二次场 meaning in English
secondary field
Examples
- In addition , the paper deals with the instrumental working principle for carrying out this acquisition method and some technological problems which are likely to occur in the process of measurement
该方式的主要特点在于一次测量操作可同时获取极化二次场随时间衰减和随深度变化的信息，同时还讨论实现该采集方式的仪器工作原理和信号测量过程中的一些技术问题。 - Conductivity reconstruction , one kind of electromagnetic measurement , reconstructs conductive property distribution of the biological tissue exposed to electromagnetic fields by measuring the fields around it . this thesis presents the application of improved genetic algorithm to reconstruct the conductivity distribution of stratified biological tissue by measuring the change of impedance in the coil
本文主要研究在载流线圈作用下，通过测量生物组织产生的二次场对线圈阻抗的改变，应用改进的遗传算法重构分层生物组织各层电导率和厚度的方法。 - The second chapter is about model experiment study , it introduces purpose , scheme , equipment and experiment contents having copperplate and copper ball as object by comparability rule experimenting plenty of physical models , deals with experiment data and makes second field attenuation voltage curves first field isoline both single aperture and mutli - aperture in different situation . in the end , it obtains best depth of multi - aperture source
利用相似性准则进行大量的物理模拟实验，实验观测中以铜板和铜球作为目标体，详细介绍了模拟实验研究的目的、方案、使用设备以及实验内容，并对实验数据进行了处理分析，作出了不同模拟条件下单、多孔径的二次场衰减电压曲线和一次场等值线图，找出多孔径作发射源的探测最佳深度。