1、

Analysis of the DOP and positioning performance of composite satellite constellation

混合星座的精度因子与定位性能分析

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2、

The X-ray diffraction ( XRD) and differential scanning caloricity ( DSC) experiments have been used to study the ingredient of PAn film and PAn-TiO2 composite film.

本论文运用X-射线衍射(XRD)方法和差热分析(DSC)方法对PAn膜和PAn-TiO2复合膜进行了分析。

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3、

Study on Fermentation Technology and Composite Stabilizer by Bacillus Subtilis B2

枯草芽孢杆菌B2发酵工艺及其复配研究

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4、

The Shanghai Composite Index, something you can invest in, has a much weaker record.

上证综指(shanghai composite index),一种名副其实的投资品,它的表现就要逊色许多。

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5、

To resolve the disadvantages of electrical discharge machining ( EDM) pulse power currently used, composite-structure current mode EDM power and two-stage current mode EDM power have been introduced.

针对当前电火花加工(EDM)电源存在的诸多缺点,本文采用电流型EDM电源新思想,提出了复合结构EDM电源和两级结构EDM电源两种新型EDM电源方案。

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6、

Making use of the two estimation methods of EVT the paper predicts the VaR of Shanghai Securities Composite Index. Then the reliability of the methods has been evaluated by back testing.

主要使用极值理论中的两种方法对上证指数进行VaR估计,并且进行后验测试以评价该方法的可靠性。

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7、

The Shanghai Composite Index ended up44 points.

上证指数收涨44点。

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8、

The Comparison on Applications of GARCH and SV Models& Taking Shanghai Composite Index as An Example

GARCH模型和SV模型的应用比较研究&以上证指数的波动性为例

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9、

In the course of the study, firstly, it uses HP filter trend decomposition method to investigate the relationship between economic growth cycle and fluctuations of the Shanghai Composite Index.

在研究过程中,首先,基于2002年1月至2011年12月的月度数据采用HP滤波趋势分解法探讨经济增长周期与上证指数波动的关系。

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10、

The effect of slip mechanical behavior of the composite steel-concrete beams is analysised.

通过滑移模型以及精细划分、计算,探讨大跨度钢一混凝土组合梁结构性能特点.

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11、

The best composite was the one after backward extrusion and heat treatment.

其中力学性能最好的为反挤压后经过热处理的TiB2/Al-Si-Mg-Cu复合材料。

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12、

The main purpose of the paper is to produce high strength and high modulus of aluminum composite pipes through backward extrusion.

本文研究课题的主要目的是通过反挤压工艺制造出高强度,高模量的铝基复合材料管材。

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13、
14、

Study on the shrinkage deformation of thin composite laminates during curing process ductile damage analysis for fracture in sheet metal forming based on GTN mesoscopic damage model

复合材料薄板的成型固化收缩变形研究基于GTN细观损伤模型的板料成形过程损伤分析

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15、

HDO divides the integrated optimization of composite wing structures into two sub-problems that are easy to be solved: upper level optimization and lower level optimization.

它将复合材料翼面结构综合优化设计问题分解成两个易于求解的子问题:顶层优化设计和底层优化设计。

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16、

Economical and environmental benefits of application of composite structure system

叠合结构体系应用的经济和环境效益

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17、

The results of mechanical tests showed that this composite has good mechanical behavior and great potentialities.

力学试验表明,该材料具有良好的力学性能,是一种极有发展潜力的复合材料.

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18、

An analytical solution for one dimensional diffusion of VOCs through composite liners was presented.

本文建立了有机挥发性化合物在复合衬里中的一维扩散模型,并得到了解析解.

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19、

In this paper an analytical model for bi-stable composite shell structures with piezoelectric layers is proposed.

本文建立了含压电层双稳态复合材料层合壳的力学模型,给出了表征结构延展和折迭过程能量的数学表达式.

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20、

Investigation on Toughening Mechanism of PP Composite Filled with New Type Alkaline Earth Salt Filler

新型填料-碱土金属盐填充聚丙烯复合材料的增韧机理探讨

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