该方法通过短时谱分析与抽取叠代相结合,提高了估计精度,减少了运算量。
The combination of short time spectrum analysis, extraction and iteration has a high estimation precision and a little amount of computation.
编制的计算程序用叠代法求解非线性方程组;并提出直线补给边界影响距离概念和确定的方法。
The composed programme USES successive substitution method to solve nonlinear equation group, and provides the influence distance conception of the linear recharge boundary and method to determine it.
螺旋桨采用升力面理论涡格法、吊舱采用面元法分析计算,二者的相互干扰通过叠代计算来处理。
The propeller blades are calculated by a vortex lattice method, while the pod including its strut by a boundary element method for non-lifting bodies.
提出了一种基于时域加权的新的非叠代优化算法,用于重构经过采样示波器测量的阶跃信号、脉冲信号等。
A new non-iterative algorithm with time-domain weighting is described for reconstructing fast, step-like, or impulsive signals that have been measured with a sampling oscilloscope.
在所采用的数学模型中,用增量叠代法处理边界条件非线性、物理参数非线性、相变潜热非线性等复杂问题。
In the mathematical model, the incremental iteration method is used to deal with such complicated nonlinear as boundary nonlinear, physical property nonlinear, transformation nonlinear etc.
分析了狭缝口型中的一维复合共挤出流动,叠代计算得到两相界面位置以及速度、剪切速率和切应力的分布。
The interface between two molten polymers, as well as the distribution of flow rate, shear rate and shear stress were obtained by using an iterative calculating scheme .
中生代的三大岩系:三叠系、侏罗系和白垩系,是三个著名的产油岩系。
The three major rock systems of the Mesozoic era, the Triassic, Jurassic and the Cretaceous are notable oil-producing systems.
安徽省姑山铁矿床的矿石产在中生代辉长闪长岩与以三叠纪页岩、粉砂岩和砂岩为主的围岩的接触带上。
Iron ores in the Gushan deposit, Anhui Province, occur in a contact tone between Mesozoic gabbro diorite and its country rocks dominated by Triassic shale, siltstone and sandstone.
20世纪50年代早期,在加利福尼亚南部的一个小镇上,一个小女孩将一叠书放在图书馆的小柜台上。
In the early 1950s in a small Southern California town, a little girl hefted yet another load of books onto the tiny library's counter.
桂东南和桂西南地区中生代三叠纪和白垩纪的火山活动活跃。
The Triassic and Cretaceous volcanisms in the southeast and southwest Guangxi were active.
渤海湾盆地是中、新生代裂谷盆地与石炭-二叠系残留含煤盆地的复合叠合盆地。
Bohaiwan basin is a composite basin polymerized by a Mesozoic and Cenozoic rift basin and a Carboniferous remnant coal-bearing basin.
南华北地区下古生界烃源岩在晚三叠世达到早成熟阶段,新生代基本未发生二次生烃作用。
In the southern North China, the lower Paleozoic source rocks reached primary maturation at late Triassic and the secondary hydrocarbon generation did not occur at the Cenozoic.
矿山梁构造几何学上表现为一个双重构造:浅层是一个晚三叠世形成的断层转折褶皱;深层则是在新生代形成的三个逆冲岩片叠置所构成的隐伏堆垛背斜构造。
The key structure in this area is a duplex that comprises of a shallow fault-bend fold of the Late Triassic and a deep blind stacking anticline imbricated by three thrust sheets of Cenozoic age.
川东北地区是一个具有复杂构造的中新生代盆地,以海相沉积为主的三叠系是重要的储层。
Abstract1 Northeast Sichuan basin is a Mesozoic-Cenozoic basin with complex tectonics, Triassic formation based on Marine deposits was an important potential resource and reservoir.
本文系统研究了西昆仑-喀喇昆仑地区晚古生代-早中生代地层的岩石组合及其分布特征,结合所含的生物组合特征绘制了研究区泥盆纪、石炭纪、早中二叠世及三叠纪的岩相古地理略图。
The late Paleozoic-early Mesozoic strata in the Western Kunlun-Karakorum area are main research object and the accreting orogenic theory is used for structural analysis in this paper.
主要发育晚古生代—中生代的地层,尤其是三叠系广泛分布。
The strata are mainly late Paleozoic-Mesozoic with widely distribution of Triassic strata.
内蒙西部银根-额济纳盆地群是在 前古生代基底上发育起来的中、新生代“叠 置型”盆地群。
Yingen-Ejina Basins in the west of Nei Mongol is shown by superposition of Mesozoic and Cainozoic on basement of pre-Palaeozoic constitutes.
侏罗纪—新生代在三叠纪碰撞基础上,太平洋板块向欧亚大陆连续俯冲和加积,进而形成由三叠纪—新生代杂岩组成的欧亚大陆东部地区的巨大加积杂岩带。
Following the Triassic collision, with Pacific plate subduction and continuous accumulation towards Eurasian plate in the Jurassic-Cenozoic, the huge accretionary complex belt was eventually formed.
侏罗纪—新生代在三叠纪碰撞基础上,太平洋板块向欧亚大陆连续俯冲和加积,进而形成由三叠纪—新生代杂岩组成的欧亚大陆东部地区的巨大加积杂岩带。
Following the Triassic collision, with Pacific plate subduction and continuous accumulation towards Eurasian plate in the Jurassic-Cenozoic, the huge accretionary complex belt was eventually formed.
应用推荐