英语词汇“convergent pencil of rays”的读音、翻译、释义、用法及例句-开邑网

词汇	convergent pencil of rays
释义	convergent pencil of raysconvergent pencil of rays1.■会聚光线束
随便看	system of identification system of immobilization system of import and export license system of incomplete mutual solubility system of inequalities system of in-factory economic accounting system of internal check system of inventory control system of investment responsibility system of irrigation pipes built under the ground system of Jacobi equations system of land classification system of land equalization system of laws system of linear algebraic equations system of linear differential equations system of linear equations system of linear inequalities system of linear inequalities in two variables system of logarithm system of macroeconomic management system of mating system of measuring units system of medical care insurance system of mental phenomenon

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