A pulsar is a celestial object that emits light in short burst.

The new device emits a powerful circular column of light.

新设备发出明亮的圆形光柱。

A certain gasoline camping lantern emits as much light as a 25-watt electric light bulb.

某汽油野营灯,与25w的电灯泡发光相同.

This served to create output pulses proportional to the number of electrons emitted.

这个装置用于产生与发射电子数成正比的脉冲输出.

Five main classes of pollutants are emitted into our air by a variety of sources.

从各种污染源中排放到空气中的污染物主要有五种.

John emitted a few curses.

约翰发出几声诅咒.

She emitted a cry of pain.

她发出痛苦的呼叫.

The woman emitted queer regular little snores that sounded like yelps.

她那跟怪叫差不多的鼾声一股一股地从被里冒出来.

He derived the observed intensity distribution of light emitted by a hot solid.

他导出了观察到的热体发光的强度分布.

This effect is particularly important for LEDS since the emitted spectral width is several hundred angstroms.

这种效应对于发光二极管来说是特别重要的,因为发光二极管所发射的光谱带宽可达几百埃.

By far the larger part of the energy emitted, however, is still carried by infrared waves.

不过, 发射的绝大部分能量仍由红外波来传递.

The detectors of the emitted radiation are synchronized to their specific element's sourse.

发射辐射的探测器与它们的特定元素的激发源是同步的.

The chimney emitted thick smoke into the air.

烟囱向空中散发出浓烟.

A transistor has three electrodes, the emitter, the base and the collector.

晶体管有三个电极, 即发射极, 基极和集电极.

The common emitter configuration is by far the most versatile and widely used.

目前共发射极接法用途最多,应用最广.

HBTs : Concept: emitter efficiency, base transport, base resistance, junction capacitance.

概念: 射极效率, 基极传输, 基极阻抗, 接面电容.

The region in a transistor between the emitter and the collector.

基极晶体管中发射极和''.'集'.''''.'电'. ''极之间的区域.

We shall take the typical emitter-to-base resistance as about 250 ohms.

我们取发射极基极电阻的典型值为250欧姆左右.

Its key materials mainly include emitter materials, electron-transporting materials and hole-transporting materials.

其核心材料主要包括发光材料, 电子传输材料和空穴传输材料.

The base region is always very much narrower than the emitter or collector regions.

基极总是比发射极和集电极薄得多.

The α emitter and target material should be closely bonded.

α发射体和靶物质应当是紧密结合的.