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单选题
当纵波从有机玻璃斜入射至铝件中时，随入射角增加，铝中折射横波的声压往返透射率将
A
先增大后减小
B
逐渐减小
C
逐渐增大
D
不会变化
答案解析
正确答案：A
题目纠错
培训教育知识题库1
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