2303| 2
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過濾器濾網(wǎng)的的有效截面率是什么意思 |
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明白了,孔板對(duì)應(yīng)的是開孔率,編織網(wǎng)對(duì)應(yīng)的是有效截面率。多謝了
點(diǎn)評(píng)
對(duì)的,
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