光速和声速是怎么测出来的?

来源:学生作业帮助网 编辑:作业帮 时间:2024/08/29 03:29:46
xZYoG;"P+0w 0؆2<>HAyvɦ$)Rdn`>4u.g`Ԙ.3?I&cl k=(.U!֢#Yq`r : j+Qt/G6֑aLhW[u[S໻pg[/Ez?ʊԷ]W ^#w7VUuOT6 U;#P@T92 Q" q^LDx=V/6?[Mk8JeXnUϖq r3ڃhLD~+^'-"97͕:ǖnpڅ;:SվZsjU1L=}[z659!"XͺgP:qsrW}=lK-oЩϖ8[zU&ZwlB[XSME{h$TCw[StpXϮuD[G&hgD5gko2Gg̹@d\F^ Eh {Ak'@?PkڡfP痱-Q"`ghFٌTielDu*4s?rvQfc_!C%ΨtӷS4k2bb>tWwĔA*:솃Pu8)GGte_b3c;k*C~p_e,0޵C%&x Fm!WKȝ=*}qU)<\hv o1%gsmL g j a\AO|py'd;űCLF@7h]9HFQ&=U J V2˵0F"IzC`kh@)n5a-A9N*NG.)GXLxӍN N6_k:RW ]9/$%zujAYKв Ќ ,)'r2CDv VQ&1)S/mQEA@aCMefZAX ~9v%v*A>"Ⱦcމg7EG٥T%|âNW^掐aL:V8ǯ(w9JxZC"l a#B0S`b9$qXI9rO *q6/56y:G!AjâB{]Ⱦc3xzw=IҬ`h!˥M ߧXK%xaP`>PdTZXw3$#z'a[,<{s58hmjlÁQYIvK?V!P Eę *@)) rpog}||XR+fޫKYb(,zPbexAKx)erZB$fhyP`\<q߆-] ~vʿ0-! .!B mO7~ΓdxW5gJS6~kP|| C&D9&7*f_| d>RO.Ƃ.on bhvRy)ݺJR$/^Zg.oo -n) qO ,e'\/4` 7"q`z}Q̄cc6ER[c ^7sBtbNJ&CޞP$^N_ׅ}c_E+K-QY0GRR?yg(9q.:cUت5-gC!̉5 @֒O;7DX;[12Ż # t$QO+O|$ϢzgJ jfi~H n=tެTكq_Ŭz%4z$!S08uzV !}aBtuDאyiSb獫_7Dj44rjD^w@f`n|Ph~vo'?_xPC+}0E0%z9ʙ:A"Rr"Ѕ jUS0㐣 i:g'ucvYlGF\Eo-.Y8{)XGdOʗQVܒ~@]=:^@h؄3~e7 dsu5}Lv`/Yr̓~}cbHfqF?`w ؾ|؃ՉuIn&vUfYgpoϟ>~ &/͙6&?@M4؞ itNaՉW0h z$qrWrc]|H~@4ZRrPY4zdTCѣ.Fc~9gW^wFU ؒT΋xȶГt k`RIXGIzUZ35 j+[!8]$%AnO cEʜ a8)K9PQF, v [2JZDJa BgT< k)ʧ'=T=70j-q#lFYk"1Yl$1$) `]wbbh_a0 MpKJʵmܺnL{Dc׏G}p,38 FycTPkrLg#Nf1}iRgEm@pG΄wJ &YDm;% ϳkin±w.)k]x\YͰ:4ظ q@.o!{&;&nQ4q*`پhƋ¥p"~ o8n hC4 Ы'W3ӓbf?hyXntRn6f0c2 ݫ]MN*eO@ JhCj(+7`Eݱ!<)/14 dvpei4$)űuCIdi{ 14(W&:0D:nu´>.j6)5ZXp s#[@۞Qua 9\m] }P"iN9fYD^eje&͞chrOMU_ׯIAo'mRDs٢o?c nSݓM*\W݂Y(T'*H.,' BśDsd |D%}}yQ0DCMC>t3Ŧޚ{簟ΖH߷s<kd5mV m<{:.YypDH[ ӸK13l%H8Jvž~&o/u9ބk -MwkFP e 4kq yL[gZ|5e @\) E}nrFRWQ@__*-yn XZZ~!Ґ7@MFb[aUVmąZ"5=eW]^&[$lIB-_m EJX5mܤ{})4U}(lF*ۋ_Mo TvĿ,wH\ELeԭC(SGuO+bltAZ{͎jr;J=hrD5V02j)Lc2蠽 @Hv0lƑdcsr#hE>v"jor1WP\ :5`$zK s gk}#v~U͵:SE˩k32b@*{ޔ~d3Òi[a Xr͝tlUH)Sh' Xj<n:IgLp4<>X#9~^82$ۏ꬀h*ev9TnJ%,kLBͻ/st冀2"!Kf9kt`4׮n›>դVׯ\[ڠS/}E:?2Lܗh;0. u` PW8nnW*$bO N *`o>;Dd=зx䦍0l O[޺ oR!!vy*,OMvB)>cwAwZȗt0Slb^?KeֳSf@ om /zH\|BĶ<2+ʒ}M ]8r_߫䯄 Y[Ys(;\4tA4sT]Gd{_͚P}sMsyZ7֩txA/Z36,!f~$>xY0.`+]o2oWk@4Q&Jր8G?4xV={2/]wҬ v 7>6,ȣ uj.tœM'f d!D+9{'JOOx^5uL:p;#U>|+\z̜k졋"2t&>=OD +dۢlQZZgz+j جu[[n$"vOї){ Zݶ DEN4 bLނRS~_n{7H.^k',Tuթ= !k9fY3F\}oyuvMQCl\]f:h#/.r] RV@36W!a˴ |d5.G qЏ?:A6@b>#_25g`mRï Ѱs