语言说明符总的说来并不是该语句的特性（这就是为什么国际化没有将RDF 转换成四元组而是三元组系统的原因）。
The language specifier is not a property of the statement as a whole (which is why internationalization does not turn RDF into a system of quads rather than triples).
对高精度导航系统和大机动场景来说，对偶四元数算法是一个更好的选择。
The new algorithm turns out to be a better choice than the conventional algorithm for high-precision navigation systems and high-maneuver applications.
本文以姿态误差四元数与陀螺漂移误差之间的关系为基础，构建了系统状态方程；
The state equations of the system are established on the basis of the relation between attitude error quaternion and the gyro drift.
本文系统的研究了四元数矩阵分解理论。
In this paper, decomposition of a quaternion matrix is systemically studied.
第四章，根据前文所述建立零件族有限元模型快速变型设计方法的内容，开发了基于事物特性表的零件族有限元模型快速变型设计系统。
In Chapter Four, according to the methods of establishing rapid variant design of part family's FEM model based on SML, mentioned above, it develops the system of this function.
四级模式体系结构以元数据为系统设计基础，使用四级映像技术，使得数据库系统具有更为完善的应用性能。
Because the database system is based on the metadata for designed system and is used four classes image technology, so it possesses the perfect performance.
介绍了采用十字形四元探测器制导系统的技术方案，包括探测系统、伺服系统和信息处理电路。
A scheme for the tactical guidance system of the crossed quaternary detectors, including detective system, servo system and information processing circuit, is introduced.
仿真表明，与传统四元数算法比较，该方法在解算系统姿态的同时，能够较好地平滑噪声的影响。
The simulation results show that compared with the traditional quaternion algorithm, the method can smooth the effect of noise while resolving the system attitude.
本文建立了八元向量代数，它既是一种方阵代数，又作为一个更加完备的运算系统而包含了复数、矢量和四元数。
The eight-vecter algebra is found in the paper, as a kind of square matrix algebra and as more complete operation system containing the complex number vecter algebra and quaternion numbers.
介绍了四元数法的基本原理及其在捷联系统中的用法；
The basic theory and the usage of quaternion are also been introduced.
数十年来，四元数及其解法成功地应用于捷联惯性导航和制导系统中，成为经典的算法。
Quaternion method, which has been successfully applied to the Strapdown Inertial Navigation and Guidance for tens year, is classical.
将几何模型导入到有限元分析系统ANSYS做有限元分析的前处理，构建了以十节点四面体单元为基本单元的有限元计算模型。
Then the solid geometry model is entered into ANSYS to do the pre-treatment of FEA. It is disassembled by ten-noded tetrahedron elements.
在捷联惯导系统中，可以用四元数来表示姿态矩阵，而姿态矩阵的计算是捷联惯导系统的关键问题之一。
Attitude matrix is represented by quaternion and the calculation of attitude matrix is a key in Strapdown INS.
与典型的RBAC的定义不同，将RBAC的核心概念角色定义为包括任务在内的一个四元组，进而提出任务是分析实现RBAC系统的基础。
Being different from the typical definition of RBAC, the core conception role of RBAC was defined as a 4-tuple with tasks. It was pointed out that a task was the basis for analyzing RBAC system.
基于变密度拓扑优化方法和声-结构耦合系统有限元模型，对四角固支箱体模拟的飞机座舱进行了减振降噪分析。
The structural topology optimization method—variable density method is used to optimize the topology of an acoustic_box for interior sound pressure reduction.
采用四元数法描述了刚体姿态系统。
Quaternions are used to describe the attitude of the rigid body system in this paper.
退步控制是一种有效设计级联系统控制律的方法，而基于单位四元数的刚体姿态方程就是一种典型的级联系统。
Backstepping control scheme was an effective way to design control laws of a cascade system. Quaternion-based attitude equations of a rigid body was a typical cascade system.
在缩减双四元数代数系统上定义了分数阶四元数傅立叶变换。
In this paper, we define the fractional quaternion Fourier transform based on reduced biquaternion algebra.
在缩减双四元数代数系统上定义了分数阶四元数傅立叶变换。
In this paper, we define the fractional quaternion Fourier transform based on reduced biquaternion algebra.
应用推荐