恐龙化石挖掘的过程(急)不要详细介绍,只要大致过程,比如第一步、第二步……(如有图解更好)不知有否考古懂行的大侠.

来源:学生作业帮助网 编辑:作业帮 时间:2024/07/21 06:22:15
xZYrr݊`k/ao" ΣDqHJH+^lTz["?#OLwe]|Mn+S8CZF=d]{fotk Q[b0Rk~ېx.*'ѵEdD^e{-G~͋Ei S1 89"T//W 7E7nΫDg\4xwDzD! h ٰ"eɧaʏ:VoodKK(ͼ;Qlule.+R=ND7~}m8$)ܑYm^9vQ<|; K`@H> dfϒ{=6s%;]u'm8Oa&ttCk>/+#3[fNW 6ٱ[rdǒ/s s+3trF;g3Jbsq|tgBx٘r^~"'^3B"1> I|Gwq/Н1T:\f VYDxšwO_Xxۙl?"u,]Bى.jK\sv>9\ !n䎸͋BDL[( 5(Ò"oѣB9(ERA>GۦktIMy>,akBUz T!'FΡ%{{YW p%J51Pp922c CZO/ n2-')~J? ct ~J# m#Φ߷Qv^aC\pN"|ɶҿŤڐ,# z8G` Ȇc]mfd9V\8P8["iR:tG9 I^X .!d%! $<) @S;7m؉b\IHSwO21KR&ܭVn`q`b8aξAFsvU! މٞzY{|QIŮh{(J |~r= ޹Ӏ3o m-㕘XD¹q^|#kB^K&&[Z#3tSǞ=tu߲..?wrw%Krw- (Yފy{<\vAX;xUĨn8 w Y,R]pEF%Ⱐ4#-͝o \Ĺ08q I$XƱ3"FdNM7(E12(c:^9x&0|(N R( #HUa!sKCJ] hc"z$2( 2HP᫈DK ͼɛn@Ly101cS?UZp;7sLO  f@ѧD?>0?P%Y ,Co'%) 5pb4<hA4){LM('-|@MG?sQ?TM2#HN* hַa_0lЗ:SC6ۮA8fXTVH=Kp# ήYoDa7 f02f5Y,k1sLNɉa%(;PD LPPgr傶$Ŝ江H7@\74C)X$Ll 915rB3Fy H[MU3-`a!ʅ̝GHAqVrqU".V+ũPz8t'hH!e 8i`\iW2#U4rUPu󫀀Wqk?2*@q$WW (KLvs wTaі('TX9Gl"}#Nތ(A(|JqDDH r%whhA)K(<:&PTӢk+@^)vYL~Ä׽%kpx$iGW|Sٱ#M71?x4tk7|H@c˛%ڵ.>I @?\L0o$J,^HI0[抒¼ Rl 4J3 *vZ &JjUM+Q|h#C%Z`ᕏ7Ք]kk 4gb Pރ.PXrtz)4yDh"r_M(F. TMS*Gu:LWplOlDѯo@.|Ɉ|8'}J ዛ J]s_d NpI7\E)E8 xԕypj4تc8";剹tj,%H~FvHgPKJwDa9̃ Y)U|sڕkI\O20"_͚DBsFhQD}fy_Ys605KRFqβ4"K_'"Mgv̅ۨU\kO8^5Xhn%~he#5͂ti2: 5Q@ fS6N)KE ]4Ae+n=p0t>zH'$v<ے C 6ߐV27܉VyIJESG#nvO,a,SXw%4v'YR9Eb().zʟ'Q郇~̐X4uHU#;]: d9*]64tcGPWvXS$O!FFGUIsx~m;AGLrԍML+j:@@e]qXnզ71nbZci=(|߂3\(wY=8Z4.QnxcgoIF 5op>s"2H7 3ET0vE45;rK;)NSFFJoaN T@'L(Ͳc~e^EѤ T"|JnJCơ"SIэTvN03վZLx˻AQ-2QZZӀ%ף)s+# :USEר΄MEѵ1@xÝ~ GG+L8yP ĸ| uqFN!6F@HÓ2lB(\jC J}1Rj~M) ͢ZjA^gdߧ+lż7 yJ<1flE\sВs3-jDY@#{"WuGi HaKW݃_D^sfV\GWGː&. Gbz@,EqJ1gtQP(<9ŬoFB n'&J:3H`+Z< ~lŽhyGW~'S!dP>$݀qp[v'$4v:ѿ{0—5`,8aA`HJ5-b2('ejJ tTrӚgVeD ~P ![ hvԹ֋{N?*JyIy2-fM_-4CmMl-?"[*GAr1NstV@_L"s1',&UCOAЌ[8Բ :pC(Vy7gT*bbֽeL*-<؜ ut >Pmc`-%1F߄:KdղHvڻ}P`,:I:Do7> 7n܉Q:Kʌ_sTU&:F&BLB]<_+Wein\(2AD*U6n=̻Nh&=UMi*Ŝ4UP0 9cZ+ {sXp&ő0DUjs9%/π 5_Xgy`h>!e[Ko tgiuEj@Qїj%)`h{7߈ҾQ`sF n@@+1JX3[ fM(?}97/1xEwhUq= _