把钢中横波折射角为50°的斜探头移至横波声速为2.17x103m/s的材料上,则

admin2022-08-02  15

问题 把钢中横波折射角为50°的斜探头移至横波声速为2.17x103m/s的材料上,则折射角约为()A.53°B.35°C.31°D.47°

选项 A.53°
B.35°
C.31°
D.47°

答案 C

解析
转载请注明原文地址:https://tihaiku.com/jzgc/2234529.html

最新回复(0)