实验中沙波纹的高度和波长随风速及粉粒的质量分数的增大而增大，而当粉粒的质量分数超过15%时沙波纹消失。

And the sand ripples on the surface arise obviously with the increasing silt mass fraction and wind speed, but disappear as silt mass fraction exceeds 15%.

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射线衍射（XRD）测试表明ITO薄膜的晶粒尺寸随膜内氧的摩尔分数增加而增大，随氧气比例增加薄膜（400）晶向消失。

XRD test showed that grain size of ITO films increased and crystallization direction(400) disappeared with more oxygen flow.

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如果大学录取了分数最高的孩子，企业录用了分数最高的应聘者，平克写道，“当前制度的许多反常之处就会迅速消失。”

If colleges admitted kids with the highest scores and companies hired applicants with the highest scores, Pinker writes, "many of the perversities of the current system would vanish overnight."

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