查询词典 square number

The number of desired signals is detected by using singular value decomposition. And the array input is transformed into the signal subspace. Orthogonality is derived for the weight vectors in multiple beamforming on this subspace. According to which, an orthogonal constant modulus algorithm is proposed by introducing the orthonormalization procedure into the static least square constant modulus algorithm.

利用奇异值分解确定了用户信号的个数，并把天线阵接收的数据矩阵映射到信号子空间上，进而在该空间中讨论波束形成问题并导出了多用户波束形成的必要条件，依据此条件将正交化过程引入最小二乘恒模算法并提出了正交化恒模算法。

The company has office buildings, plant more than 4000 square meters, perfect management system, a large number of excellent technical quality of engineering and technical personnel, management personnel, a total of more than 200 employees, advanced machining equipment 50 Units / sets.

公司拥有办公大楼、厂房4000多平方米，完善的管理体系，造就一批技术素质过硬的工程技术人员、管理人员、员工共200多人，先进的机加工设备50台/套。

Five years, our efforts to implement greening and beautifying, highlighted works by 30 new large green square and a large number of pleasance leisure spots for urban landscape.

五年中，我市大力实施绿化、美化、亮化工程，新建了30个大型绿化休闲广场及一大批游园景点，使城市面貌焕然一新。

Floor of entire county total ground accumulates 4885 square kilometer, climate characteristic is spring dry sand blown by wind is much, the summer is short rainfall is little, year average air temperature 2.5 ℃, fall 350mm is controlled, frost-free period is controlled 110 days, it is typical dry farming county, long-term since, because the ploughshare type of follow tradition plows cultivation, a large number of the earth's surface are completely bare, monsoon comes, soil land of medium fine sanded face is reached organic blow character, cause edaphic sand to change, fertility drops, raise of sand and dust, year answer a year, change dene serious with each passing day, cause aggravation of zoology environment year after year, the agriculture that also decided place produces a condition, groundwater source is not worth badly, 10 years of 9 drought, extensive cultivation, crop yield is low and flabby.

全县总土地面积4885平方公里，气候特色为春季干燥风沙多，夏季短促降雨少，年平均气温2.5℃，降水量350mm左右，无霜期110天左右，是典型的旱作农业县，长期以来，由于沿袭传统的铧式犁耕作，大量地表完全裸露，季风来临，将土壤中的细沙面土及有机质刮走，造成土壤沙化、肥力下降，沙尘扬起，年复一年，沙化日趋严重，造成生态环境逐年恶化，也决定了当地的农业生产条件，地下水源严重不足，十年九旱，广种薄收，作物产量低而不稳。

You will build a VI that returns the square root of a positive input number.

你需要创建一个VI并返回一个输入数-正数的平方根。

The company is located in Sichuan Province in the county on the 9th Yingbin Road, covers an area of 86 mu, building area of 97,193 square meters, with more than 50 million yuan in fixed assets, employees 412 people (including 10 master's, the specialist Health 98, to practise medicine Division 15 people, all kinds of professional and technical personnel accounting for 50 percent of the total number of staff), 2004 to achieve annual sales income over 8,000 yuan.

公司坐落在四川省中江县迎宾路9号，占地面积86亩，建筑面积97193平方米，拥有固定资产5000多万元，员工412人（其中硕士10人，本专科生98人，执业药师15人，各种专业技术人员占员工总数的50%），2004年实现年销售总收入8000多万元。

In addition, the two-photon absorption cross section σ non-linearly increased with a ratio of 1∶2.8∶3.7, which is near to the ratio of the square of branching number n2 (1∶2.25∶4), indicating a remarkable cooperative enhancement of σ in the multi-branched pyrazine derivatives.

另外， 从双支到四支结构，双光子吸收截面σ按照1∶2.8∶3.7的比例增加，接近于支链数目的平方之比(1∶2.25∶4)，表明多支结构的双光子吸收存在显著的增强效应，其中四支结构的σ值为1007 GM。

Has been put into operation a number of first-class fully automated plate production lines with an annual output of various types of high-quality quartz stone plate more than 50 million square meters.

公司已投产多条一流的全自动板材生产线，年产各类优质石英石板材五十余万平方米。

The company has more than 9000 square meters workshop, more than the existing number of 360, production equipment has, industrial sewing machines 157 sets up high-speed sewing machine 40, high-speed triangle zigzag sewing machine 40, a four-lane machine, multi-needle quilter, as well as other related types of machines.

公司有9000多平方的标准厂房，现有人数360余名，生产设备有，工业缝纫机157台，高速绑缝机40台，高速三角锁边机40台，四线机、多针绗缝机，以及其他相关配套的各类机器。

The number of data points can be reduced down to only several points by applying a comparison operation with a radius of least square circle to the data set prior to the construction of the farthest Voronoi diagram.

交替运用计算几何中的最远点Voronoi图的性质和统计分析方法中的最小二乘法原理，可使最后参与求解最小外接圆的样本点数减至少量几个，相应算法的运算时间比以往的最优化算法快10倍以上。

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。