occurs in germanite and argyrodite.

一种易碎的灰色晶体元素，具半导体特性的非金属，用于晶体管中，存在于锗石和硫银锗矿中。

Keywords: asynchronous motor; transistor;computer control; SPWM inversion

关健词：异步变频电动机；变频器；SPWM逆变；绝缘栅双极性晶体管；微机控制。

It also uses a small transistor to switch a very loud piezo buzzer which serves as both an audible armed and triggered signal and a recovery beacon function that activates after a given pre-programmed time to help find a lost rocket in perhaps thick bush or grass.

它还使用一个小的晶体管切换一个非常响亮的压电蜂鸣器服务作为一个发声的武装，引发了信号和复苏的灯塔，功能，激活后，由于预先编程的时间来帮助寻找失去的运载火箭，也许厚布什或基层。

"The Audion became the key component of all radio, telephone, radar, television, and computer systems before the invention of the transistor."

在晶体管发明以前，三极检波管是所有收音机、电话、电视机和计算机系统的基本组件。

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。

The platform designing that the photoelectricity sensor tests the instrument experiment this time adopt CSY-998G , the system making use of the photoconductance effect to be one kind of body effect of semiconductor materials , building an experiment, test photosensitive audion waiting for photosensitive transistor volt-ampere characteristic property.

此次设计采用CSY-998G光电传感器试验仪实验平台，利用光电导效应是半导体材料的一种体效应，建立实验系统，测试光敏三极管等光敏晶体管的伏安特性。

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。

The method can be utilized for transistor laser structure design.

该方法可用于晶体管激光器的设计。

In chapter 5, the design of oscillator is discussed. First introduced the condition of how to make circuit oscillate and keep stabilization. And compared the advantage and shortcoming of design oscillator with S parameter or Bessel Function method.

第五章主要是讨论了射频前端关键模块本振源振荡器的设计，分析了反馈振荡器的起振、平衡条件，比较了用晶体管S参数和时域贝塞尔函数法设计振荡器的优缺点，最后以科尔皮兹型振荡器为例用ADS软件进行设计仿真，给出了设计结果。

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。