查询词典 arithmetic computer

In software,we adopt the Goertzel arithmetic to realize FFT,cooperates with other software models such as electric parameter arithmetic model and keyboard program model in realizing all of the design functions.

谐波污染会导致电网损耗的增加，降低用电设备的效率和性能，引起设备的过载，威胁用电安全；无功功率会引起线损和变压器损耗，降低发电机的有功输出，破坏电网供电的稳定。

Vector equations is one of non-linearity equations, and we can solve it by inherit arithmetic or homotopy arithmetic.

矢量方程组属于非线性方程组，可以采用遗传算法或同伦算法进行求解。

On the side of optimizing reactive compensation, a new concept of power-impedance quadrature and a new method of determining the points of reactive compensation according to power-impedance quadratures are presented. Combined with the bus voltage-reactive sensitive coefficients and the linear arithmetic of reactive optimization, the arithmetic and model of distribution network reactive optimization are achieved.

在无功补偿的优化配置方面，提出了功率阻抗矩的新概念以及按等功率阻抗距确定无功补偿点位置的新方法，并结合节点的电压无功灵敏度系数以及无功优化的线性化方法，实现了配网无功优化的算法和模型，算例表明了方法的有效性。

After emulational operation, we can conclude that the precision of arithmetic Based on Comparing the Frame's Spectrums is higher than other refocusing arithmetic and have the advantages of good ability to resist noise, good robust, small calculation.

经过几组图像的仿真运算，结果表明，基于图像频谱的时域比较的调焦算法精度高于现有的常用调焦算法，且具有抗噪声能力强，鲁棒性好，计算量小等优点。

From the point of 3D scene imaging, comparing to the primary arithmetic, the result obtained from the improved arithmetic can preserve higher similarity with original models and has better display quality.

从三维成像效果上看，与普通二次型度量简化方法相比，改进算法得到的结果在外观显示上与原始模型能保持更高的相似性，有较好的显示质量。

Conventional video compression algorithms have higher compressibility, but the output code stream still needs recoding. A selfadapting arithmetic encoder was required in practical application to produce a final code stream, which can eliminate redundancy in binary code stream to obtain higher encode efficiency. QM arithmetic encoder is a high efficiency encoder designed for the simplicity and speed.

传统的图像压缩算法有较高的压缩码率，但生成的码流仍需要再次编码，实际使用中需要通过一个自适应的算术编码器才能生成最终的码流，以消除二进制码流中的冗余，得到更高的编码效率。

The global arithmetic and rotationally periodic arithmetic with high efficiency are all implemented in the programs.

在软件中分别实现了整体算法和高效的旋转周期算法。

The first generation of computer was characterized by the most prominent feature of the ENIAC-vacuum tubes.Through 1950,several other notable computers were built,each contributing significant advancement,such as binary arithmetic,random access,and the concept of stored programs.These computer concepts are common in today's computers.

第一代计算机ENIAC以真空管为显著标志，到1950年又制造出了另外几台著名的计算机，而且每一台都取得了很大的进展，如像二进制运算、随机存取和存储程序的概念，这些概念在当今的计算机中仍是普遍使用的。

According to actual condition, a model of wall thickness of rotary kiln is established. The constant coefficients in the model, including thermal conductivity, heat transfer coefficient, Fourier coefficient and contact resistance, are closely calculated. A formula of contact resistance is draw from a great deal of data of surface and inner temperature of rotary kiln. The wall thickness of rotary kiln is simulated by MATLAB. The simulation result is transmitted from MATLAB to DELPHI through a group of interface functions compiled by VC++. The basic graphs-circle and line are analyzed by the means of the technique of Visualization in Scientific Computing and the Bresenham arithmetic, and are realized the visualization of the wall thickness. The contents of communication between master computer and slaver computer are designed and the error control technique, the idea of multi-thread and the embedded assembly language are applied to realize the temperature data transmission and graph transmission, which largely improved the speed of transmission and the reliability and stability of system.

建立了符合现场实际的回转窑壁厚数学模型；结合现场采用红外测温仪测量所得的温度数据和回转窑的实际结构数据，确定出适合该模型的定常系数(包括导热系数、换热系数、傅立叶系数、接触热阻等)，并得出与回转窑工况的相近的接触热阻公式ln=T~(0.5154)-36.7868；利用MATLAB软件仿真出回转窑壁厚，并将运算结果通过在VC++的编译环境下编译出MATLAB和DELPHI的接口函数传输到该监测系统中，实现了温度数据的转换和交换；运用科学计算可视化技术和Bresenham扫描转换算法对基本图形——圆和直线进行分析，从而实现了仿真后的壁厚数据可视化；在研究异步串行通信方式的基础上，设计了该系统上下位机功能和通信内容，并运用差错控制技术、多线程思想以及嵌入式汇编语言实现了温度数据和图形数据在上下位机之间的远程传输，提高了数据传输的速率和系统的可靠性、稳定性。

The antiquited mathematics has depended on paper and the pen arithmetic , the computer has become the new implement now, mathematics theorem certificate and the like strenuous mental work, already may come to be completed from the computer or part be completed.

古老的数学靠纸和笔运算，现在计算机成了新的工具，数学定理证明之类的繁重脑力劳动，已可能由计算机来完成或部分完成。

Don not attempt to do something which you can not to do.

不要企图做那些办不到的事情。

The expression of CTGF and TNF-αweredetected by immunochemistry and the number of Clara Cells was calculated.

光镜下观察肺组织的病理变化，采用免疫组化染色观察肺组织中结缔组织生长因子和肿瘤坏死因子-α的表达和Clara细胞的数量。