A systematic approach of structural optimization for improving dynamic ice-structure interaction is presented in this paper on the basis of matrix perturbation and dynamic substructure techniques.
基于矩阵摄动和动力子结构方法,系统地建立了改善冰与结构动力相互作用的结构布置优化方法。
The vestiges of Quatenary glaciation have been studied in Dingkali Pass of Burang and Hazishan of Litang.
青藏高原第四纪冰期序列的研究,对于完善大陆第四纪冰期序列、研究全球变化、认识中国东部第四纪冰川作用都具有重要意义。
Along the east, northeast and west feet, there is a series of relics of Pleistocene glaciations.
在玉龙山东麓更新世冰川作用研究的基础上,对其西麓和金沙江河谷中的古冰川与冰水沉积物的分布和特征进行了调查。
The Neoproterozoic glacial environments and the causes of the glaciations have now become a hot topic in earth science.
研究重点有新元古代冰川作用的低纬和低海拔特征、与Rodinia超大陆裂解的关系、冰室效应和温室效应的矛盾运动、海洋封冻的探索、碳酸盐岩岩帽的成因、碳、硫、锶等同位素的峰谷变化的环境含义、冰期地层中铁矿的成因、新元古代冰期的次数争议、雪球理论的数值模拟和冰期环境特征及其变化与生物演化 ,特别是与早寒武世生物大辐射的关系等。
Nebraskan glaciation
内布拉斯加冰川作用
covered with ice (as by a glacier) or affected by glacial action.
覆盖着冰(例如被冰川覆盖)或者受冰川作用的影响。
During the Pleistocene Ice Age, the ancient drainage systems were almost completely rearranged by glaciation.
在更新世冰期,古水系常被冰川作用完全改造。
CHARACTERISTIC AND SIGHIFICANCE OF THE GLACIATED SURFACE STRUCTURE AT THE SOUTHEASTERN PIEDMONT OF LUSHAN
庐山东南麓冰川作用表皮构造特征及其意义
Paleoglaciation and Gold Placer in East Mountains Region in Altai Mountains
阿尔泰山“东山区”的古冰川作用与砂金矿
THE LUSHAN DILEMA: PLEISTOCENE GLACIATION SOUTH OF THE CHANG JIANG ( YANGTZE RIVER )
庐山的困境:长江以南的更新世冰川作用
Quaternary Glaciations in the Halasi River Catchment and its Surroundings in the Altai Mountains in Xingjiang, China
新疆阿尔泰山哈纳斯河流域及其邻域第四纪冰川作用
Research on Glaciers and Climate Fluctuation in Turgen-Asu Valley, Terskey Ata-Too Range
图尔盖—阿克苏河谷近数百年冰川作用和气候变化研究
The Great Lakes basins were excavated by the ice, and many present landforms are the result of this continental glaciation.
五大湖盆地都是冰挖掘出来的,如今许多现有地形都是这种大陆冰川作用的结果。
The development of an atypical Hirnantia-brachiopod Fauna and the onset of glaciation in the late Ordovician of Gondwana/ Owen E. Sutcliffe...[ et al.].
冈瓦纳古陆晚奥陶统一个典型的赫南特贝属-腕足动物群的发育和冰川作用的开始.
Conclusion: The hemoclasis of ligustrazine, synthetic borneol were obviously.
结论:川芎嗪、冰片溶血作用明显。
To set loose(a mass of ice). Used of a glacier or an iceberg.
裂开裂开(一块冰)。用于冰川或冰山
Rock underlying glaciers is eroded by plucking.
冰川下面的岩石则是通过拔削作用被侵蚀的。
The U-shape of some glacial valleys may be due also to deposition.
某些U型冰川谷也可能起因于沉积作用。
tributary glacier
冰川支流, 支冰川
Characterized or dominated by the existence of glaciers.Used of a geologic epoch.
冰河期有冰川存在特征的或由冰川的存在而控制的。用于地质纪元
It acts as a geologic rasp, scratching, gouging and generally abrading the surfaces over which the glacier rides.
它就像一把地质锉刀一样通过刮、刨等作用来磨损冰川流过的表面。
It acts as a geologic rasp, scratching, gouging and generally abroding the surfaces over which the glacier rides.
它就象一把地质锉刀一样通过刮、刨等作用来磨损冰川流过的表面。