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龙介虫

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Results The morphology and asexual reproduction of Cloudina are broadly similar to modern serpulid annelids and its flourishing is somewhat coeval and corresponding to a positive excursion of δ13C.

结果 Cloudina可能是多毛类龙介虫,二者在管体形态特征、无性繁殖方式等方面存在可比性;Cloudina的出现都对应着碳同位素的明显正漂移,具有基本等时的特点。

In the red beds of the Mesozoic Era Nanxiong Late Cretaceous to Cenozoic Paleocene strata, the unearthed, including gastropods, ostracods insects, wheel types such as algae and dinosaur fossils were more than 60 genera, 110 species, of which the most abundant dinosaur fossils, there is Tyrannosaurus rex, short spines Nanshiungosaurus, Nanxiong Microhadrosaurus, as well as fossilized dinosaur eggs into the nest.

在南雄红层的中生代晚白垩世至新生代古新世的地层里,出土了包括腹足类、介形虫类、轮藻类和恐龙类等古生物化石共60 余属、110种,其中以恐龙化石最为丰富,有霸王龙、短棘南雄龙、南雄小鸭嘴龙以及成窝的恐龙蛋化石。

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According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm~150rpm时取得最大值,此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世,形体几无变化。

When I was in school, the rabbi explained everythingin the Bible two different ways.

当我上学的时候,老师解释《圣经》用两种不同的方法。