Ĭӭ˵Ķ˫ҲڰвͣĻζڹĹϵѾͣǰ˽һѹ·DzͣĻζˡ
˸ԺӴִһԥĽվͨΪѪ͵²СֻСϣС˫ַԼֿ˫ȣץŮѵӣĸţһּˣ˴·ȥҷǾŮѵѣСƣϡ
˫ȴܣľҺͣĴڵγʪʪһƬΪʱIJ룬ڶʱѾԱպϡ
ϢһʱСѵҳˮӺëϴּȥҶһߣ·ʱ˫ѾѺ£ֻſǰȥ
ҿһУۣҸ벻ͨŮΪʲôڽļУס˸ڵһңעÿһŮҵˡ
Ůѵ߸ÿ춼ҪϣһЩǣԵһʮÿ춼Ҫߵ˸һĩȻʮĸDzòŶӵȺ
]ʲôeĿģ˵˵Ƿйÿνȥһ˲һDZ߾ͻᴫĴϢʹӵĦÿǶСȰǿڽȵӲ˾ֱӸɽŮѵѨȻӹ侫ٰγŮɾ·뿪ŮÿҲſԼ˫ȣMӭǵij͡
ÿαһ˸ŮѶˮȥϴԱ֤Լͣڳ̫Ѿȫڲҷߣϡ
֪ĽŮѾͱЩ˸˲¶ٴΣлڽ汻e˰e˴ǹ
ãȻˣҵŮѻܱԭС
Ѱڹȥˣڿѧ֮ǰֻһμңһѧõƷҲΪһԼԼMƽ
ϵǣŮСҲס˼죬ҲҪϢˣϾµķʲô˶ҪģοǰȽϽС硣
ĵ죬ˣԭΪ˵Щʲôȴֻڲ
ٴ˰ɣôôŻҪѧˡ̲ס
Ȼˣ]취߲࣬ϢͺˡŮƽ˵
ŶʲôջӶôİҼʵʲôջǰϰ࣬Ϣˣܼ
Ǵ˶Ǯҹʵ˵ҾǰʱڻǮ͵ˣȻǮ˻ļٿǮ]ˣæ¡Ůѹ˵
ʲôô]ϵֻҪ˛]¾ͺˡҰοʵ֪]ȥʲôյѧУЩ֣ȷеĽӦЩּȻԸ֪ҲͲʣҪҪʲôʱ
ȻˣͺúûȥϢɣǮ²Ҫ̫࣬⼸ҾͲˣúϢҪӰ쿪ѧѧϰε˵
ǺãҾͻȥϢˣʱһȥѧУŮƺܸȥҲĻᱻҷЩʲô
ðȥɡ˵վСͻؼҺƽȥˣѧһصѧУּѺǵѣǶԼŮģǽЩеĶЦݣҺŮѶڡ
ҵȻ֪Цҵ֪ŮѶǵĹˣֻ㲻֪ôáǾС龰ҾÇfģȻұ뱣侲ڲǷŭʱ
С֮ҲҪԼѧУȥˣ¥ʱЩеЦС˵ЩʲôȻǹЦҲԸͷȥᣬŮһ¥С͵˳վ˵ЩҪͲԶˣǾǷֿ˻صѧУԼĶϸһ£ҾСסˣЩfĵҲټ뿪Щ˻Сܹ؏˵ѧУǵĹиˣҾdzȥⷿס
²˳٣Ҿͽҵ뷨С硸ǺãٴҲΪѧڳȥⷿҵǮˣeǮ绰ͷŮѳһ˵ڻƭ˵Ϊֻ֪ⷿĽڡ]ϵѧҵѶһЩ]ϵġҼ˵ðɣ㡹
СӦǣڽļǶһҺʵķӣסѧԽԽ࣬ҲܺңֻѧУһ̈́e˺ססд̨һ䣬Ҳ£ڿѧһܺס˽ȥ
˵ʵҲѷСѧУΪҾûǺܰȫΪչϿη㣬ҲֻڽҾȥСסһ𣬵ѧУѧⷿǿĶ¼ѧУĹϸÿ춼Ҫ鷿]취ֻǰĩȥˡ
һĩָϹȥڷķ˶һ˫ЬϸһǶ淿˵ЬӣԤͷ
ôЄe˷ЬҺܲ˵ʵ
Ŷ]ʲôϴҵЬȥˣŮӽ裬Ҳ]жЬӣͰѵЬȽҴһֱǻˡŮѽ͵
˴ʲô
dzˣ⼸Ѷ]Ůƽ˵
컹eˡ
ȻҲٶ˵ʲô˵ڶ죬ȥʶˣŵеļұȽϽţ˼䣬֪]гܣʮߣΪʲôСҪƭء
ĩҷֲϴˣҾϣܽãСȴԣΪ˵ЩǮӦôһԸÄeռǵıˣȻ˵ȥ˵һǮҪҷģᱣԼģȻҲֻһ磬סķµԺȣҽ䣬һˣԼ̨ϳ
ʱŴˣС˽̫ȣҿʱ]ˣСݾͽˣֻȻ¹Ҹɾ·Ҫȥϴɡ
ģʱڷ˻
Ҫȥϴ谡µСЦ˵
ǰ㲻Ҫ͵С]йطſһ˵С·˷ϴȥҲصԼķڵķŲϴ䣬߽䣬ŷ⿴ȥСϲ]йűߣѩĴƨչҶǰ
ߡڴѵҲڿ
С]ţתںڵǵشһˣһϸСˮǷֿϸŸڵ˱ҿĸʱڶ߳䣬ſڣϸĹĦʱóһֵֻͲЩеҾĿСĸƨɣŵĸˣ
ҲֵͲСȻֻ˻ֲŪСȻͣ
˰ɣҪϴˡ˵Ůվ߽ϴϴʱСҲ]йţ治ͣҵͬѧص䣬ֻ͵ͲȻڿϴ䡸е˵ŵһŰɫСҩ
ҪҳѽϹŮѱ˵ͬѧڿ
Ծͳԡ˵еĽҩŮѵŮҩȻֿʼŪǰ]ãŮѼŪ
Ȼ¶Ĺͷ˿пС¿еƺЩʲôٴϴʱСѾ˷ŵڵϣС˫ȱߣмڵⶴѾˮ˺ĽѲļͶֿѨݺݵĸ˽ȥ
ϴˮײžžŮѽ˫ŵ˵ļϣѨϳţһ׳ij塣
DZȼͬѧ߸ɱͬѧ˾ʹĸţƵʺԽԽͻȻԼƨʹѹŮѷֿ˫ȼ䣬ŮŲͣŤԼƨɣ]һľҺŮѵб˳˳ŮѵĹɹ˵ذϣȻҺѾŮѵӹ
ӣ˽СѨг˳ľҺҲű˳ھŮѵ֮һͷôࡣ
ϣֿСһͬͬѧһ𣬿סȥ֪ʲô
Ҳȥ룬һ˻صԼѧУ
ڷСֺͶǸ˸ϺһʱҺٺСˣΪҾԼȫǶģ]ңŮһԵõԸ
һĩϣСѧУMŮѣԷֹ˳롣
һȦǾȥĵط]ŮѵӰصסĵطСҲ]лֻóȥѰҡ
ĵIJҲ֪ѧУɽСDzĻĵط
СһӦòᵽҾߣ˼Ҿͷֶһ£·ҷŮľȻС硣
ԱߵIJݴжȥܿǴǰ߹ȥ
߳ĵĸǵĺ档
ŮѺǸܹĵطȥҸǺ棬Ǹе§С磬Сͷ˵ļϣ˼˵ֻŮѵƨϣŶȹŮѵƨɡ
ʱƺ˺ˣȴ]ͣŮѵƨɡ
˼תһͣҲͽһԶ
ʱћ]ЄeˣеĽС§ʼŮѣŮѲ]зǡ
ʱ˵ŮѵĶȹŮѵڿ㸧Ůѹ⻬ƨɣҲһ֪һ͵ǣƺΪȻ
ֹһᣬ˵˳Źɹʼ°ȥ֪һڲŪŮѵСҲʮſ˫ȣŪԼ˽
˵һֻŮѵ£Ůѵ鷿
˼ӣ֪ҷҵֶ˼ˣҲһǰһС
ʱ˽С½Сֽ¶һߣȻС練Ӻ濪ʼŮѵӡ
һ֪в͵ֻôҸĿôŪŮ˶ѡ
˵һֻּŮѵ鷿һֻҿŮѵĶȹŮѵڿ㳶СȣȻýŲȵ˵ϣŽǶĶȹҲһߣŮϳǼ⣬ʲôﶼ]ˣߵЩ˼ֱֳۡ
ָСȻָŮѵнʳָָҲŮѵѨ¹⣬ҷŮѵĴѾԼˮʪһƬ
˵ָŮѵѨвͣĽŪⶼС緢
ֹһᣬ˽ָγСԼǰȻͳԼŮѵĿУŮס͵ĸʼ˵ͷȻĺˬ
ƨɸߣȷֿŮĽƨֿ˫ȣȻֽŮѵƨķߣŮѵѨȫչǰ
˴ӿڴͳһӲ̣Ȼ̺жŮѵѨֱȫ]Ϊֹ
ԼŮѵĿгһСǷһϣȻȲ濪Ůѵ˫ȣַסͶСѨһһĸɽȥֱͶ˽ȥ˿ʼʹij塣
ŶСвէʹϾѾһ̺Уֱһʹij͡
žžžžײԽԽ죬˵Ȼϧĸ
ɧʶӾͿ㣬ļ
Ůֻ]лش
Ѩôһ˸ɹѣԸɵýȥƨ۲֪һ㡹˵˽˳Ȼƨۺݺݵĸ˽ȥ
ģƨҲôɽȥж˲ٹﰡ˵˽ְ˳¸ɽŮѵⶴȻӵϼһ״ʮ׳֦Ůѵƨ۲˽ȥżij壬Ůѵ˫˵ij岻ͣػζʹļָʮӣ˽С練ڵϣ
Ůѵ˫ȳMͷߣ˫ʹijŮѵϣŮѵ鷿ѹñƽijŮѵѨڣһŭһкעľҺйŮѵУγƣļͣľҺСѨ˳Źɹϡ
DZȼŮһŮÿżһֹһᣬú³Ůȥ˼ǸЩ͵ŮԼ]йϵˡ
ȻߺߵӿȥǽСһεͥСΧм䡣
Ϊ˿淢һҲΧȥ
ֻСſƨѨһ˵һֱƨĸƨۣǰﺬһ˵ļͣ˫Ū˫ʮ˫صţ˶˿С
ǵijͣСвʱĴ̺˷ϰװֽľ۶ϵ
DZMҵŮѣŮѵƨйԼҺҪκεطÿ˶ֹһε侫ڿͬdzͬʱԼֿϵͶսڸղԼ]иɹĶй
ּһֱҹʮ˶йĵκȺŽɢҽҹɫĵٴ߽һɴ̱ǵɧζӭСѾȫҺǣƨдľҺ
СѾܱպϣĵߣһƬǼƨҲѾƻƵķˮžҺţϵľҺԿЩ˿ڽ
Ϣ˼ӺСֽϵľҺĨȥȻԼͳһʯֽͳ飬ȻͳһĨһĶŮѵڿ㣬ЩЩڷйȥģͳľѳΪֽм̺к˷ֽľҺŮѵӿŮ¡СҲƽ̹
ͥƨȻſϾŮѷ˺ܴŴͳʯͷһЩ֦֦СĸУֻպųˡ
С翪ʼԼĺȻ۵һ³˴ɫͰɫɢȳζҺ壬ԭЩŮѿ侫ͬʱ뿪ʱÿҺŮѵĶУŮйĶӾͿԿ
ͬʱʮɺŰʮεļСѾƣMڲݲݵʰһº·صסĵط
қ]ȻصΪľŮʱɾҹұڴĴѣСֲߡ
̨ĴȥŮڵѹ£˫ȷֿڴ£˵ŮѾմݲеѨг壬ŮѾ]ӭϣֻڴֱҺԼΪֹ
߸ո꣬ŵֹŸҲ]мֶãΪֻǷйԼķʽ
֣ : δ18Ͻվ se94se ڹΪڹԱܱɱ
й½ʿ룬ԸվеκηΣ