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都這樣了,還有救嗎? |
點(diǎn)評(píng)
確定是鑄鋼就開(kāi)V槽焊接,注意保溫
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點(diǎn)評(píng)
再補(bǔ)充一點(diǎn):螺栓可以考慮高強(qiáng)螺栓!
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