查询词典 squares

In the following figures , shade the least number of squares to construct figures with reflectional symmetry .

在以下各图中，把作出反射对称图所需最少数目的正方形涂上阴影，并绘画各对称轴。

The squares mark the locations of the signal candidates revisited during the reobservation sessions.

但是这神秘的无线电波已经使全世界的天文学家无比兴奋。

The squares mark the locations of the signal candidates revisited during the reobservation sessions.

此次这一神秘信号的出现，不由得使一些人联想为是外星人对人类问候的回复。

In this paper, the author propose an algorithm, called the least-squares despread respread constant modulus algorithm , combines the information of the spreading signal and the constant modulus property of the transmitted signal in the adaptation of the weight vectors.

本文介绍了利用CDMA信号的恒模特性以及用户已知的扩频码来确定2D Rake接收机的加权系数，使用这样一种综合技术构成的算法称为最小二乘解扩重扩恒模算法。

Software Description: About Reversi, Seize more squares from the game field than your computer adversary.

Reversi 该游戏的目标是从游戏区域获得比你的计算机对手更多的方块。

Principle of least squares,digital image segmentation,digital image treatment and digital image identifying were applied into the research of wood science in this research,the wood cell image of annual ring from annual center to wood edge was analyzed,the modified level set method was applied to segmentate cell image precisely for the first time,the identifying of wood cells and hexagon simulation for wood cells were accomplished with active contour model,which had important potential application value in deepening the research of wood properties to a further step,moreover,had an important significance for improving comprehend on wood micro-properties and enlarging the applicable range of wood.

本研究将最小二乘原理、数字图像分割、数字图像处理、数字图像识别应用于木材科学研究，分析了从年轮中心到木材边缘的年轮的木材细胞图像，应用改进的水平集方法准确分割细胞图像，应用活动轮廓模型完成了对木材细胞的识别，并完成了木材细胞六角形仿真，对木材材性的深入研究等领域中有重要的潜在应用价值，对提高木材对微观性能认识，扩大木材的适用范围，具有重要意义。

China enters landlord economy feudal society, because want to break through rural commune,be --, the "nine squares" system --, manacle to what productivity develops, unite the world to be chance with business Yang political reform of Qin Guo and the Qin Dynasty consequently, in economically useless Jing Tian, open crisscross footpaths between fields, land civilian be able to buying and selling, change seigniorial economy is landlord economy, in political abandon county of county of feudal, buy, change aristocratic politics is bureaucratic politics.

中国进入地主经济封建社会，是由于要突破农村公社———井田制———对生产力发展的束缚，因而以秦国的商鞅变法和秦统一天下为契机，在经济上废井田、开阡陌、土地民得以买卖，变领主经济为地主经济，在政治上废封建、置郡县，变贵族政治为官僚政治。

Singular linear systems; Iterative methods;AOR method; JOR method; Rank deficient least squares problems;Semiconvergence; Optimum parameters; P-cyclic matrix; Consistently ordered matrix; Preconditioning; Matrix pencil; Eigenvalue bounds; Support number

奇异线性方程组；迭代法；AOR 方法；JOR方法；亏秩最小二乘问题；半收敛性；最优参数；P-循环矩阵；相容次序矩阵；预处理；矩阵对；特征界；支撑数

Then a global separable nonlinear least-squares identification method which estimates the time delays and transfer function parameters separably is derived to reduce the possibility of convergence to a local minimum by using the global optimization theory.Furthermore,the GSNLS method is modified to a novel global separable nonl...

为降低收敛于局部最小的可能性，利用全局优化理论，推导了全局可分离的非线性最小二乘辨识方法；为消除强观测噪声所引起的参数估计的偏差，将GSNLS方法调整为一新颖的全局可分离的非线性多新息递推最小二乘辨识方法，仿真实验验证了算法的有效性。

Factory set iron, aluminum casting, die-casting fittings, shatterproof ball products,, Pole lights, road lights, Garden lights, lawn lamp, wall lamp, buried lights, moisture-proof lights, cast ray lights, viewing lights, lantern lights, such as how 10 series, more than 1800 kinds specifications of products are fashionable, practical features, has been widely used in road works Sports venues, squares, stations, terminals, yards and other outdoor lighting.

本厂集铁、铝铸造、压铸配件、不碎球制品、高杆灯、中杆灯、道路灯、庭院灯、草坪灯、壁灯、地埋灯、防潮灯、投光灯、观景灯、灯花灯等10多大系列，1800多种规格，产品具有款式新颖、实用性强的特点，已广泛应用于道路工程，体育场所、广场、车站、码头、庭院等户外照明。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。