The impact of trimming currents on the uniformity of field and multipole components is carefully investigated by using the two kinds of magnetic measurements hall sensor and long coil respectively .

在其磁场测量中，使用了点测和积分测量的方法对其各方面特性参数进行了测量，并对积分场的测量结果以及内置 垫补 线圈对均匀场的垫补效果进行了详细的非线性分析。