树的年轮是怎样形成的?
来源：学生作业帮助网 编辑：作业帮 时间：2024/08/10 17:03:36
x[n#G@v3n<<
chߩ$QI(QI,LԿɧ9'n0X
`*{w?}{ɎiW tOjz%\/3_wJƫ8ѹT+QԼv捲:[(T2WVR rf. u>炫xx-x9~oKؾUPu.UwE˫^мJų돕A/-:fT1?7GogbAs SKCH[ޤO~)
՚|ԧ;U LT*hnObxߞ:}+H߫B=lkyx~ܘ T: S'wM) Kk~Rmoׇ USCmㆼ={D , p/ [~vH-ڻ$l"Tw_SHct"6ݴZmO>6tV$ UKa}86)JߝV ȟ,m!郾WffNkVaįz R2{l[J5q@lFU k2xBtw Q
6 ^ښSg"*|ߢ*}K[mǛ&0f]uWWHr hHbj}^ 8ѽp~k|k'0|ЏMG]dj :S[5=R}l? orLP2=u1^{0g{
HaJxDo &JW"niʆx:wU{NbrP }M0**za-XO ϭWAm5_,vs R08Uk%%;{#m eЙO ?dp ]b Bި ^*. {fhmEDHb+"Dj]EysTxǿE/1@@8Cn;ìST :d%KHBy#7&ja
{m C#6'E$|Dxkm*^ $tnkRblȴifzz'Ņ5jbS!TFnòȄӔn ANQ*wbp9o #@Wt5m:of ]3%f˃]Ͳ&&^( OӬKƁKDge"`6ʎ m10 )Rer_YDFDgv.`V{Y
IG
>Ɔ4$6 7_K[G%1ץ
!ԚTQ?cJa dXzl+lWk Q-2Md=GUܠVY{aXkFHkx c?A/%K9Lk u!˰RE rTͥGdc?Y(B
Mu1f0RK Cu9Pi"V)Tg_^0저BD6ovjnMEeJ6z1^=jq/|{;33Ll^6%*0;Ӫ/Q8* ͂c
B3i$}7Ҍfqv752x] E_Z1FFM}ؑ 捰gP4! _U5)N1{C2}#
Zz@8mdx&+U8~Z0jJND ac20\)mor e- f,qmJ09pĞq. :~Pu8Yfgo̊Q*=N eajMBy/O #=ܷ$/+2U݄T,eő#ط0&2RsؒC` "ܴ "'Olwvj V{8Ee_ ѪBX> u 6ܫyR.DLEjpeFR
2ZcVeH^W41Qo:L0b;F}^؆+|ġ|+p>T[-:fUJeKj), c
br<ܿK#5aK&)uէ`6zɸ>'oF$UCPȫvB%?Λ-T!ag{"7!d ; ѧ1f E g:R]l{Wrg+\4Pb̎Ҷ\5,:DL%x ~ ' Qd|) ee92AwD>cSҚļٮEW2dv+X`8!&;`EҸܨb *7nIAC憍T. %-^Ӎj [Xtެ DѮߎ"l,Ӗ$tbS~&ŌDAx$JN h XI<5B# 6O }3ۆ\b^m|%dvi- "Y\4}˶@f3s* 8c)=
618 4YG ELp?:h8 h *炌._2fP*lZ/4e4"<Z\em}y@oT{-- 2P9ʧ 0W$J HF9oMڈHxe$B/Br{buѣ&v/H^ģ8R4Ywp oZoLr`#Rs2س(e-l6aXq8[ZPP~
yhv0LZ\&1Ul8U22~
#Ïq~^D/0vPPI=g4"3 99k 9 4%tʖIiѶB4>\3o띍;nPkz! 6J5{fzW@ !Ls(IG233Ǥ拗ؒm6t_e qTp4!HN)|K PTQq&8dǘ՛$C }b>Srn\7;!A mdc-}) \{ݟ~x~ط.{3 n#~~$k>ۡ&4q7oUȿ\ %xݻ1N9oTD%/B2L+6-ײz
GG&=uɏg$:߷xe(@˹ߙʄ #VD';i.?2ߙј8llOw
`2 Z<ɤ9gOֲ tHeI
P&3+İ$nl ha)Z }2f_Nxv{1}{*mqI
e)NL \3_)`:5S_c}'?T>vpgAf8pͯK緣+}P>{#Dqzo@r 6:nUΤ<a[H8x E
u3X55ݹw7sN' 7:ڑST 1ZkL>],3 |4aǾSOð+~49dT!ψ2 #](xip̺ȪZwyrBCY'`-.`]Pxd k 7߈QMje9wSXNTf~81" x]a .fvּc2[ld-4fYa:~+VIp!5qԽoG! D+GK3M9OSr̔*9?3*.Ig)5>?RmGcARe8
IsޒɔeXL"s\~2xVF0p#;0`7{?q8g6n_M~R DbQlg C0">"Ve"83]/km`!~8+$ϰpe Ybr.XcYOpW) u ͉~Z6WΨ̐pAQWeñ*LW*]L2WWk*_b/ I>yv$n+_caz.EL̑h@re
xg!v4lXw/Yr