“old achromat”的概念、定义、翻译、参考文献-科学参考

单词	old achromat
释义	old achromat [¦ōld `a·krǝ´mat] ^OPTICS An achromatic lens in which the component lenses are made of glasses chosen from a limited selection, in which refractive index and dispersive power vary roughly together.
随便看	fiber gyro fiberizer fiber metal fiber metallurgy fiber-optic circuit fiber-optic current sensor fiber-optic data distribution interface fiber-optic gyroscope fiber-optic hydrophone fiber-optic imaging fiber-optic magnetometer fiber optics fiber-optic sensor fiber-optic thermometer fiber plaster fiber-reinforced concrete fiberscope fiber stress fiber waveguide Fibonacci number Fibonacci sequence fibratus fibril fibrillating fibrillation

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