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精密無(wú)縫管恰當(dāng)?shù)暮附臃椒ㄖ饕獏?shù)簡(jiǎn)易詳細(xì)介紹

精密無(wú)縫管電焊焊接應(yīng)取用小電流量，迅速焊方法;雙層焊時(shí)，為防晶體成長(zhǎng)，要等前一層焊接制冷后再電焊焊接次一層焊接;精密無(wú)縫管電焊焊接時(shí)，為加速制冷，可從焊接反面灑水或用壓縮氣體吹焊接表層。

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