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- Keywords active shimming;shim coils;magnetic field homogeneity;FID; 有源匀场;匀场线圈;磁场均匀度;FID;
- Adjustment of Magnetic Field Homogeneity of R-24B High Resolutien NMR Spectrometer 日立R-24B高分辨NMR谱仪磁场均匀度的调整
- Keywords MRI;magnet system;permanent magnet;passive shimming;active shimming;shim coils;FEA;magnetic induction intensity;magnetic field homogeneity; 磁共振成像;磁体系统;永磁体;无源匀场;有源匀场;匀场线圈;有限元分析;磁感应强度;磁场均匀度;
- It shows the presence of a magnetic field. 这表明有磁场存在。
- magnetic field homogeneity 磁场均匀性
- Casanova and Perlo have recently increased the homogeneity of the magnetic field generated by the system's permanent magnet to improve its resolution. 卡萨诺瓦及波罗为了改善影像的解析度，最近正在提升磁场的均匀度。
- Can Magnetic Field Drill through a Piece of Iron? 磁场能穿过铁片吗?
- The string is in a magnetic field. 振动弦处于磁场之中。
- The force exerted by a magnetic field. 力由磁场施加的力。
- The lines of force of a magnetic field. 磁力磁场的磁力线
- It was found that heat transfer enhancement was related to electric field homogeneity, electric field intensity and heat flux. 结合试验和电场分布的计算结果，分析了电场均匀性、电场强度、热流密度与沸腾换热效果之间的关系。
- Degree of homogeneity is introduced, thereafter the magnetic field of Helmholtz coil is studied, and the best conditions of this coil is investigated by computer. 引入磁场均匀度的概念，对亥姆霍兹线圈磁场的均匀性进行了定量分析，并通过计算机模拟，得出了同一精度下，形成亥姆霍兹线圈均匀磁场的最佳条件.
- Abstract: Degree of homogeneity is introduced, thereafter the magnetic field of Helmholtz coil is studied, and the best conditions of this coil is investigated by computer. 文摘:引入磁场均匀度的概念，对亥姆霍兹线圈磁场的均匀性进行了定量分析，并通过计算机模拟，得出了同一精度下，形成亥姆霍兹线圈均匀磁场的最佳条件.
- The thesis is devoted to the pole shape optimization in order to improve the homogeneity of the magnetic field in a large imaging volume between the poles. 本文的主要目标是对主磁体上下两极面的极靴进行形状优化，以提高样品区的磁场均匀度，并扩大均匀区范围。
- The class of phenomena exhibited by a magnetic field. 磁性磁场显示的一组现象
- The current in the conductor sets up a magnetic field. 导体里的电流形成一个磁场。
- A third radiation group was unaffected by the magnetic field. 第三组射线不受磁场的影响。
- The magnetic field of the earth creates a torque around the pivot. 地球的磁场在支点周围产生一个转矩。
- We might put the current-carrying wire in a magnetic field. 我们可将载流导线置于磁场中。
