2650| 11
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放進(jìn)高低溫箱的金屬材料 |
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你發(fā)個(gè)鏈接
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謝謝提醒,!仔細(xì)看了技術(shù)部分,,思路非常不錯(cuò)!是你們將要研發(fā)的項(xiàng)目嗎,?
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謝謝,!
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