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NOTE one product form may be used for more than one welding process.
注一种产品形式可用于一种以上的焊接工艺。
youdao
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Note: one first prize, two second prize, three third prize.
注:一等奖一名,二等奖两名,三等奖三名。
youdao
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Note: one first prize, two second prize, three third prize.
注:一等奖一名,二等奖两名,三等奖三名。
youdao