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Over water the diurnal change in refraction is likely to be small.
在水面上，折光的周日变化可能是很小的。
youdao
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Nonlinear refraction index change is proportional to square of mean pump power.
非线性折射率与泵浦平均功率的平方成正比。
youdao
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Nonlinear refraction index change is proportional to square of mean pump power.
非线性折射率与泵浦平均功率的平方成正比。
youdao