Based on the heating flow equation, the tip temperature of the cone field emitters were computed self-consistently in Nottingham effect and in Jouel heating.
从热传导方程出发,考虑Nottingham效应和焦耳热情况下,采用自洽求解了圆锥形场发射体的尖端表面温度;定量讨论了温度与给定的圆锥形场发射体的结构参量与物理参量的关系。
A new method which uses a combination of two different cone reflecting mirrors to convert light way is pointed out to solving the problem of energy loss.
本文分析了两种最常用形式的结构和像差特点,提出了一种利用两个不同锥体反射镜的组合实现光束转换的办法,从而消除了系统由于中心遮拦而带来的能量损失。
A new method of beam expander, which using two different cone reflecting mirrors, is pointed out in this paper.
本文提出了一种采用两个不同锥体反射镜构成的激光扩束新方案,消除了这种由于中心遮拦而带来的能量损失,并分析了对这种结构形式进行变化后得到的其他几种方案。
The atomization is under the cone-jet mode by controlling the voltage and flow rate.
结果表明:在一定电压和容积流动率的情况下,PEG 300 和PEG 400能够在稳定的锥体喷射模式下进行静电雾化,而且雾化喷射液滴尺寸与材料的黏度有关,随着材料黏度的增大而增大。
Surface morphology and composition analysis of the failure emitter of hollow cathode were charac- terized by using FESEM and EDS.
利用场发射扫描电镜(FESEM)及其附带能谱仪研究了失效空心阴极发射体的表面形貌、元素组成。
Standard emitters are conventionally high-temperature cavity radiators.
标准发射体通常是高温辐射腔。
Hence a good absorber is a good emitter, and a poor absorber is a poor emitter.
所以良吸收体就是良发射体,劣吸收体就是劣发射体。
Research on Field Emission Characteristics of Carbon Nanotubes and Fabrication of Novel Emitters;
碳纳米管场发射特性研究及新型发射体的制备
Evaluation of surface contamination Part1: Beta emitters (maximum beta energy greater than 0.15MeV) and alpha-emitters?
表面污染评价? 第一部分? β发射体(最大β能量高于0.15MeV)和α发射体
Reference sources for the calibration of surface contamination monitors-Beta-emitters and alpha-emitters
GB/T12128-1989用于校准表面污染监测仪的参考源β发射体和α发射体
a solid missile discharged from a firearm.
一种从武器里发射出来的固体发射物。
FM stereo broadcast transmitter
调频立体声广播发射机
Ariane Dual Launching System
阿丽亚娜双体发射系统
photon emission curve of scintillator
闪烁体的光子发射曲线
frequency modulating stereo transmitter
立体声调频广播发射机
double-emitter chopper transistor
双发射极斩波晶体管
emitter coupled transistor logic (ECTL)
发射极耦合晶体管逻辑
Schottky emitter type transistor
肖特基发射极型晶体管
emitter base diffusion transistor
发射极-基极扩散晶体管
cause to come out in a squirt, of liquids.
让液体从喷射器里发出。
cavity emissivity
空腔发射;空腔发射能力;气体容积辐射;容积辐射率
Simulation on Atmospheric Volume Emission from Limb Scattering;
基于Limb散射的大气体发射观测模拟
a solid projectile that in former times was fired from a cannon.
一种以前从大炮中发射出来的固体发射物。