樓主: j_wd2006
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數(shù)沖網(wǎng)孔板 |
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點(diǎn)評(píng)
謝謝。
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點(diǎn)評(píng)
應(yīng)該是 熱鍍鋅板,通常鍍鋅板分為SGCC、SGCD、SGCE幾種
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