查询词典 emitter

It uses existing equipment to assemble and become, by aerial, receiver and emitter composition, can be laded on trailer, carry each places. This one new weapo......

它采用现有设备装配而成，由天线、接收器和发射器。。。。。。

This processes of SiGe planar integration are compatible with LOCOS, epitaxy under low pressure, poly silicon emitter, MBE SiGe and UHV/CVD.

在国内，首次研发出了SiGe平面集成技术工艺，开发研制出了SiGe集成低噪声放大器。

It was found that the thiophene derivatives moieties became the efficient blue emitter via efficient energy transfer from the polysilafluorene segments.

实验结果表明，噻吩的加入形成了新的蓝色发光中心，并且实现了从硅芴链段到含噻吩发光中心的有效能量转移。

In 2007, for the first time, CO2 emissions from China overpassed the USA, China has been blamed for the largest emitter of GHGs.

在2007年，中国的二氧化碳排放第一次超过美国成为世界第一，中国由此而成为排放二氧化碳最多的国家。

Temperature, doping and electric field dependent parameters including energy band, impurity and carrier distribution, mobility and PN junction, etc are established The models which is demanded in unification and accordance in accurance, simulation speed, effective range and application efficiency are also obtained 3、Some unique or key low temperature physic effects, such as carrier freeze-out or trapping effect, mobility enhancement effect, steepened subthreshold effect, small dimension effect and heavy injection effect, as well as their influence to the device cryogenic performance are discussed and analyzed Based on the completely understanding of the physic nature and characteristics in low temperatures operation, the technique methods to overcome or to utilize the effects are also presented 4、By systematic analysis of carrier transportation, the device physic analytical model for advanced polysilicon emitter transistor with better cryogenic performance that can be used to simulate the quantity relations between device terminal characteristics and internal structure, doping distribution as well as operation conditions is presented.

建立了依赖于温度、掺杂和电场因子，并且包括材料和结构的各参量数学物理模型，主要包括能带、掺杂及载流子分布、迁移率和PN结等模型，在计算精度、速度、应用范围和使用效率等方面达到和谐统一。 3、深入研究了低温条件下一些特有的或起关键作用的低温物理效应，主要包括载流子冻析或陷阱效应、迁移率增强效应、亚阈性能改善效应、小尺寸效应和大注入效应等，并分析其对器件低温性能的影响，在对低温器件工作的物理本质和特点有深入认识和了解的基础上，找出利用或克服低温物理效应的技术措施。

And then to study the both structures' emission characteristic.It was found that the Al-AlN could emit electrons. The two different structures' emission efficiency has prodigious distinction. The first one whose electron emitter film is on the top was much easier to engender the straitens gaps. And it could engender the straitens gaps at larger area than the other one.

经过实验我们发现(1)对于发射层位于电极之上的结构观测到可测量的发射电流(2)当电子发射层位于电极之上，一排电子发射单元的总电阻介于20~150Ω之间时，电形成过程中，给电极间加脉冲电压，在第一个脉冲周期中就能把Al-AlN电子发射薄膜烧断；而对于电子发射层位于电极之下的结构，在电形成过程中，则需要几个脉冲周期之后才能将电子发射薄膜烧断。

The flow characteristics in the flow path of emitters must be understudied roundly in order to design an emitter with high performances.But the labyrinth path was very narrow and complex,and the archetype experiment of the emitters was unreasonable both in the technology and...

通过对迷宫式流道内部流体流动特性的分析，构建了表征迷宫式流道内部流动的数学物理模型；对所选取的目前中国农业灌溉领域最为典型的三种圆柱型灌水器，借助FLUENT6.1 CFD流场软件分析平台实现了流道内部流速分布、涡量分布、紊流强度分布等流动特性的可视化，为新型灌水器流道研制提供一定理论基础。

About six feet,then the first emitter... Verbalizing keeps your mind on the task,reinforces the steps you're taking,and reminds you of what needs to be done.

大约6英尺，到第一个喷水口……嘴里唠叨可以使精力集中于任务，巩固你进行的工作并提醒你下一步该做什么。

It is a useful way to use bubble-screen to reduce the noise radiation of naval vessel underwater, though the resistance of a ship installed the bubble-screen air emitter belt will be larger.

气幕系统是目前降低舰艇水下辐射噪声的一种有效措施。

The United States, the world's largest emitter along with China, is also the world's greatest beef-eating nation and consumes 25 per cent more than Europe.

美国同和中国是全球最大的气体排放国，也是世界上最大的牛肉消费国，超出欧洲25%。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。