Dongying source rocks的用法和樣例：
例句
- The other one comes mainly from Fengcheng group source rocks of Permian.
第二類(lèi)原油主要來(lái)源于二疊系風(fēng)城組烴源巖。 - From inclusion and Ro data, it is clear that Pingbei strata had undergone a higher temperature gradient in geological history, which is favorable for source rock evolution.
從包體測溫和鏡質(zhì)體反演資料推測平北工區經(jīng)歷了高于今地溫梯度的熱歷史，這對平湖組烴源巖或深部烴源巖演化有利。
