查询词典 high energy

As one of the common facilities in manufacturing enterprises, air compressors are widely used due to their capacity of producing compressed air. However , an authoritative survey shows that air compressor system consumes about 86%of the total energy cost within five years compared with purchase price that only accounts for 8% of total cost. This high volume of energy consummation invisibly increases enterprises' operational cost. However ,within the 90% of the cost for energy, main tenance and repair , 50% can be saved.

压缩机作为制造厂最常用的设备之一，其所产生的廉价适用的压缩空气能源备受许多企业家青睐，据权威机构调查，空气压缩系统在五年的总成本中，运转能源消耗费用占约86％，压缩系统初期购置费用仅占总成本的约8％，其高额的运转能源费用无形中增加了企业运营成本；然而人们却不知道这里占近90％的能源及保养修理费用却是有50％以上是可能不必支付的。

This lamp is the sources of energy with monocrystalline silicon solar energy cell or polycrystalline silicon solar energy cell; The storage battery is nickel hydrogen battery or nickel cadmium battery; That lamp holder and the lamp pole adopts casts aluminium or the stainless steel material manufacturing; The lampcover adopts the toughened glass manufacturing, and the light source is the light source with high brightness LED's light emitting diode; The colour can be divided into the white and yellow, redness, orange, green and blue and seven colours become light.

该灯以单晶硅太阳能电池或多晶硅太阳能电池为能源；蓄电池为镍氢电池或镍镉电池；灯座和灯杆采用铸铝或不锈钢材料制造；灯罩采用钢化玻璃制造，光源以高亮度 LED 发光二极管为光源；颜色可分为白色、黄色、红色、橙色、绿色、蓝色和七彩变光。

A lens and a paraboloid nozzle were used to focus pulsed CO2 laser and generate impulse.Effects of single pulse energy on impulse coupling coefficient was studied with a high-accuracy compound pendulum and a light figure system.Extension range of pulse energy from 5 J to 70 J was obtained through adjusting working voltage of the laser and energy attenuation of silicon combinations in the experiment.

利用透镜聚焦，抛物面喷管约束，结合复摆和光指针测量系统研究了单脉冲能量对吸气式激光推进冲量耦合系数的影响，实验中通过调节激光器工作电压和硅片衰减实现了脉冲能量5-70 J范围的有效拓展；进一步采用纳秒分幅高速相机拍摄了24 J能量下的流场纹影照片。

There is no way to cross into this dream without matching the fullness of sound within one's energy flow, which has extreme high notes, medium high notes, low high notes, high medium notes, medium-medium notes, medium low notes, high low notes, low-low notes, and extreme low notes.

除了在你能量流中完全匹配上这一声音以外，并没有其他方法进入到这一个梦想之中，它有极高音、中高音、低高音，高中音、中中音、低中音和高低音、中低音、极低音。

Fuel Cell is a device which can transform chemical energy stored in fuel and oxidizer directly into electric energy. It is a green energy of high efficiency.

燃料电池是一种将储存在燃料和氧化剂中的化学能直接转化为电能的装置，是一种高效的绿色能源。

Apogee kinetic energy potential of high speed small, low kinetic energy of the perigee rate of large potential energy ...

远地点势能高动能速度小，近地点势能低动能速度大。。。。

The results show that the discharge and cooling stages of sparkjet were simulated by computational method. The instance energy input can produce the condition of high pressure and temperature in the actuator, which induce the forming of synthetic jet. With the increment of the input energy, the velocity of the synthetic jet could be increased to the supersonic state. Under the periodic energy input, the distribution of the sparkjet velocity on the nozzle is non-sinusoidal. And the discharge velocity of jet is much larger than the suction velocity of the flow from environment.

计算结果表明：采用本文的计算方法可以模拟出火花型激励器喷射、吸入的工作阶段；电火花瞬间能量的输入产生了腔体内的高温、高压环境，从而诱发合成射流的形成；当激励能量增加，激励器产生的合成射流速度增加，可达到超声速状态；周期性激励下，火花型合成喷喷口处的轴向平均速度随时间不是正弦分布，且喷射过程的最大速度要远远大于吸收过程的最大速度。

In this topic, the dynamic analysis methods for piezoelectric vibrator are studied systematically based on the theoretical model, FEM numerical experimentation and FEM governing equation for given compound-mode vibrator, and some valuable conclusions are obtained. The main work accomplished is summarized as follows: 1.Elaborate the main modeling methods for piezoelectric vibrator and the significance and necessity to study the dynamic characteristics of piezoelectric vibrator which emphasize the urgency of this paper. 2.Take the bending deformation induced by piezoelectric ceramic as example, the energy transfer mechanism of electric energy to mechanical energy are analyzed; the motion and force transfer mechanism are analyzed for the longitudinal-bending vibrator. 3.Based on mode assumption and Hamilton principle, the coupling model of piezoelectric vibrator of linear USM is built; moreover, the equivalent circuit model is obtained and a coupling equation represents the relation between electric parameters and mechanical parameters is derived which provides foundation to match the vibrator and driving circuit. 4.Combine the constitutive equation of piezoelectric ceramic with elastic-dynamical equation, geometric equation in force field and the Maxwell equation in electric field and the corresponding boundary condition equation, the FEM control equation for piezoelectric vibrator of USM to solve dynamic electro-mechanical coupling field is established by employing the principle of virtual displacement. The equation lays the foundation to study the non-linear constitutive equation of piezoelectric ceramic driven by high-power. 5.Define the dynamic indexes of characteristic of vibrator and carry out variable parameters simulation by calculating the model parameters and the electric characteristics of vibrator are simulated according to the equivalent circuit model. By numerical experimentation, the working mode of vibration of vibrator and the shock excitation results of the working frequency band which provides the mode frequency to realize bimodal are analyzed. Detailed calculation of the electro-mechanical coupling field parameters is made by programming the FEM control equation.

本课题从理论模型、有限元数值试验、有限元控制模型等方面以复合振动模式振子为例对超声电机压电振子的动力学特性及其分析方法进行了全面系统地研究，得出了许多有价值的结论，主要概括如下： 1、阐述了目前针对超声电机压电振子的主要建模方法，对压电振子动态特性的研究意义和必要性进行了论述，突出了本文研究内容的迫切性； 2、以压电陶瓷诱发弹性体发生弯曲变形为例，分析了压电陶瓷通过诱发应变来实现机电能量转换的机理；对基于纵弯模式的压电振子的运动及动力传递机理进行了分析； 3、基于模态假定，利用分析动力学的Hamilton原理，建立了面向直线超声电机压电振子的机电耦合动力学模型，并据此建立了压电振子的等效电路模型，导出了电参量与动力学特性参量的耦合方程，为压电振子与驱动电路的匹配提供了依据； 4、从压电陶瓷的本构方程出发，综合力场的弹性动力学方程、几何方程、电场的麦克斯韦方程以及相应的边界条件方程，采用虚位移原理，建立了压电振子动态问题机电耦合场求解的有限元控制方程，为研究其大功率驱动下的非线性本构模型奠定了基础； 5、界定压电振子的动力学特性指标，对压电振子的机电耦合动力学模型参数进行计算及变参数仿真；依据等效电路模型，对压电振子的电学特性进行了仿真分析；通过有限元数值实验，对压电振子工作模态附近的模态振型及工作频率附近的频段进行了激振效果分析，找出了实现模态简并的激振频率；利用有限元控制方程，通过编程计算，对压电振子的力电耦合场参数进行了详细计算，得出了一些有价值的结论。

The high temperature and high pressure experiments show that the strength of rocks is very high in earthquake source (mainly granitic rocks, such as adamellite), which could sustain great different stress and accumulate huge energy. This is one of major causes for high-angle reverse fault slip and high intensity of Wenchuan earthquake.

岩石破裂-黏滑-摩擦实验表明，以二长花岗岩为代表的震源区岩石具有很高的破裂强度和摩擦强度，能够承受极大的差应力和积累巨大的能量，这是高角度逆断层能够滑动和汶川地震强度大的原因之一。

As a result, high quality laser beam with energy of 4.1 mJ and energy-stability less than 10% have been obtained when 4.6 mJ pump energy injected into fiber phase conjugator.

由于光纤受激布里渊散射存在的阈值效应，可以抑止使用平面全反镜的四通放大系统中难以克服的放大级自振荡和放大自发辐射效应，以获得高能量高光束质量的激光输出。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！