4385| 13
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隔振墊的制造工藝? |
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點(diǎn)評(píng)
謝謝,學(xué)習(xí)了。硫化工藝。
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點(diǎn)評(píng)
應(yīng)該不是,感覺沒有包裹金屬,中間全是膠,因?yàn)榭梢源蠓扰で冃巍?nbsp;
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