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743526039:听说过耐高温工业掩膜吗?丝印上去过炉子固化,再过波峰焊。过完波峰焊撕下来。工序是多两道,但是效率杠杠的。 (2022-12-07 17:22)
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s466787724:但这个测试点距离焊孔距离也就0.3mm左右,治具开孔好开制么 (2022-11-17 11:21)