The evolutionary tendance reflected by the above sedimentary record probably signifies an important tectonic turn in the history of the residual Paleotethys ocean.
这一沉积记录所反映的演化趋可能标志着古特提斯残留海的一次重大构造转折。
Earthquakes and tsunamis that resulted from the collision could have wrought havoc on the sedimentary record, causing discrete strata to swirl together and completely scrambling time lines.
由于撞击造成的地震和海啸可能对沉积层造成严重的破坏，使得离散的岩层旋转混合在一起并完全打乱地质时间线。
It is a global record: there is remarkably little variation in isotope ratios in sedimentary specimens taken from different continental locations.
这是一个全球性的记录：在取自不同大陆位置的沉积标本中，同位素比率的变化非常小。
A geological surface that separates younger overlying sedimentary strata from eroded igneous or metamorphic rocks and represents a large gap in the geologic record.
分隔较年轻的上覆沉积地层与火成岩或变质岩的侵蚀面的地质界面，在地质记录上代表一个大的间断。
The 38 sedimentary cycles record 38 climate vicissitudes between cold-dry and warm-humid.
剖面中的38个沉积旋迥相应地记录了38次干湿冷暖气候波动。
The geochemical characteristics of dark gray mudstone and shale in evaporite layers record the sedimentary environment of salt lake.
蒸发岩夹层中的深灰色泥岩和页岩的地球化学特征充分体现了盐湖沉积环境标志。
The late Cenozoic geomorphologic and sedimentary features in the west Kunlun Mountain front record the uplift process of the west Kunlun Mountains and the western margin of the Qinghai-Tibet Plateau.
西昆仑山前晚新生代地貌与沉积特征记录了西昆仑山及青藏高原西北缘的隆升过程。
Regional unconformities and sedimentary boundaries record the rhythm of uplifting;
区域性不整合面和沉积界面记录了隆升的阶段性；
But even in the sedimentary rocks only a tiny fraction of prehistoric plants and animals have left any record of their existence.
但即使是在沉积岩石中，史前的植物和动物也只是留下了它们很少一部分遗迹。
But even in the sedimentary rocks only a tiny fraction of prehistoric plants and animals have left any record of their existence.
但即使是在沉积岩石中，史前的植物和动物也只是留下了它们很少一部分遗迹。
应用推荐