| 1. | The jurassic period was 144 million years ago 期。而侏罗纪时期则是在 |
| 2. | Exhibit dinosaur skeletons , fossil and the jurassic period 展示恐龙骨架、化石和侏罗纪时期。 |
| 3. | Dinosaur died off in the jurassic period 恐龙侏罗纪的神秘死亡 |
| 4. | The jurassic period 侏罗纪,侏罗系 |
| 5. | The jurassic period all strata can be drilled and the outcrop can be found in the basin 侏罗系地层在盆地内均可钻遇,盆内也可见露头。 |
| 6. | During the jurassic period , 213 million years ago , dinosaurs dominated the near - tropical earth 在侏罗纪期间, 213百万年前,恐控制了近热带地球。 |
| 7. | The ancient graveyard once lay deep underwater during the jurassic period , about 200 million to 145 million years ago 从2亿年前到1 . 45亿年前的侏罗纪时代,这个古老的墓地曾经沉睡在深深的海底 |
| 8. | The study showed that the sediment of the jurassic period was all from hills of the two sides of the basin and the composition was complex 研究表明,侏罗纪时期三塘湖盆地的沉积物来自于两侧的山系,沉积物的成分较复杂。 |
| 9. | The whole jurassic period santanghu basin was undergone a sedimental cycle : river - lake - river , the environment changed from warm - wet to drought 三塘湖盆地整个侏罗纪经历了一个由河流?湖泊?河流的沉积旋回,环境由温暖潮湿逐渐向半干旱?干旱的环境转变。 |
| 10. | The jurassic period strata is composed of sangonghe - badaowan formation , xishanyao formation , toutunhe formation , qigu formation , the lithology of the trata is mainly sandstone and claystone , and there are abundant of ostracales miscrofossils in the strata 侏罗系包括三工河?八道湾组、西山窑组、头屯河组、齐古组,岩性以砂岩、泥岩为主。地层中可见大量的孢粉化石。 |