十大彩票

面向世界科技前沿,面向国家重大需求,面向国民经济主战场,率先实现科学技术跨越发展,率先建成国家创新人才高地,率先建成国家高水平科技智库,率先十大彩票国际一流科研机构。

——zhongguokexueyuanbanyuanfangzhen

十大彩票  > 科学普及 > 科普文章

“龙宫”的“骨质疏松”或是太阳系早期行星的“典型症状”

2019-05-18 科技日报 唐婷
【字体:

yuyinbobao

  “隼鸟二号”在飞掠“龙宫”时,释放了三辆巡视器,获得了小行星“龙宫”的“素颜照”,照片中松散的碎石似乎是此次研究结果——“龙宫”几乎完全由多孔的松散物质组成的早期印证。图片来源:十大彩票_十大靠谱彩票平台【官方网站】

  taiyangxixingchengyudayue45yinianqian。wushu“suipian”yiyangraotaiyangxizhongxinguidaoyunxingdexiaoxingxing,shitaiyangxizaoqixingchengguochengdejianzhengzhe。tamenzhongdedabufenshitanhanliangfengfudecxingxiaoxingxing。

  zaizheijishiyinianjian,cxingxiaoxingxingjihumeishenmebianhua,rutong“shijianjiaonang”yibanjianggulaoshiqidewuzhibaocunleqilai。riben“sunniaoerhao”(hayabusa2)tanceqidemubiao“longgong”(ryugu)bianshiqizhongyike。

十大彩票  jinri,“sunniaoerhao”chuanhuidehongwaituxiangshujuyifabiaozai《ziran》zazhishang,xianxianchu“longgong”jihuwanquanyouduokongdesongsanwuzhizucheng。kexuejiatuice,yi“longgong”weidaibiaodecxingxiaoxingxing,qicuiruodeduokongjiegoukenengleisiyuxingzi,xingzixingchengyuyuanshidetaiyangxingyun,bingzaiwushucipengzhuangzhongleijixingchengxingxing。

十大彩票  raner,qijinweizhi,shidacaipiaobingweiwanquanlejietaiyangxizaoqidexingchenglishi,xuduoxiangguanlilundoushijianlizaimoxingshujujichuzhishang,haimeiyoudedaoshijiguancedezhengshi。xianzai,xiedai“longgong”yangbende“sunniaoerhao”zhengzaiguilaidetuzhong,kexuejiaxiwangnengtongguozheixieyangbenzhaodaozheigedaan。

  C型小行星见证太阳系“幼年”

  cxingxiaoxingxingshiyileihantandexiaoxingxing,yeshitaiyangxizhongzuiweifengfuheyuanshidexiaoxingxingleixing。tamenyuezhanyizhixiaoxingxingzongshude75%,zaitaiyangxixiaoxingxingzhudailidezhanbigenggao,bingqieshenruzhudaiwaiyuan。

十大彩票  “youyutijijiaoxiao,danshengyilaidejinhuachengdujiaodi,cxingxiaoxingxingrengranbaoliuzhedaduoshuyuanshixiaoxingxingshiqidewulitiaojian,zhurubaoluowaiqiao、kongxiduhelidufenbudeng。yinci,tamendecunzai,weilijietaiyangxideqiyuanheyanhuatigonglexiansuo。”zhongguokexueyuanguojiatianwentaiyanjiuyuanpingjingsongjieshaodao。

  qinglangdeyekongli,shidacaipiaohennanbuzhuodaocxingxiaoxingxingdeshenying。youyukongxidugao、fanzhaolvjidi,tamenzaiyekonglibiqitaleixingdexiaoxingxinggengan,xuyaoshiyongxiaoxingguangxuetianwenwangyuanjingcaikandejian。tianwenguancebiaoming,zheileixiaoxingxingdeguangpuzhongchulebuhanqing、haihehuifawuzhiwai,tamendehuaxuezuchengheyuanshidetaiyangxingyunjihuyiyang,yeyoushuihekuangwu。

十大彩票  zhengtishangkan,cxingxiaoxingxingdeguangpuyutanzhiqiuliyunshifeichangxiangsi。yibanrenwei,jiangluozaidiqiubiaomianshangdetanzhiqiuliyunshihenkenenglaiyuanyucxingxiaoxingxing。bingyoucituiduan,tanzhiqiuliyunshizhongyebaocunlexingchengtaiyangxidetaiyangxingyundechengfen。

十大彩票  “gouchengtaiyangxideqitihechenaiwuzhi,zaizhiqiankenengcanyuguozaoqiyidai、erdaihengxingdedanshengguocheng。”pingjingsongzhichu,shushinianlaikexuejiamenzaitanzhiqiuliyunshizhongfaxian,duozhongyuansudeteshutongweisuzuchengyoubianhua。zheizhongzuchengbianhuawufayongtaiyangxineibuguochengjinxingjieshi。duitaiyangxilaishuo,zheizhongtongweisuzuchengdebianhua,kenengshitaiyangxixingchengshijiuguyoude。

十大彩票  yizhiyilai,kexuejiaxiwangtongguotancecxingxiaoxingxing,lailejietaiyangxixingxingxitongdedanshenghezaoqixingxingyanhuadeguocheng。zai“sunniaoerhao”tance“longgong”zhiqian,meiguoguojiahangkonghangtianjucengzhenduilingyigebianhaowei253madierdedecxingxiaoxingxing

十大彩票  jinxingletance,tongyangfaxiantadebiaomiancunzaisongsanjiegou,bingjieshiqikenengshiliuxingzhuangjichanshengdesongsanwuzhi。

  shishishang,guanyutaiyangxixingxingdanshengdeguocheng,youzhegezhongjiashuo。pingjingsongjieshao,qizhongyizhongguangweirentongdejiashuorenwei,taiyangxilizhuduoxingxingchengxingyu“taiyangxingyun”,taiyangxingyunshitaiyangxingchengguochengzhongshengxiadeqitihechenaixingchengdeyuanpanzhuangyun。

  taiyangxingyunzhongyouzhedaliangdeguisuanyanchenaihebingdengxikeliwuzhi。tongguoxijijiju,zheixiekelixingchengyidaoshigonglizhijingdekuaizhuangwuweixiaotianti。ranhoutamenhuxiangpengzhuang,xingchenggengdachicun、duokongsongsandesuishidui,zhijingyuejigonglidaojishigongli,chengweidiyipitaiyangxidexingxingxingzihuozheweixingxing。

  zheixiexingzimenshijingguoduocijuhedexingjikelisongsanjieheerchengdetuankuai,tamentongguojinyibuxiangzhuangzhujianjiadachicun。zaijutaiyang4geridijuliyineideneixingxingquyu,youyuguoyuwennuanyizhiyuyihuifaderushuihejiawanfenzinanyijuji,neilixingchengdexingzidabufenyougaorongdiandewuzhixingcheng。zheixiewuzhizaiyuzhouzhonghenxishao,daozhileidixingxingbuhuizhangdetaida。

十大彩票  yanjiurenwei,xingxingxingchengshidaijieshuhou,taiyangxiyou50—100gexingxingpeitai。zheixiexingxingpeitaicongxingchengkaishijinglilexiangdangdadebianhua。tamenzhijiandepengzhuangyizhichixufasheng。meiyouxingzizhijiandepengzhuangjuhe,jiuwufaxingchengjudadexingxinggeti。

  “龙宫”藏着解题线索

十大彩票  “longgong”shiyigecxingdejindixiaoxingxing,julitaiyangzuijinhezuiyuanjulifenbieshiridipingjunjulide0.96beihe1.42bei。“sunniaoerhao”tongguojinhongwaiguangpuguancequeren,“longgong”dabufenguangpumeiyoutezheng,hecmleixingdetanzhiqiuliyunshishifenjiejin。

  cmleixingdetanzhiqiuliyunshi,baohangaobaifenbideshuiheyoujihuahewu。huifaxing、youjihuahewuheshuidecunzai,xianshitamenxingchengshimeiyoujingliguoyidingchengdudejiare。yinci,tadekuangwuchengfendaduoshubaochileyuanshidewulihuaxuezhuangtai,jilulezaoqitaiyangxingyunyanhuadetezheng,yijitamenmutixingzideyanhuatezheng。

  qunian4yue,“sunniaoerhao”xiang“longgong”fasheleyimei2gongjinzhongdetongpaodan,jizhong“longgong”biaoceng,zhakaileshaliheyanshi,shenzhiyidongleyikuai5mikuandejushi,xingchengyigewaiyuanzhijingdayu10mi、shen2—3miderengongzhuangjikeng。

  tongguoguanchazheigexinyunshikengdexingcheng,yanjiurenyuanfaxian,“longgong”debiaomianbingbushihenjiangu,tagengxiangshiyouxuduokongxideshaliduijiercheng,erbushizhengkuaijiangudeyanshi。zheixiangzhendui“longgong”deshiyan,zhuyaomudeshizaizhuangjihoushoujibaohanyouxiaoxingxingdibiaoyixiawuzhideyuanshiyangben。

  红外成像带来新发现

十大彩票  dui“longgong”dehongwaichengxiangfenxi,leisitankuangdeguangpufenxi。tongguojinhongwaifenguangguangpuyideguance,keyihuodexiaotiantikuangwu、yanshibiaomiandelianxuguangpu,jinerlejieqibiaomianwuzhidekelidaxiao、kongxilv、jushifengdu、cucaodudengqingkuang。

  “sunniaoerhao”dazaiderehongwaichengxiangyirao“longgong”yiquanpaishelequanqiurechengxiangtu。duihongwaituxiangdefenxixianshi,“longgong”biaomianyantihebaoweitadewuzhiyouxiangsidewendu,qireguanliangjiaodi。yanjiurenyuanrenwei,zheizhongdireguanliangbiaoming“longgong”biaomianyantibidianxingdetanzhiqiuliyunshigengjuduokongxing,yushiqizhouweifugaizhezhijingchaoguo10limideduokongshaliwuzhi。jinjulihongwaitanceyezhengshilezheixieduokongshalidecunzai。

十大彩票  tongshi,dui“longgong”deyaoganrechengxiangguancejieguohaixianshileqikenengdexingchenglishi,jitashiyoumutiantidezhuangjisuipianxingchengdesuishidui,qiweikongxiyuewei30%zhi50%,jingliledichengdudegujie。biaomiancunzaideyixiezhimijulikenengqiyuanyuzuineibudegujiequyu,yekenengshiwaishengde。

十大彩票  zaipingjingsongkanlai,yi“longgong”weidaibiaodecxingxiaoxingxing,qicuiruodeduokongjiegoukenengleisiyuyuanshixingzi,neibudebingkenengzaiyanhuaguochengzhongshenghua,congerxingchengduokongqiebulaogudejiegou。“longgong”biaomianzhisuoyishiyizhongbujunyundesharangceng,yehenkenengshiyinweizaiyunxingguochengzhongzaoyuledaliangdezhuangji,daozhibingbeichongjironghua,congersangshileshuifen。

  anjihua,“sunniaoerhao”jiangyu2020niandifeijingdiqiu,jiangqicaijidaodeyanshiyangbentousongdaoaodaliyananbudewumolashamo。duiyutajijiangdaihuilaidezheifenzhenguiliwu,kexuejiachongmanqidai。

打印 责任编辑: 侯茜

saoyisaozaishoujidakaidangqianye

© 1996 - 中国科学院 版权所有:十大彩票_十大靠谱彩票平台【官方网站】 京ICP备05002857号 京公网安备7号

dizhi: beijingshisanlihelu52hao youbian: 100864

十大彩票dianhua: 86 10 68597114(zongji) 86 10 68597289(zhibanshi)

bianjibuyouxiang: casweb@cashq.ac.cn

  • 十大彩票_十大靠谱彩票平台【官方网站】 亚洲最大彩票平台_信誉最好彩票app---首页_Welcome 幸运飞挺_飞艇开奖网址-点击进入>! 十大彩票_十大彩票正规平台〖2020购彩首选〗 北京pk10_北京pk10官网|【官网】 甘肃十一选五_上海十一选五_官方入口 幸运赛车_幸运赛车平台-官方认证 快乐赛车_快乐赛车游戏- 网页版 加拿大pc28官网app_加拿大pc28开奖网站_唯一官网 北京快三_北京快三平台_【官网首页】 幸运赛车_幸运赛车彩票手机版|共享豪礼!