double precision

noun

1. 双精度，倍精度（以两倍于通常的比特数来表示数值以增加准确性）
   the use of twice the usual number of bits to represent a number, making it more accurate

1. These classes allow the various geometric shapes to be constructed with coordinates of either double or float precision.
   这些类允许各种几何图形建立在双精度或浮点精度的坐标系上。
2. Numbers are all in IEEE double precision format.
   数值全部采用IEEE双精度格式。
3. Floating-point values in Python are always done in double precision; hence, Python float types correspond to doubles in a C-like language.
   在Python中，浮点值始终是按双精度处理的；因此Python的float类型对应于C类语言中的双精度。
4. Double precision automatic interpretive system
   双精度自动翻译系统
5. This paper presents two methods of using double servo accelerometers to make precision model attack angle measurements in wind tunnel testing.
   提出采用双伺服加速度计同轴和垂直系统的两种方法，能够解决风洞模型攻角传感测量中的抗振动干扰问题。
6. Long double is the same precision as double
   长双精度型与双精度型的精度相同
7. New Double Close Loop Controlled High precision NC Machine Tool;
   建立了直流无刷电动机双闭环控制系统。
8. Other enhancements are on-device random number generation and double precision support.
   其他的增强有设备的随机数生成器以及双精度的支持。
9. The availability of some function as either standard or optional features, for example, byte manipulate, floating-point instructions, or double precision.
   作为标准或可选特性的一些功能的可利用性，例如，字节操作、浮点指令、双精度。
10. Research and optimization of parameter design for double air-suction plate wheat precision seed metering device
    双吸盘小麦精密排种器参数设计与优化
11. The paper also bring out using a special structure serial, the concatenate serial, to measure with double precision range, and at the same time realizing high speed SS communication with tamed-SS technology.
    创造性地提出应用特殊结构序列-链接序列进行双精度、双量程测距，并同时应用软扩频技术实现高速率扩频通信。
12. For one thing, base on the analysis of performance of pipeline, implementation of multi-arithmetic pipeline is discussed in this article illustrated by double precision floating-point arithmetic pipeline.
    文章在对流水线性能进行分析的基础上，以双精度浮点运算流水线为例子，阐述了实现多条运算流水机制的方法。
13. Designing Double-precision Calculating System for Simulating In-cylinder Combustion
    内燃机燃烧过程仿真计算的双精度系统设计
14. To Realize Quasi-double Precision Audio Decoder Based on 16 bit Internal Core DSP
    基于16bit内核DSP实现准双精度音频解码
15. In this paper, algorithms and routines about the double precision computation of some standard functions in BASIC language are presented.
    本文给出了BASIC语言中一些常用的标准函数的双精度计算的算法和程序。
16. A register translation level ( RTL) module design method of Data-RAM for double precision float-point digital signal processor is proposed.
    提出了一种双精度浮点数字信号处理器Data-RAM的RTL模型设计方法。
17. A Double Precision Floating-Point Multiplier with Fast Rounding Method
    基于快速舍入的双精度浮点乘法器的设计
18. Testing results show that the parameter properties of double precision programming scheme are basically identical with those of theoretical analysis of infinite precision, and those of single precision programming scheme are basically identical with the results of theoretical analysis in finite precision.
    测试结果表明，双精度编程方案的参数特性与无限精度的理论分析结果基本一致；单精度编程方案的参数特性与有限精度的理论分析结果基本一致。
19. The Necessity of Statistice No.7 Signalling Telephone Traffic of Using Double Precision Registers About DMS
    DMS启用双精度寄存器统计No.7信令话务量的必要性
20. The double precision computation of standard functions in basic language
    BASIC语言中双精度函数的计算
21. All of which indicate that the operating principle and mathematic model of double eccentric two-dimension precision adjustment mechanism are right. Under the condition of some processing and control accuracy, the adjusting error can satisfy the requirement.
    分析研究表明，该双偏心二维精密调整机构的工作原理及数学模型是正确的，在一定加工精度和控制精度的条件下，其调整误差能满足使用的要求；
22. At the same time, idea of this algorithm is also applicable to the sorting of such types of data as double precision number, integer and character string.
    同时，本算法思想还可用于双精度数、整数、字符串等类型数据的排序。
23. Design of 10 Pipeline Stages Multiplier for Double Precision Floating Point Data
    10级流水线双精度浮点乘法器的设计
24. Reference Level Involute Measuring Apparatus and Involute Master Measuring Apparatus make use of double disc precision machinery to generating theory involute and is compared to the actual measured gear tooth profile to get gear tooth profile deviation.
    双盘式渐开线测量装置&基准级渐开线测量仪与渐开线样板测量仪均利用双盘机械展成精密机构来复现理论渐开线轨迹，与实际被测渐开线样板齿廓相比较从而得到渐开线齿廓偏差。
25. The measurement system including wheel drive mechanism; Precision self-centering institutions; Axial symmetrical double head institutions and precision spindle.
    系统本体包括轮式驱动机构；精密自动定心机构；轴向对称双传感器扫描机构以及精密主轴。
26. Dynamic sub-swarms strategy and double precision gauss disturbances strategy make particles searching the problem space comprehensively and breaking away from the local extreme. Thus the algorithm performance in local searching is improved while keeping the convergence ability of traditional PSO.
    提出了动态子群和双精度高斯位置扰动策略，使得粒子群能够较均匀地在问题空间搜索，避免陷入局部极值，在保持传统PSO算法快速收敛的同时，加强了算法局部搜索能力。
27. A double precision rolling windows strategy for online path planning is proposed. Local elaborate path and global cursory path are planned respectively in different window with different information granularity. Two windows roll on different frequency with different mode.
    针对在线航迹规划的特殊性，提出异步双精度滚动窗口策略，分别在两个信息粒度不同的窗口内进行局部精细航迹规划和全局粗略航迹规划，并按照不同方式采用不同频率推进窗口。