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螺栓擰緊控制方法解析 |
評(píng)分
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點(diǎn)評(píng)
按方法進(jìn)行操作——哪種
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點(diǎn)評(píng)
細(xì)想是的
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點(diǎn)評(píng)
憑經(jīng)驗(yàn)。以前食堂的師傅到集貿(mào)市場買雞,手一托,一只雞的重量偏差不到1兩。
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