超声波探伤中探头频率如何选择求解答
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/07 09:29:00
![超声波探伤中探头频率如何选择求解答](/uploads/image/z/841748-68-8.jpg?t=%E8%B6%85%E5%A3%B0%E6%B3%A2%E6%8E%A2%E4%BC%A4%E4%B8%AD%E6%8E%A2%E5%A4%B4%E9%A2%91%E7%8E%87%E5%A6%82%E4%BD%95%E9%80%89%E6%8B%A9%E6%B1%82%E8%A7%A3%E7%AD%94)
xWYo"W+yHq[j43MLzרV-Y`0a?f{)aS6P{,~ߢL~/Tu{:M{wBIN]mƅn^?\]Ì5Un&.BnGIfOtKߣS=:PQ}
٣:/JE{2cq=ɨr]}bQTNTʻpb_wz7Bզ|>NtO"I9(^Wݬ=9@,\ٯ|*CM@ܧun#M3+Rr78mtGUVvABaQJ`ף2*&nx>wg|ċ ɡ=l{0*Ϡ1ga@˲"vr SfEK*QGEnIKHG ǁVC.pq#pJ!s&9JX"(
f)S0t8(1',NT>DfXXWaZ0'Zgx@g:;-e1; \rd3U&`ΛNJɺٝ0i}҆C A