超声波应用和原理.包括穿透能力,"破碎"能力等原理及应用.

来源:学生作业帮助网 编辑:作业帮 时间:2024/10/05 02:22:45
xXn#9 F⏰hѰos*"Y]p%, ̪S_d$KUYx_>-܊ü(T9NS26] +[?jWsy(e,QľC`Qv fٰd $4G<[QT1擢>fQ΋Ή%t)r۲,@U_cÙ7"5`f~]s7I)7 Uۗg+TB"X\  7ٻ®ţtm|Su7[X  Yl0A vTch1L n[mY* dzp4jdZe)y,&mb7?KU n`t4ROق`coҢqr:XԢ@tލ-J|SeG{W܉욘0l'O'FDw} _F > frO+Q q)~G2zd6ᰟNf}EuHp`^'z1잃x#oVǐL#O;**a{Y^s-()RCeQ䱷!py!{ {FEJ×mzsl]nD1"ߣTgX<T <}"Ks=uns/^J7G;U)o:eZ_7@bxIgcNmR,a԰cn!S B)r+t^"$YbgÙVҍ]"VGpW +N&"~HVB~>h[™Pe1ܔT},]qZOH<{D5`|SS3bEH>x$őf 芸WDMX*u.[,V }9b4E !%.-Nļ*ݔpSh?0]PIh_jt>Bc$n2?%2 +pT-DވB}^pˊk|өPډ5R Bq2'ԷtWs uqpK}"8SF>( B~ƵCE\>#eyR吢kǟuu e,0>N11}u}5cS^c"^wbWG}-/"Xdň?%N:de9W; g;@;%z\EiWn==5[;I@-@>z+5iW!p j7-I灺Mk U @T N@! fctOM01ZՠI"Cvq`ͫ0'>N\ݎdQo^b*`&r|'6hk1N" rvgl:ZC>ЍWEg1[qh<_H8#B8X1Q%X= 8hEϫ'W)~gp<~Ef/ >A1 wvt\w7TEiVm j6}g}\p4ʗg3.ma23"; M`rhHft{ }E/xDˌǫ Mĺ91#yو~Pnq~OY D op~ɕgme:d&FJYOyz31}Rk lj<2< zd$:-S跟9Vd:'8SNh;>hcJN c_ic0X+)1Ǭ9:-#I3#먂pWٌ&Yx,lxeN‬Qx\IMBKdfm!m S%& }":O?;3|tYݧ 0VUDP}gjݜ{qP>x9Ltfz5yuMt1 /7܋DPKƁ9ą1{˟`QpYlˎ:DmO N/ho{%pg9DKǤ{"NKcq v0G,9 N[Ҷ,JDFՎr5 x> k_X