backscattering coefficient 


系数
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Dutch Guiana,
Dutch oven,
Dutch treat,
Dutch uncle,
Dutchman,
Dutchman's-breeches,
duteous,
duteously,
Du-Ter,
dutiable,
相似单词
backrush,
backsaw,
backsawing,
backscatter,
back-scatter,
backscattering,
backscour,
backscratcher,
back-scratcher,
backscratching,