介绍了几种碳基材料的场发射特性及其发射模型。
The models and properties of electron field emission from various C-base films are introduced.
利用内建场增强离子发射模型和可动离子中性化模型对实验结果进行了讨论。
Experimental results had been explained by means of built-in field enhance ion emission and ion neutralized models.
利用内建场增强离子发射模型和可动离子中性化模型对实验结果进行了分析与计算,理论与实验吻合较好。
Experimental results were analyzed by means of built-in field enhanced ion emission model and ion neutralized models, which coincides well with the experiment results.
在微波暗室静区反射电平计算时常采用点源发射模型模拟天线的特性,它适用于低频段或方向性差的天线。
In calculation of reflected level of quiet zone in anechoic chamber, a spot emission model is often used to simulate antennas characteristic.
通过建立电子的离散发射模型并解析求解泊松方程,研究了两平行板电容器之间电子发散注入时电势的分布情况。
A study is presented on the potential profile between planar plane capacitors by constructing electronic spread launch model and analytically solving Poisson equation.
在太空营,学员可以制作和发射火箭模型,以此获得太空探索徽章。
At Space Camp, trainees can earn their Space Exploration badge as they build and fire model rockets.
您现在有了一个发射用于业务监视的事件的应用程序,以及一个能够使用和处理事件以进行业务监视的监视器模型应用程序。
You now have an application that emits events for business monitoring, and a monitor model application that can consume and process the events for business monitoring.
切伦科夫辐射是用粒子物理学的“标准模型”所预测到的,在现实世界中也观察到了,最经常是从核反应堆的核心处所发射的淡蓝色光芒。
Cherenkov radiation is predicted by the "standard model" of particle physics and is also observed in the real world, most often as a faint blue glow emanating from the cores of nuclear reactors.
“过渡物体”包括阿莉萨•安底拉斯克的两个优雅模型,它们是一个名为“介子发射”的设计项目的一部分,这个项目涉及了组成夸克的亚原子粒子介子。
"Transitory Objects" includes two elegant models from Alisa Andrasek that are part of a design project called "Mesonic Emission," a reference to mesons, subatomic particles composed of quarks.
事实上,伊朗人的核武器研制模型、铀浓缩设施和核发射系统进展神速,这一点似乎明白无误。
Indeed, it seems clear that the Iranians are working at breakneck speed on nuclear weaponization models, enrichment facilities and nuclear-capable delivery systems.
这种图片由热发射和反射接受器研究小组(ASTER)在2009年6月发布,旨在推广这种目前保留了最全最准确地球数据的新型地球数据测量模型。
The ASTER team released this image in June 2009 to promote its new global digital elevation model, which remains the most complete and consistent data set of its kind.
和听起来一样不可思议,Bigelow Aerospace制造并发射了可分离的空间站模型(见图片)并且希望,某一天,建立起一个商用空间站。
Improbable as it sounds, Bigelow Aerospace makes and launches inflatable space-station modules (pictured) and hopes, one day, to build a commercial space-station.
“我们正在朝半自动方向努力,我们已经做了一些模型,你可以在里面预装六件T恤,并且可以同时发射,”他说。
"We're working on the evolution of a semi-automatic, and we've already done a few prototypes where you can pre-load six shirts and launch them at the same time," he says.
为了在3 - D模型中重现,一架双引擎飞机飞越城市和浓密的树冠,发射并采集从地面,建筑物和其他结构反射回来的激光束。
To reproduce the landscape in 3-D, a twin-engine plane flew over the city and fired laser beams through the dense tree canopy. The beams bounced off the ground, buildings, and other structures below.
餐桌中心的绿色火箭发射场模型上摆着一座精美的火箭模型。
The centerpiece was an ornate model rocket on a green fauna launching pad.
在WebSphereIntegrationDeveloperv 7中,您也可以轻松地告诉被监控的流程,打开监控模型所关注事件的发射功能。
In WebSphere Integration Developer V7, you can also easily tell the processes being monitored to turn on emission of the events that the monitor model CARES about.
计算和仿真结果表明建立的数学模型有较好的精度,多传感器融合技术能成功运用在声发射式绝缘子污秽监测中。
The result proved that the mathematic models has high precision and the fusion technology of information can be used in measurement of polluted insulator by acoustic emission technology successfully.
分析了卫星总体设计中轨道设计、卫星设计和发射选择间的耦合关系与协同效应,建立了MDO的简化模型。
The coupling relationship and associated effect among orbit design, satellite design and launch determination in the satellite system design were analyzed, and the simplified MDO module was founded.
本文考虑导弹水下发射时的力学环境条件,给出了导弹模型水下点火动响应测试试验原理与实现方法。
In considering the mechanical ambient for missile launching under water, principle and implementation for measuring the dynamic response of missile model under water are give out.
并基于某导弹缩比模型进行了实际测试,取得了导弹模型水下发射时发动机推力以及相应的结构壳体应变量等参数。
Practical tests of launching under water have been carried out based on a missile model, and parameters such as driving force of the engine and the structural strain of the model are obtained.
拖曳式空中发射系统模型的复杂程度很大程度上取决于拖缆模型描述的复杂程度。
The complexity of the model of a towed air-launch system mostly depends on the complexity of the model of the towline in this system.
本文旨在通过对某类常规战术导弹发射控制系统射击模型的分析,探讨导弹打击目标的精确度。
Through the analysis to firing model of the launching control system for a certain type conventional tactical missile, the firing accuracy to the target is discussed.
在实验室条件下,建立了压力管道泄漏的声发射检测模型。
A model was constructed in laboratory to simulate the acoustic emission pipeline leak detection.
利用该模型对电热化学发射内弹道过程进行了数值模拟,并将模拟结果与实验数据进行了分析比较,结果表明模拟结果与实验数据基本吻合。
The launching process in interior ballistics is numerically simulated, the comparison of simulation results with experimental ones indicates that the simulation agreed well with the experiments.
介绍了为实现电子模拟运算导弹允许发射距离的数学模型,并说明了雷达距离比例尺的变换方法。
This paper introduce the mathematical model to realize the electronic analog computation to missile allowable launching distance and explain the transforming way of radar range scale.
在分析了定子线圈电路特征和系统运动特性后,建立了多级电磁发射系统模型,并由此导出了系统方程。
After analyzing the characteristic of driving coil circuit and kinematics, the system model of multi-staged electromagnetic launcher is built and equation-solution is derived.
建立了气动水压式水下武器发射系统动态数学模型。
The mathematical model of pneumatic and hydraulic underwater weapon launching system was built.
给出了软件化雷达发射系统的数学模型;
The mathematics model of its transmitting-system is given out.
理论分析认为,这些过程与基于经典过垒模型的势能电子发射过程密切相关。
Theoretical analysis shows that these processes are closely related to the process of potential electron emission based on the classical over_the_barrier model.
理论分析认为,这些过程与基于经典过垒模型的势能电子发射过程密切相关。
Theoretical analysis shows that these processes are closely related to the process of potential electron emission based on the classical over_the_barrier model.
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