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- An interpolation algorithm for Non Uniform Rational B-Spline (NURBS) curve to control redundancy error was proposed. 摘要提出了一种能有效控制冗余误差的非均匀有理B样条曲线插补算法。
- A method is proposed to approximate arbitrary curves by spline functions with parameter of non uniform path distance. 提出用非均匀自然路径距离参数的三次样条函数近似表示任意曲线。
- non uniform rational B-spline surface 非均匀有理B样条曲面
- Polyester fibers have a smooth, uniform surface with no striations and are circular in cross section. 聚酯纤维表面均匀光滑,无条纹,横截面呈圆形。
- The mapping is the same in all the vases so that each vase model can go with 10 different textures and with different stretching (non uniform scale). 但是所有瓶子的制作过程是一样的,每个瓶子模型配合10种不同的纹理,然后进行不等比缩放。
- To solve this problem, the retrieval technique using uniform surface from disk or tape based on commercial DBMS is discussed and a solution is presented. 针对这个问题 ,本文对基于商用数据库技术的磁盘磁带数据的统一检索界面技术进行了探讨和研究 ,提出了统一检索界面的解决方案并在一定条件下 ,实现部分关键技术
- Light frequent topdressing applications will promote a firm, uniform surface and minimize thatch accumulation with proper fertilization and irrigation scheduling. 少量多次施加追肥有利于形成平整统一的表面,适宜的施肥和有计划的灌溉有利于减少枯草层。
- The cross correlation analysis techniques on time domain to analysis the stimulated light curves of uniform and non uniform corona model and compares the stimulated results with the temporal property of Cygnus X 1 are employed. 利用时间域上的交叉相关分析技术对模型的模拟光变曲线进行时间分析 ;并与 Cyg X-1的观测分析结果进行比较 .
- In the algorithm,non uniform meshes and three kinds of ABCs are adopted to reduce the order of the final sparse matrix equation,and compressed storage and fast iterative solver are applied to solve the sparse matrix equation. 在结构离散化过程中采用了非均匀网格剖分并且在网格截断边界上联合采用了三种吸收边界条件 ;以最大限度地压缩形成的稀疏矩阵的阶数 .;对稀疏矩阵方程采用压缩存储技术和快速迭代解法;以有效地减少所需内存和计算时间
- The more sophisticated nonlinear model of flight dynamics,which include non uniform inflow model,nonlinear aerodynamics of fuselage,rotor flap motion and forces coupling with the motion of helicopter body,is considered in inverse simulation. 逆仿真中采用了较为复杂的非线性飞行动力学模型 ;包括非均匀入流、机身非线性气动力以及包含机身运动耦合的旋翼挥舞运动与作用力模型 .
- Saver can get very uniformity surface of goods by very fine atomization. 喷射出的涂料非常均匀,使涂装表面更加完美。
- The plastic process analyses on uniform and non uniform cylindrical upsetting were made in detail on the basis of the principle of generalized variational inequality with friction. 基于摩擦约束广义变分不等式原理,对圆柱体均匀镦粗和圆柱体非均匀镦粗等金属成形工艺问题进行详细的塑性加工工步分析。
- Aluminum products with shing uniform surface was prepared by electrochemical graining process, including alkaline cleaning, 1% NaOH etching, electrochemical roughing in HCl, NaOH treating and anodizing in 5% H2SO4 etc. 摘要研究了铝材无挂灰电化学砂化处理工艺。以盐酸作为电解液的主成分,控制合适的电流密度和电解时间等工艺参数,通过6步处理,得到砂化均匀、粗糙度适中及光亮的砂面。
- In lab experiments with glass slides, Parker found that this arrangement of regions is about twice as efficient as a smooth, uniform surface, regardless of whether it is hydrophilic or hydrophobic. 在实验室中用载玻片实验时,帕克发现,不论是亲水性或疏水性,这种区域配置方式的效率比光滑均匀的亲水性或疏水性表面高出一倍。
- The excellent advantages obtained by tech nique reno-vation such as heat efficiency improvement,uniform surface t emperature,longer utilization life,and lower pol lution emis-sion are evalu ated. 蓄热式改造后的装置具有热效率高,表面温度分布均匀,使用寿命延长,污染物排放浓度降低等特点。
- NURBS Non Uniform Relational B Splines 非统一相关B样条
- NUMA Non Uniform Memory Architecture 非均衡存储器体系结构
- Parameters, based on the NGLDM, such as fineness, coarseness, entropy, second moment, and non uniformity parameter were introduced to describe the texture of froth. 引入了基于该矩阵的细度参数、粗度参数、二阶距参数、熵参数及不均匀性等特征参数来描述泡沫的结构 .
- uncertainty of the uniform surface 均一表面不确定性
- longitudinally non uniform dielectric 纵向不均匀介质