能量起伏

消除波长调制光谱中激光能量起伏对谐波信号干扰的新技术

A New Technique for Eliminating the Effect of Background Energy Fluctuation on the Harmonic Signals of Wavelength Modulation Spectroscopy

脉振磁场力使凝固前沿的铝熔体作上下振动，以达到加剧结构起伏和能量起伏的目的。

To intensifies structure fluctuation energy fluctuation , the pulsating magnetic force makes molten aluminium vibrating up and down in the solidifying front .

测定了两种腔型的基波脉宽分别为8ps和18ps，二次谐波输出的最大能量起伏分别为10.6%和12.5%。

The energy conversion efficiencies are 53.4 % and 60.2 % , pulse durations in fundamental wave are 8 ps and 18 ps , and the maximum energy fluctuation in second harmonic wave are 10.6 % and 12.5 % , respectively .

多光子电离实验中激光能量起伏对信号平均的影响

The Influence of Light Intensity Fluctuation on Signal Average in Multiphoton Ionization Experiment

本文讨论了多光子过程中激光能量起伏对信号平均过程的影响，并对由此产生的误差进行了分析及估计。

The influence of light intensity fluctuation on the signal average in multiphoton processes is studied .

同时对于连跳等一些特殊情况，算法也能实现可靠同步，适用于宽带、窄带、信号带宽变化、信号能量起伏大等同步跳频系统。

The hop synchronization mechanism adapts to various bandwidths and high dynamic power range , also can be used to repeating frequency hopping .

采用捕获液态界面改进的相场方法，系统地研究了结构起伏、能量起伏对过冷纯金属熔体中树枝晶生长的影响规律。

The affecting law of structure fluctuation and energy fluctuation on dendrite growth in pure undercooled melt was studied by simulation of a phase-field method .

这颗直径稍比百分之一公分大的球，会在真空能量起伏的感应下，移向表面平坦的平滑区域。

Measuring slightly over one tenth of a millimeter , the ball moves toward a smooth plate in response to energy fluctuations in the vacuum of empty space .

传统文献研究认为：稀土加入钢中后，由于钢液温度高，能量起伏及结构起伏较大，且稀土的活性高等原因促进了杂质元素的聚集而形成大尺寸夹杂物。

Traditional documents showed that : With RE additions , impurities gathered to form big-dimension RE inclusions was promoted by the high temperature , the fluctuation of energy and structure and high activity .

通过分析机械振动对焊接熔池金属的宏观作用和微观机理后认为：机械振动改变了熔池中的结构起伏分布和能量起伏分布的状态，使晶体形核更为容易；

After analyzing the macroscopic effect and microscopic mechanism of mechanical vibration on weld pool metal , we concluded following views : mechanical vibration alters the status of structural fluctuation and energy fluctuation of weld pool and makes crystal 's nucleating easier .

草地土壤能量投入具有起伏性，产出有波动性。

The energy input and output of the ecosystems were fluctuated .

A≈150区超形变带跃迁能量中振荡起伏的扣除和自旋指定

Elimination of the Fluctuation in the Observed Transition Energies and Spin Assignments of the Superdeformed Bands in A ≈ 150 Region

基于多尺度协同算法，实行了统一动力学模拟方案，研究了单空位体系的位移分布与位移振荡行为、能量随时间起伏以及差分电荷密度与外部环境的影响。

Based on multiscale concurrent algorithm , we have implemented a unified dynamics scheme and investigated displacement distribution , oscillation behavior , energy fluctuation , charge density difference and the effect of environment of single vacancy system .

分析了影响SAR-ATI动目标检测干涉相位图中点幅度和相位分布的因素&包括雷达噪声、杂波能量、地面RCS起伏以及成像时的旁瓣等。

The factors , which influence the distribution of the amplitude and phase of the points in the phase interferogram of SAR-ATI moving targets indication , including radar-noise , scatter energy , background uneven RCS and the side lobe of image pixels were analyzed .

分别获得能量为70.5mJ和29.7mJ，脉宽为23ns和20ns，能量起伏为1.9%和3.8%的调Q单脉冲输出。

The Q modulated single pulse output with energy of 70.5 mJ and 29.7 mJ , pulse width of 23 ns and 20 ns , and energy fluctuations of 1.9 % and 3.8 % are obtained respectively .

系统能量的计算利用了Lennard&Jones对势，转变规则依据热力学上的最小能量原理（转变前后的能量差加上一个能量起伏小于0则转变）。

The Lennard-Jones potential was utilized calculating system energy . The transition rule was according with minimal energy principle ( if the sum of difference of energy and undulation of energy is lower than zero the transition took placed . ) .