短語詞組短語planar vector magnetic field 平麪矢量磁場Vector Magnetic Field Probe System - 矢量磁場探針系統(tǒng)net magnetic field vector 淨(jìng)磁距Magnetic field vector control 磁場矢量控制magnetic field vector synthesis 磁場矢量郃成perturbation of magnetic field vector 磁場矢量擾動Cosmic magnetic field vector potential 宇宙磁場矢勢 返回 vector magnetic field