The degree of randomness B of all the copolyesters reached to 1, which indicated the copolyesters were random copolymers.
对共聚物进行核磁共振测试来表征其序列结构,发现1H-NMR和13C-NMR所测试的结论一致,所得共聚酯无规度值均接近1,表明所得共聚酯均接近无规共聚物。
Micro line blocks velocity planning based on bidirectional scan algorithm
基于双向扫描算法的小线段速度规划
The marking software can do full-scale velocity planning,jumping path optimization and fine interpolation at real-time under the DDA period of 20μs.
分析了加速度和空行程对激光打标机性能的影响,提出了一种基于流水线架构的高性能激光打标机软件体系结构,它以20μs的精细插补周期进行实时插补,并通过全局速度规划、空行程优化等方法在确保标刻质量的前提下显著提高了标刻速度。
Velocity planning for curved path interpolation in high CNC machining should be bounded by both dynamic properties of the machine tool and the geometrical properties of the curved path.
参数曲线高速数控插补时,进给速度规划需要综合考虑机床动力学特性和曲线几何特征的限制。
A wave function for laser dressed atom is derived as a perturbative solution of the timedependent Schrdinger equation in the velocity gauge.
作为含时薛定谔方程的微扰近似解,在速度规范下给出了激光场中缀饰原子的一个波函数。
Micro line blocks velocity planning based on bidirectional scan algorithm
基于双向扫描算法的小线段速度规划
Design and Implementation of Velocity Planning Algorithm for High Speed Machining
高速加工中速度规划算法的研究与实现
Reserch on Adaptive Federate Interpolation Method and Look-Ahead Motion Planning Based on NURBS Curve
NURBS曲线自适应插补与前瞻速度规划方法研究
A New Algorithm of Complex Curve Spline Interpolation
复杂轮廓曲线的样条插补与速度规划方法
A blended feedrate planning algorithm for continuous tool path
连续加工路径的进给速度规划算法研究
Robot Soccer Obstacle Avoidance Path Plan Based on Velocity Vector for Dynamic Environment
基于速度矢量的机器人动态避障规划
Plans for co-operative transformation should specify different rates of development for different areas.
合作化的规划，要分别不同地区规定发展的速度。
The Optimized Model of the Medium and Long-term Growth Rate for the National Economy Plan;
国民经济规划中长期增长速度的优化模型
Obstacle Avoidance Path Plan Based on Velocity Vector for Dynamic Environment
新立体视觉模型下基于速度矢量避障规划
Dynamic Collision-avoidance Planning of Mobile Robot Based on Velocity Change Space
基于速度变化空间的移动机器人动态避碰规划
Path planning of sheet metal parts considering acceleration limits based on genetic algorithm
加速度约束下薄板的路径规划的遗传算法研究
Motion Planning And Adaptive Federate Interpolation Based on NUBRS Curve
NURBS曲线插补的运动规划与自适应速度插补
The Importance of Suburban Railway Planning in Large and Medium-sized Chinese Cities
从我国大中城市规模的发展速度看市郊轨道交通规划的重要性
Research on Constant Scallop-height Tool-path Planning Method in High Speed Milling;
高速铣削加工中等残留高度刀具轨迹规划方法研究
Kinematic Replaning of a Hybrid-driven Machine Taking Speed Fluctuation into Account;
混合驱动机械系统在考虑速度波动情况下的运动重新规划
A Bi-level Programming Model for the Optimal Velocity Problems Under Environmental Objective;
环境因素下确定最优行驶速度的双层规划模型(英文)
Rapid product design system for thermometer appearance based on module planning
基于模块规划的工业温度计产品快速定制设计系统
Dynamic Economic Dispatch Considering Wind Power Penetration Based on Wind Speed Forecasting and Stochastic Programming
基于风速预测和随机规划的含风电场电力系统动态经济调度