振幅分布 meaning in Chinese
amplitude distribution
Examples
- Despite of those differences , their basic things are the same : through modifying the length and orientations of crystals to modulate the input beam so as to realize certain kind of complex amplitude distribution
但它们最根本的东西同出一辙：通过改变晶体的厚度和取向参数，对入射光进行调制，实现一定的目标复振幅分布。 - ( 4 ) an analytical theory is developed for predicting the second - order hot - image formation , which is focused by the negative second order diffraction of the fraunhofer hologram . further , the image location and its intensity are derived
( 4 )理论预言了“二阶热像”效应，并解析求出了“二阶热像”的成像位置，成像平面的光波复振幅分布以及近似强度表示式。 - ( 2 ) based on the theory of diffraction , we push over the fraunhofer and fresnel diffraction of obscuration . moreover , the distribution of complex amplitude is given , and the rule is validated by the optical propagation software researched by caep
二、根据单缝衍射理论推导散射点的夫琅和费和菲涅耳衍射规律,分别给出了散射点的夫琅和费和菲涅耳衍射的复振幅分布情况。 - 3 . according to the principle of the finite element method , the research establishes finite element models of the vibration transportation mechanisms , some model parameters such as the frequency and vibration type are confirmed and validated by the modal analysis , then which analyzes dynamic - state response of the model and confirms the swing distributing of the models , thereby make the design of models precise . 4
根据有限元法的理论，建立振动机构的有限元力学模型，对该力学模型进行模态分析，通过模态分析确定抛秧机振动形态和所需的频率等参数；然后此基础上再进行力学模型的稳态响应分析，研究该模态下机构的振幅分布，以确定模型设计的准确性。 - In order to analyze the effect of aberration of amplitude and phase of laser beam on centroid position of focal spot , based on the fraunhofer formula for light wave scaler diffraction theory , according to the definition of first order moment centroid position , the general expression of focal spot centroid position directly depending on the complex amplitude of near field is derived
摘要为分析振幅和相位发生畸变情况下光束焦斑质心位置所受的影响，以光波标量衍射理论中的夫琅和费衍射公式为基础，根据光斑强度分布一阶矩质心位置的定义，推导了直接依赖于光束近场复振幅分布的焦斑质心位置的一般表达式。