basin research: beitianshanwanzhongshengdaizaoshanlichengzhongdejiguan-tianqibiciganhua

dapiyantaobiaoming,jiguangoudanghetianqidongyaodoukequdonghuoyingxiangshanmaidedixingdimaoyanhua(decelleshemitra,1995;roe et al.,2008;whipple,2009;searle et al.,2017);danshi,ruohebianbietianqihejiguanzaizaoshandaiyanhualichengzhongdeganhuayujinxianyiranshiyigetiaoxin。yifangmian,jiguanbianxinghuodiqiaoyanzhangkejingyoulichengchabielongshengjidibiaotaisheng,zhuanbiandibiaopoduyuyanshipolieshuiping,jinerzengtianhedaofushihebanyuncaineng。lingwaiyifangmian,jiangshuizengtianhebingchuanganhuayehuijiaqiangdibiaofushisudu,congerjianggengduodeboshiwuzibaosongdaoliangcedejujipendizhong(zhang et al.,2001;berger et al.,2008;angela et al.,2018)。bifang,yulaiyuduodeyantaobiaoming,wanzhongshengdaihuanqiubianlengfangfojiaqianglezaoshandaiwaibiao(chugeshibingchuanlonggaiqu)deboshiganhua(berger et al.,2008;whipple,2009;thomson et al.,2010;herman et al.,2013),zhishixianglinpendineijujiwujujisudujiaozhezengtian(zhang et al.,2001;molnar,2004;charreau et al.,2011),bingbangenzhewuyuanjingqidenghaodejiaozhebiangeng(sun et al.,2010;zhang et al.,2018;angela et al.,2018)。shiyi,zuoweijiguangoudanghetianqibiangengdejianjiechanpin(dadson et al.,2003;litty et al.,2017),pendineidejujiwunenggoujishilezaoshandaidimaoyanhualichengzhongdeshouyaoxinxi(sun et al.,2004;angela et al.,2018;wei et al.,2018),shishenqieshuxihedongdejiguan-tianqizhijianbiciganhuadeyouyongzaiti。

zhongguotianshanshizhongyadiyuzuihuopodezaoshandaizhiyi(lu et al.,2019)。xianglinqianlupendijujibingbaoguanlejiaoweiyanxudewanzhongshengdaidiceng,baohanjujihouduzuidayeshisanbuguimozuiweipubiandexiyuliyan(sun et al.,2004;charreau et al.,2009)。jinchao,duiyuzheitaojubeidiyuxingtediandeliyanchengyinhaishiyigezhengbiandehuati,yinweishantijisulongsheng(charreau et al.,2009;lu et al.,2010),hegengxinshibingchuanganhuajiaqiang(zhang et al.,2001;charreau et al.,2011)doukefashengjinsidecusuixiejuji。zhenzhuodaozheixiewanzhongshengdaijujiwudewuzigouchengyubeitianshandejiyanyanxingxixixianggan,qiwuyuan(yanhua)tediannenggoushijielubeitianshanwanzhongshengdaizaoshanlichengzhongtianqiyujiguanbiciganhuadeguanjian。

tu1.(a)zhongyaheqingzanggaoyuandixingtu。lansediyudaibiaowangengxinshibingchuanlonggaiguimo(pfeffer et al.,2014;li et al.,1991)。heisejiantousuoshibingchuanlonggaiquzhoubianzaochenxinshi-disijicusuixiejujiwudediwei。baisefangkuangduiyingyutu1b.(b)kuitunhedaoyudizhituheyangpindiwei。huagangyandejiejingchunqiulaiyuanyuwang et al.(2007)hehan et al.(2010)。ff=beitianshanqianyuanduanceng;fm=beitianshanzhongbuduanceng;fb=beitianshanhouyuanduanceng。cuhongxiandaibiaobeitianshandiyushouyaonichongduanceng。

jiyuci,xinjiguanyunianyuexuechangshishiboshiyantaoshengzhaoxudongzaidaoshizhanghuipingyantaoyuanzhidianxia,lianxihuadongshifandaxuelvhonghuachuanshou,jingyoulichengduibeitianshankuitunhedaoyuzhuliu、zhuliugudaiheshaheqianludaidushanzipoumianwanzhongshengdaidicengtingzhitixidesuixiegaoshiu-pbhezhongkuangwuchanfa(tu1),lianxijujixiangtedian,qiecuolejiguanhetianqishenfenzaibeitianshanwanzhongshengdaiyanhualichengzhongdejiaoseyuganhua。shouyaoqudeyixialunduanheshuxi:

(1)beitianshanzhongxinshizhongqirengchuyujiaodidegaodu,dixingshengchenjiaoxiao。zhidaoyuemo7 ma,yiqishouyaodejiguanshiwugouchengbeitianshanmenglietaisheng,gouchenglebaohankuitunhezaineideduogexiangbeiliudeshanquhedao。

(2)zaochenxinshi-gengxinshishanqianjujiwushouyaolaizikuitunhedaoyudexiayou,erbushizhongyouhuodangjindeshanqiannichongdai。zheibiaoming,zaochenxinshibeibanqiubingchuanganhuanenggouzhishigaonenghedaotixidefayuhefushiguimodekuoda,jinergoucheng3.3–2.5 maqijianwuyuanjingqidenghaodebiangeng。

(3)beitianshanzaizaogengxinshideyanhualichengnenggouzunshou“linjiezhuixieshiji” (critical-taper wedge theory),tuqilebingchuanganhuazaiqudongjiguanhuoposhanmaifushihedibiaolichengzhongbiaoyandeshouyaojiaose。

tu2. beitianshanwanzhongxinshiyilaidixingyanhuaxingshitu。(a)8.7-6.8 maqijian,beitianshandiyucunzaiyigeguangmodehupen,biaomingneishichuyujiguananjingqi。(b)yinweiqianzhongshengdaiduanliedejiguanxinsheng,zhongxinshihubobengkui,jujitixixiangbianzhuanghetixiyanhua。(c)3.3-2.5ma, bingchuanganhuayinfagaonenghedaotixidefayuhefushiguimodekuoda。(d)bingchuanyanxufushihejujiwujujipeihexiajianglelinjiexiexingzhuidu,annaleduancengxiangpenneibiaodemudedekuoda。(e)jiguangoudangcushiduancengyanxuxiangpendibiaodemudekuoda,xiexingzhuiyanhuaweichaolinjiezhuangkuang。(f)jiguangoudangheyanxuganhanzhishiwangengxinshiyilaihedaotixidejiliexiaqie。jb=zhungaerpendi。

shangshuyantaogongxiaoyiqingzangkekaomingmuweidiyibangzhu,banfayuguojiqikanbasin research:

xudong zhao, huiping zhang*, honghua lv, yuanyuan lv, xuemei li, kang liu, jiawei zhang, jianguo xiong. signatures of tectonic-climatic interaction during the late cenozoic orogenesis along the northern chinese tian shan. basin research. 2020, 12466. .

yuanwenlianjie: http://onlinelibrary.wiley.com/doi/epdf/10.1111/bre.12466.

 

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