ulticore ERSIN 381 solid flux offers a good compromise between residue reliability and soldering efficacy. It may be classified as RMA according to MIL-F-14256.

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多芯ERSIN 381固体助焊剂在残留物可靠性和焊接效率之间提供了良好的折衷。 根据MIL-F-14256，它可以归类为RMA。