基本解释[物理学]圆锥透镜英汉例句双语例句Imaging formulas of Gaussian beams in nonlinear conical GRIN rod lenses are derived from the variational method and the ABCD law.根据变分法和ABCD定律，导出了非线性锥形梯度折射率棒透镜中高斯光束的成像公式。conical lenses更多例句词组短语短语conical grin lenses 锥形梯度折射率透镜conical lenses更多词组专业释义物理学圆锥透镜