沙漠里的流沙是怎么形成的?还有可可西里那种荒野里的吃人流沙是怎么形成的?

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/30 18:34:07
xXYnJ@ @dde ,O-ɖEOm%J{y"wsʒ=0 ;{X4Ŧgu*ޒ1v9\(*=5DǡOtVtgz3US#__˾M}%`M؉#^btfw쇶1nVq+$ 4Y [rxT MZWW/dg#]QTvr$*gpDB'/u,Bo񉪧+sd-$N^ j*o9 z6TGXPzɇiC>…Eby vxrTS{7;qU3Ru 7fZg֯vGWwE%5CZ Yފ34qz|@h9%6}:;(t4(*8iH9rJ+Q'S|4u%@?f +Py ~TҋuX6]b7_yU}(>a/ic|XB3{ Y#.T 469 \ +#:`bV!H829KG.&LQ(J/HiA~X901a>P}m٦|bO4&SQM"C[⯇ 0λ8p  ŕ^".{y1[VPgE (M?9 / #>AZf+vŒmc[5L:GG%腚,D*M7Vo.╥ 0|cEub$̺-[@} }r "5)Y&:m?`֏5kg9s Tq<&C:. Sq -BmCA.#-;xJyWVQJO3wOF-/%߆K ,~X>fCEsTtT`c|BIݢщ1H,>H*7Ѩ8A? M[t`Cd 0[ȶS0^4Tcy5!FCSAIxeɴ;?r,񋧫FwN}6I'q 1{zPh׉e<\_˥ G'apyZIeIPL V\VK=hŨQRPyFrOV3:+O^Ro/Kߵ8Tq>bf+d.R BIfH-`- SYv[y֌iqΖXG 6tA hBa"t} 62DS-XR(D0;%vyV9W&r@vԐDž;y_\S=:]QTVhj[1b,3UQzT쨛 +O1 ؠrZU*kSPQ,`41 OnUhD<[bUId5v*}rq/- \͵LeN/jRVs}l!W+r4טr GNY١.xtת At;TMP( 3kzo8y.10,{mpJximJH}YW|RGmyQ{S2IO/[LG܃+^h؋*R`$5yt` w-q3C"9˿/V=l