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隨時就‘玩不下去’的那種感覺,哈哈, |
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最后,低檔貨就過剩了,而高檔就進口,
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薄翻就是鈑金上的翻邊,以免朝向變形,厚焊有必要翻邊嗎?
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薄板,一定要先翻邊才能焊接,厚板,一定要制訂詳細焊接工藝,包括熱影響,應力狀況,
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