Objective To explore an important limitation of maximal slope method and its solutions with a model of ct perfusion.
目的用CT灌注模型研究传统最犬斜率方法的缺陷,并探讨其修正途径。
The measurement in situ shows that the transverse wind velocity sensing is feasible by using the correlation slope method.
现场测量证明,利用相关斜率法遥感横向风速是可行的。
The application scope of inverse slope method is expanded to interpretate resistivity sounding curves measured with a Schlumberger array.
本文将反斜率法推广应用于解释施伦贝尔热装置测得的电测深曲线,算法简便。
Objective: to analyse the accuracy of maximum-slope method in the condition of low injection rate and to find out an efficient way to improve its accuracy.
目的:分析低流率注射条件下最大斜率法测量的准确性,寻找提高其准确性的改良方法。
White functions on the basis of equal-slope method are established, and value range of pollutants in white function is expanded with full use of information.
该法以等斜率方式构造白化函数,拓展了白化函数中污染物浓度的取值范围,有较高的信息利用率。
Conclusion When slope method is used in hepatic perfusion imaging, the dose of contrast agent and injection rate have some influence on hepatic perfusion parameters.
结论用斜率法进行肝脏灌注成像时,造影剂量和注射流率对灌注参数有所影响。
Different from moire fringes processing methods in traditional measurement fields, two new methods were advanced to get moire fringes width, fit-slope method and distance-mean method.
与叠栅条纹在传统测量领域中的处理方法不同,提出了求叠栅条纹宽度的两种方法:拟合斜率法和距离平均法。
The A356 aluminum alloy semi-solid slurry by damper cooling tube method was prepared under different pouring temperature conditions, and was compared with ones by cooling slope method.
介绍了阻尼冷却管法制备a 356铝合金半固态浆料工艺的试验装置及其工艺流程,在不同浇注温度下进行了系列试验,并与冷却斜槽法进行了对比分析。
Based on MODIS NDVI, this paper studied the variation trend of vegetation index in the years of 2000 to 2004 in Ningxia area using quantitative remote sensing technique and slope method.
采用定量遥感技术及斜率法,以全球植被指数MODISNDVI数据作为数据源,对宁夏地区2000—2004年期间的植被指数变化幅度及变化趋势进行了研究。
This achievement can be used for guiding practices directly, and make some progress in the basic theory of the slope project and method research.
本文的成果可以直接用于指导生产实践,并在边坡工程的基础理论与方法研究方面取得一些进展。
It demonstrates the practicability of particle swarm optimization method in slope engineering.
论证了粒子群优化算法在边坡工程中的实用性。
As to this method, some researches about the slope stability evaluation by neural networks method and its optimizing means were done by this thesis.
针对该课题,本文对边坡稳定性评价的神经网络方法及神经网络的遗传优化进行了探讨和研究。
It is obviously critical in this method to calculate the slope carefully to prevent slides.
很明显,在使用这种方法时,仔细计算坡度防止滑坡是非常重要的。
Slice method and finite element method are principal methods of soil slope stability analysis.
条分法和有限元法是土质边坡稳定分析的主要方法。
Research conclusions: Engineering practice shows the method of determining bridge foundation on high-steep slope in this paper is convenient and applicable.
研究结论:工程实践表明,用本文方法来确定高陡边坡桥基位置是方便的、适用的。
Aim at current existent problems and defects in visual approach slope indicator, a new Precision approach Path instruction method has studied.
针对现有目视进近下滑坡度指示系统存在的问题和缺陷,研究了一种新型精密进近航道指示方法。
This paper described a three-dimensional limit equilibrium method for slope stability analysis.
提出了一种边坡稳定分析的三维极限平衡法。
A test calculation of the stope slope in Shenfu Dongsheng and Jungar coal fields by using this method gives a more safety reserve of the slope .
本方法经神府-东胜及准格尔煤田采场斜坡验算,得知两煤田采场斜坡还有较大的安全储备。
In this paper, a new method to determine sliding surface in terms fo the slope of the displacement curve is suggested.
在本文,笔者根据位移斜率提出了一种确定滑坡滑动面的新方法。
As to this method, some researches about the slope stability evaluation by optimizing means were done by this thesis.
针对该课题,本文对基于遗传算法的岩质边坡稳定性评价进行了探讨和研究。
So, the research and application of the technology of protecting slope by vegetation and the method of designing landscape need be enhanced interiorly.
所以,有必要加强植被护坡技术及其景观设计在国内的系统研究与应用。
Though it is derived from the method of forces, it is also suitable for the slope and deflections method and that of moment distribution for solving statically indeterminate structure.
这个方法虽然是由力法推导出来的,但也适用于用位移法、力矩分配法等求解超静定结构时的情况。
The method of equivalency slope circularity approaching was presented for this.
本文提出了一种用等斜率圆弧逼近复杂曲线的加工方法。
Therefore, this paper start work form opening out the stress state and the method of rock slope degree on expressway.
为此,本文从揭示公路岩石边坡中的应力状态出发,结合公路岩石边坡坡度确定方法的研究。
In slope project, the traditional evaluating method is factor of safety method.
在边坡工程中,传统的评价方法是安全系数法。
The experiment provides a new and credible method for evaluating slope stability.
试验为区域斜坡稳定性评价提供了一种新的、可靠的方法。
This paper set up limit equation of reliability analysis for factor of safety method in the stability analysis method of slope.
本文针对土坡稳定分析方法中的安全系数法建立了可靠度分析的极限方程。
These achievements deepen evaluation method research of slope stability.
这些成果深化了边坡稳定性评价方法的研究。
These achievements deepen evaluation method research of slope stability.
这些成果深化了边坡稳定性评价方法的研究。
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