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日本生產(chǎn)的一根軸,這樣理解對(duì)不對(duì) |
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點(diǎn)評(píng)
恩恩,贊一個(gè)。但左邊是不銹鋼的話(huà),左邊的耐磨性會(huì)不會(huì)不好呢,當(dāng)然左邊好像不要求什么耐磨
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本版積分規(guī)則
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