It is found that, on the prerequisite of satisfying the alloy compositions, to increase Fe content as much as possible can improve the machining property of the alloy.
在保证合金成分要求的前提下，应尽可能地提高铁元素的含量，以提高合金的加工性能。
A new type of magnetic abrasive is introduced and its machining property has been studied through experiments from which the optimal proportion of the abrasive mixture has been obtained.
介绍了一种新型的磁性磨料，并对该磨料的加工性能进行了实验研究，得到了该磨料的最佳配比。
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