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定量表达式的英文

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"定量表达式"怎么读用"定量表达式"造句

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  • quantitative expression

例句与用法

  • The formula of the velocity for ps growth was derived , and was in fairly good agreement with the experimental data in the errors
    B 、论文得到了多孔硅形成速度的定量表达式,在实验误差的范围里,理论值与实验值吻合得很好。
  • Secondly , the model of ionospheric effects on spaceborne sar was made based on gauss envelope signals and rectangular envelope signals respectively
    接着分别基于高斯包络和矩形包络线性调频信号,深入分析了电离层对星载sar系统的影响机理,并给出相关的定量表达式
  • The quantitative expression for speckle correlation function is formulated , in which the scattered intensity profile reciprocated on the surface plane acts as the aperture function in van cittert - zernike theorem
    我们首先得出了散斑相关函数的定量表达式,该式表明散斑相关函数实际上是在vancittert - zernike定理中等效地将散射轮廓函数反演到散射体平面内作为散射孔径函数的结果。
  • Describes xquery primary expressions , path expressions , sequence expressions , arithmetic comparison and logical expressions , xquery construction , flwor expression , conditional and quantified expressions , and various expressions on sequence types
    介绍xquery主表达式、路径表达式、序列表达式、算术比较和逻辑表达式、 xquery构造、 flwor表达式、条件和定量表达式以及序列类型的各种表达式。
  • Based on an analysis of fuze - warhead coordination , evaluation of the efficiency of fuze - warhead coordination is taken as made up of two parts : the design efficiency and the bursting model efficiency . their quantitative expressions are derived and their applications are discussed regarding the choice of fuze systems and the optimization of bursting models
    本文通过对引战配合效率过程的分析,提出将评定引战配合的效率指标分成有明确物理意义的两个组成部分:引信设计效率和起爆控制效率,推导了它们的定量表达式,并分析了它们在引信体制选择和起爆控制模型优化设计等方面的应用。
  • Based on the spectral irradiance measured with the sun - atmosphere ultraviolet spectrum radiometer ( sauvs ) developed by the institute of atmosphere physics and the changchun institute of optics and fine mechanics , chinese academy of sciences , measuring the direct and scatter irradiance spectrum of ultraviolet waveband which arrives in beijing global surface , giving a method of retrieving the aerosol optical depth ( aod ) and put up with primary results that exponential function can fit the retrieval results according to its visibility , putting forth different coefficients and functions on variable visibility , also giving a primary analysis on the aod in dust - storm day and some contrast between sun - day and dust - storm day , analyzing the ratio between scatter and total irradiance , and its relationship with atmosphere mass and total atmosphere optical depth , lastly contrasting with the survey results by aeronet beijing station , the results of retrieval is in reason , this work gives some help in researching the co - effect of aerosol - radiance - climate and makes preparation for further survey on the radiance characteristics of dust
    利用中国科学院大气物理研究所与长春光学精密机械研究所合作研制的太阳?大气紫外光谱辐射计( sauvs ) ,测量到达北京地表的太阳直接和散射紫外光谱辐射,导出了大气气溶胶的光学厚度。初步结果表明:北京紫外波段大气气溶胶的光学厚度在绝大部分情况下随波长的增加而单调减小,用指数函数可以较好地拟合反演结果,统计得到了三个水平能见度状况下拟合函数的系数值和公式表达式;初步分析了扬沙、浮尘、沙尘暴天气条件下气溶胶光学厚度的特点,并与一般晴朗天气条件下的气溶胶光学厚度特点做了比较分析;分析了太阳紫外谱辐射中散射辐射与大气质量、大气总光学厚度的定性关系和定量表达式;最后与全球气溶胶监测网络( aeronet )北京站的资料做比对,表明反演结果基本合理。
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