图甲是α、β、γ三种射线穿透能力的示意图,人们根据射线的特性设计了在不损坏工件的情况下利用射线的穿透性,来检查�属内部伤痕的情况,如图乙所示 Template




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tomski图甲是α、β、γ三种射线穿透能力的示意图,人们根据射线的特性设计了在不损坏工件的情况下利用射线的穿透性,来检查�属内部伤痕的情况,如图乙所示 coloring