一个天文单位的定义是什么?说清楚些.

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/06 11:18:39
xYKoG+XXdLRMb,9dOs  G ' d$LHYA")YD:d俰_u5C=lv1|gW57|h JlًIYZg器XTUOխ۵bOmreO>oô[-S}{)|_?6pm΀z EOC3V$bUgHD'Gb5鞮:;yp`է c۩N2k5']אOYs Z!?Z3>+Ywls; g52o6OvvX5bt<ꋜӖ9#e̸sx=31h4?EdٰinLKk31YZE'Wogv­Vm @o8N-FH79ľڧ<{,n}NR33^ۙhrEL=%{* b1qb{~4GGW1"s%vB>D&gh=EJ1DŽrd7S"sC_կ'Dd!XphΟhs<lT6|t0SɋvpPn`<}(IQhu^j91+bq''@(D-){u['2v.K*2 N+5FT83$R^I6ptPLX;;Chq9(ѡh^-Q8) Ӌcp0'=%\fV Nc :%~!=="ZyFS~ Dx0wH7,sZdFڢc"eF%7˔4bϔD (#%SRGp,ԜBM.4FP0x֯}{u n!y˜2i<_!V[ɡN;]T5&O`&۫μ2.U# ̇(%EeOԱf:oґ7[DS{pZ3QɁߧPFFЪ/!PlY1("4OLHc x_F$+RWK!!IKx܈y4A=_3y+/sn` [LX(ۮ}04@'֏\FX$Toi'{vɥ0l)eOӝ@ʒ@^ *|>4#Woܳ־"΢9f7:UKr'q} ug/=MГ^߇kKNq׬KlEgLTü]~i[p51Ϭdh䎝6Ds)gc\ a=%}F ][yGTNDjjiP\t@-Dj/ '[?N{B}hLp6$Z;5g5{^kʫ5Q;9g_/U!@Q[ 3iH: I,F'rbJeBE`D ZYLJgSBiCwpTL/]5NLWs'9VɁՑzW[}m/i婎2eoJ^iSz_AG3¸nPiNgECY0; ةYut1wY4zO]1E[A'gܓ0DlG.H_d(Ik~/T9Os~wr|Քc/9|kUv.M[W6iƉ3V.m4H Ed弮0nDvGl-%vxC߽1F=KOFy kYR#/Y0;Bm4H?(Sи+zB$:(6 Adu2c+ zڠk%_z aH=)s%؋usu|qi`CC}}DM:>FTV#~ʫcto|~b"BMR=eEfBUi#Ҩz!9r{=Imx.pWbZGԻK[fEIyhֻO1izYĢ>B 9N >V/A`Ȣ^ S^1a$v-2^N]Ő*/1*lNp( ~S/s]"A>VecvM<%"ݳy$HPq4OV#@Wٮ6=hkM.[*sTP;}VGE 0\u'G<- | `e{x+? #d_AE9H6q!QV_`/ּ3v3bԶ]$ns)tB]~#@\mD{RQԲ=^;'Ph u-QSP9݆ț׿y79N{z/|yߜ?@BNewفm{@r8H=~cꂮ'}{ٌ-"CpJuP"QGE&6gjg6}/:mo @Ѯf76<aܡBF"P. o bmvRQV hکE(_,r%b,..%˻vs~o@ǵ!6mH5-[khP1"7P,ł4п v}{@C33/}5Ũg