对于CDFT的设置存在疑惑，请老师帮忙看看是否正确

[liqiuyua]

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开发者老师，您好。在使用CDFT的设置sc.json上，我对给的样例上的一些参数设置还存在一些问题，想来咨询一下您➡️ 背景：我有两个铁，我打算将其方向固定在Y轴，磁矩希望能在-4左右；还有一个Y（可以理解为非磁性材料），我对他的磁性信息不感兴趣，无所谓他在哪里。

1. 即使我对Y（非磁性）的磁矩信息不感兴趣，我是否也要设置（把constrain都设置为0）；还是我并不需要设置Y？
2. 如果不对其限制，但是还是要对其设置，那下图我所设置的是否正确？➡️关于两个元素之间的衔接？以及itype 和index的设置，我是否正确？

Have you read FAQ on the online manual http://abacus.deepmodeling.com/en/latest/community/faq.html

• [X] Yes, I have read the FAQ part on online manual.

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