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