常見(jiàn)例句雙語(yǔ)例句Then on the base of theory of CRL, we derive the theoretical formula of the planar parabolic refractive lenses.在理論分析的基礎(chǔ)上，推導(dǎo)了平麪拋物形折射透鏡的基本理論公式。 返回 base crl