A new type of solder was fabricated by adding microelements into tin-bismuth series solder and then being rapid cooled.
在锡铋系焊料中加入微量元素，通过快速冷却制成新的焊料，并对其组织与性能进行了研究。
A new type of solder was fabricated by adding microelements into tin-bismuth series solder and then being rapid cooled.
在锡铋系焊料中加入微量元素，通过快速冷却制成新的焊料，并对其组织与性能进行了研究。
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