常見例句雙語例句A method of producing homogeneous magnetic field by three coaxial coils(TCC) with unequal diameters is proposed.給出用平行共軸不等大等電流的三個圓線圈形成勻強磁場的方法。By using a concise method, the charge distribution on the surface of a thick spherical conducting shell revolving in a homogeneous magnetic field is obtained.用簡單方法求出了在均勻磁場中旋轉的導體厚球殼上電荷的分布，證明了在磁場中轉動的導體表面電荷分布無普遍公式。Homogeneous magnetic field is necessary in NMR magnet. In general shimming magnetic field is by experience. So it's difficult to shim . It depends on experiences frequently.針對核磁共振永磁體的磁場傳統(tǒng)勻場方法難度大，經(jīng)驗依賴程度高的情況，提出了人工神經(jīng)網(wǎng)絡應用于磁場勻場的手段。 返回 homogeneous magnetic field