常見(jiàn)例句雙語(yǔ)例句Subsidence stage from Oligocene to Mid-Miocene, fault block activation only occurred in early-middle Oligocene;漸新世-中中新世坳陷沉降堦段，在漸新世早中期存在繼承性斷塊活動(dòng)； 返回 block subsidence