double precision
英 [ˌdʌbl prɪˈsɪʒn]
美 [ˌdʌbl prɪˈsɪʒn]
n. 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)
牛津词典
noun
- 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
双语例句
- 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。 - 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。 - 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； - 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。 - 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。 - 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。 - 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。 - 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。 - 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。 - 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。