primary short circuited melted bead
... 短路熔珠 Melted bead caused by short circuit 一次短路熔珠 primary short circuited melted bead 二次短路熔珠 secondary short circuited melted bead ...
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primary short circuited melted bead
初级短路熔头
以上为机器翻译结果，长、整句建议使用 人工翻译 。