时间采样 meaning in Chinese
time-sampling
Examples
- On the basis of this , a set of equations are derived to calculate the signal parameters ( frequency , amplitude , phase and the rate of attenuation )
在此基础上对电力信号的等时间采样值建模，由此获得了上述信号参数(如频率、幅值、相位、衰减速率)的计算方法。 - A high - speed sampling system for echo signal of impulse gpr based on equivalent time sampling method is presented , and significant circuits including step sampling pulse generator and sampling gate circuit are designed
摘要提出了一种基于等效时间采样方法的冲击型探地雷达回波信号高速采样系统，设计实现了等效时间采样的关键电路，包括步进采样脉冲发生器、采样门电路。 - The main achievements are as follows : the theory models of defect mfl field are set up ; based on the magnetic dipole model and finite element model , the distribution of defect mfl field is simulated in the dissertation ; the component of flux density ( magnetic filed ) parallel to the surface of pipe is detected by a circumferential array of hall probes ; the factors including defect geometry parameters , defect surface angle and shape , pipe material , field intensity , vehicle velocity , background magnetization , operating pressure and remanent magnetization and so on influence the mfl signal characteristics
采用霍尔元件作为缺陷漏磁检测传感器，获得管道轴截面漏磁场切向分量的漏磁信号；研究了缺陷外形尺寸、缺陷倾角和形状、管道材质和磁化强度、检测仪移动速度、管道背底磁场、管内压力和剩磁对漏磁信号的影响。提出了各通道增益放大、各路漏磁信号偏离调整、波形微分、数字滤波和平滑等漏磁信号预处理方法；分析了等空间采样的漏磁信号转换为等时间采样信号的必要性，研究了漏磁信号的小波去噪方法。 - This is a heuristic strategy . it can reduce the intersection tests need to be computed between bounding volumes by tracing the traverse process in previous time to gain traverse path in current time . the correctness and validity of collision detection can be guaranteed by maintaining the tracing list
这是一个启发式的策略，通过跟踪国防科学技术大学研究生院学位论文上一时间采样点对包围盒树的遍历过程，确定当前时间采样点的遍历路径，从而有效地减少了遍历过程中包围盒相交测试的次数，提高了算法效率，同时通过对跟踪表的维护，保证了碰撞检测的正确性和有效性。