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科学时代收录了1160609条科普词条,基本涵盖了常见科普常识及英语词汇的翻译,是科学学习和研究的有利工具。

refraction refraction refraction refractional body refraction angle
refraction angle refraction coefficient refraction correction refraction correlation method refraction displacement
refraction effect refraction index refraction index tensor refractionist refraction law
refraction law refraction line refraction loss refraction loss refraction of swash
refraction of water waves refraction of waves refraction shooting refraction sprinkler head refraction wave
refractive refractive and reflective optical system refractive body refractive constant refractive displacement
refractive error refractive index refractive index refractive index refractive index
refractive index refractive index refractive index refractive index refractive index
refractive index refractive index refractive index discontinuity refractive index ellipsoid refractive index liquid
refractive index liquid refractive index profile refractiveness refractive null corrector refractive optical system
refractive optics refractivity refractivity refractivity refractivity
refractivity refractometer refractometer refractometer refractometer
refractometer refractometer refractometry refractor refractor
refractor refractor refractoriness refractoriness refractory
refractory refractory refractory refractory refractory
refractory refractory refractory alloy refractory brick refractory brick
refractory cement refractory ceramics refractory china refractory clay refractory coating
refractory coating refractory concrete refractory concrete refractory fibre refractory fibre
refractory fibre refractory inclusion refractory material refractory metal refractory metal
refractory metal refractory mixture refractory mortar refractory mortar refractory period
refractory period refractory period refractory phase refractory seed refractory seed
refractory steel refractory timber refractory ulcer refractory uranium mineral refractory wood
refrain refrain reframe refrasil refreeze
refreezing refresh refresh refresh refresh circuit
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