查询词典 circle method

Taking advantage of grid generation method, three -dimension grid of double circle blade channel and nozzle is generated.

运用网格生成技术的代数方法生成三维双圆弧叶栅通道和三维喷管物理网格。

Making use of structural characteristics of the Lower Latitude Meridian Circle and the error theory of this instrument, we have developed a method used to measure directly instantaneous atmospheric refraction, and moreover built a local observational astronomical refraction model toward the east, south, west and north of Yunnan observatory that is classified according to the star's spectral type.

阐述了云南天文台探讨出的利用低纬子午环的观测原理，在不同方向和不同天顶距直接测定瞬时大气折射值的一套方法，并给出了用实测数据在东、南、西、北4个方向建立的按恒星光谱型分类的大气折射实测模型。

Since there are some disadvantages, such as magnitudes, reference systems and difficulties in observing an asteroid during its motion in its whole orbit, etc., when the asteroid is observed simply by means of the meridian or photograph methods, a new method for observing asteroids with a lower latitude meridian circle and a CCD measuring device is proposed according to the conditions of the geographic latitude of the Yunnan Observatory which can be used to observe the whole orbit of an asteroid.

考虑到单纯用子午方法或照相方法对小行星进行观测存在着因星等、定标星系统，以及难于在小行星运行全轨道上进行观测等方面的不利因素，在本文中，根据云南天文台能观测小行星全轨道的地理纬度条件，提出利用低纬子午环与CCD测量装置相配合，并利用低纬子午环直接提供的定标星，在一个统一的基本仪器系统中，通过对小行星在全轨道上均匀分布的观测，获得高精度的小行星观测资料，以便得到更准确的星表零点改正。

On the special structure of the Lower Latitude Meridian Circle and the practice of determining astronomical refraction in Yunnan observatory,a new method for improving the correction accuracy of the atmo- spheric refraction delay is proposed:the determined data of the astronomical atmospheric refraction values with different azimuths are utilized to find the refractivity and the param- eters of mapping functions for modeling the atmospheric refraction delay correction,which changes with the observing stations and azimuths.

根据云南天文台低纬子午环的特殊结构，和测定大气折射的实践，提出了提高折射延迟改正精度的新方法，即：利用各观测站不同方位从天顶附近直到低地平高度角的天文大气折射实测数据，求解得到折射率差和映射函数的参数，从而建立随测站和随方位而异的大气折射延迟改正模型。

To test this method, experiments are carried out and show that a large amount of runtime is saved while keeping the same satisfied results and the circle in DPT is shortened efficiently.

通过实验表明，在保证版图校正精确度的同时，大量的运行时间得到了节省，有效地缩短校正周期。

But according this method, if variables are very many, it will be difficult to solve the equation using the current method. In this paper, it provides a simple method by discussing the structure of solution based on the theory of free abelian group.

本文利用矩阵和自由阿贝尔群的理论，对一次不定方程的解的结构进行了讨论，并利用其结论给出了一种简单解法。

By using the principle of least absolute deviation method , we will give a new priority method—least logarithm absolute deviation method.

利用最小一乘法原理，在层次分析中提出了一种新的排序方法——对数最小一乘法，并将其转化成线性规划问题求解，证明了对数最小一乘法的一些性质。

And through the summary analysis, has drawn following conclusion:①uses the biggest strength training method (80%～100% biggest strength) adding the quickest speed training method; the load combination method to make the acclivity to lie pushes the barbell training to have the very good effect to the upper limb shot fast strength development.

并通过总结分析，得出以下结论：①用"最大力量训练(80％～100％最大力量)+最快速度训练法"负荷组合方法做上斜卧推杠铃训练对推铅球上肢快速力量的发展有很好的效果。

Predecessor regarding this domain research relative weaker, but in view of the fact that this domain affected area is broad, myself ability and the energy are also limited, therefore this article only take plays to the shot result the vital role upper limb fast strength as a breakthrough point, S elects the acclivity barbell to lie pushes is the training method, through uses the different load combination to three experimental groups to carry on separately two month-long trainings, obtains by the time when uses the acclivity lies pushes the barbell training method training the best training load method combination.

前人对此领域的研究相对较为薄弱，但鉴于此领域涉及面较广，本人能力及精力有限，所以本文只以对铅球成绩起重要作用的上肢快速力量为切入点，选用上斜杠铃卧推为训练手段，通过对三个实验组分别采用不同的负荷组合进行为期两个月的训练，以期得出在用上斜卧推杠铃训练手段训练时最佳的训练负荷方法组合。

Therefore,the application of space-time adaptive optimization method to active acoustic homing torpedo is studied, and the conventional method is improved by restraining the side lobe reverbereration and main lobe reverberation with self Doppler null method.

在此基础上研究了空时最优处理方法在主动声自导鱼雷中的应用，通过压低旁瓣减少旁瓣区混响和自身多普勒零陷抑制主瓣混响等措施对传统方法进行了改进。

Dixie itself is a nickname for the American South.

Dixie 本身是美国南部的别称。

I think John Terry epitomises that and a big reaction is what we will be looking for.

而我认为特里就是这样一个典型，他正是我们期望看到的那个领秀。