关键词: 中国, 陆相盆地, 含油气盆地, 盆地演化, 油气勘探, 大油气田

Abstract: Ba s e d o n th e st u dy o n e r u s tal m o v e m e n ts a n d s e d im e n ta ry pa le o g e o g r a p hy thr o u g h g e o lo g - ie a l tim e , this p a p er ana lyz e s th e fo r m a tio n a n d e vo lu tio n o f te r r e s trial p e tr o le u m b a s in s in Chin a a n d the d ir e etio n fo r d is eo v e rin g la r g e 0 11 一 g as fie ld s . T he a u tho r p r o p o se s tha t Pe r m ia n la e u strin e ba s in s w er e d e v e lo p e d in n o r the r n X inj ia n g , La te T r ia ss ie la e u s tr in e ba sin s w e r e d e v e lo p e d in Sha a n x i一 G a n - su 一 N in g x ia r e g io n , n u m e ro u s Ju r a s sie la r g e la e u st r in e b a s in s w it h hu g e w a te r a r e a s a n d hy dr o ea r bo n so u r e e ro e ks w e r e d e v e lo p e d in t he e e n tr a Lw e st e r n p a r t o f Ch in a , d u e to s u bs id e n e e in w id e ar e as . It 15 e o n sid e r e d tha t la e la e u s tr in e ba s in s in the e e n t r a l 一 w e s te r n p a r t o f C hin a a r e th e e x p lo r a tio n p la y s fo r d is eo v e rin g la r g e g a s fie lds . Af te r la t e L a te Cr e t a e eo u s , the w e s te r n p a r t o f C hin a s ta r te d to u p - lift a n d th e e a s te r n p a rt to sub s id e . T he So n g liao la e u s t rin e b a s in w a s d e v e fo p e d in the la te L a te C r e -ta e eo u s . In the e a rly T e r tia ry , t he w e s te r n p ar t w a s r a p id ly u p lifte d , a n d t he e a s te r n p a r t fu r t he r s u bsid e d . T h e B o h a i B a y , Su be i, Jia n g ha n a n d o the r o ffs ho r e bas in s w e r e d e v e fo p e d , w h ie h a r e the Ce n oz o ie e x p lo ra tion Pla ys for dis e o v e ri n g la玛e g as fiel ds .

Key words: Ch in a, te r r es tr ial ba sin, p e tr o le u m ba sin, ba sin e v o lu tio n, hyd ro ea r bo n e x p fo r a tio n, la rg e 0 11/ g a s fie ld s