It is still used occasionally for measurements of wavelength or interatomic distance.
It is still used occasionally for measurements of wavelength or interatomic distance.
（千分之一微米，十分之一纳米）现在仍被用来测量波长和原子间的距离。
It is still used occasionally for measurements of wavelength or interatomic distance.
（千分之一微米，十分之一纳米）现在仍被用来测量波长和原子间的距离。