1
00:00:00,000 --> 00:00:04,000
旋转这款，先让转轴、磁铁和阵列中心对齐。

2
00:00:04,000 --> 00:00:08,000
再固定磁铁高度，保持气隙。

3
00:00:08,000 --> 00:00:12,000
转轴带着径向充磁磁铁转动，PCB 保持不动。

4
00:00:12,000 --> 00:00:16,000
装好后先看三路信号，再做一圈校准。