单项选择题
A.Bright CutB.Light CutC.Fancy CutD.Brilliant Cut
A.0.26ctB.0.27ctC.0.28ctD.0.29ct
A.4舍5入B.逢8进1C.逢6进1D.逢9进1
A.破口B.空洞C.内凹原始晶面D.裂隙
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