The single core armored cable in the list are only suitable for use for DC circuit. If used for AC circuit, non-magnetic material or armored by reducing magnetic loss structure must be used.

表中单芯铠装电缆仅适用于直流线路，如用于交流则必需采用非磁性材料或减少磁损耗结构的铠装。

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The methods to measure the magnetic properties of weak-magnetic material and non-magnetic material, and their application, as well as the MB-2T magnetic balance developed by ourselves are presented.

本文分析介绍了几种无磁、弱磁材料磁性能的测量方法，分析比较了它们的使用范围和测量要点，同时介绍了我们自己研制的MB—2T磁天平。

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To keep leakage flux to be constant, the relation is analyzed between the air gap length and the non-magnetic material thickness with the rare earth magnet thickness under the air gap length variety.

在气隙长度发生变化时，为了保证漏磁大小不变，讨论了气隙与非导磁衬套厚度、磁钢厚度的关系。

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