4255| 9
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請(qǐng)教一下箱涵內(nèi)雜物和淤泥的清理方案? |
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點(diǎn)評(píng)
你是懂輪胎的
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點(diǎn)評(píng)
不知道你是要設(shè)計(jì)一套帶清淤功能的裝置還是在現(xiàn)有暗渠的情況下去清淤
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Archiver|手機(jī)版|小黑屋|機(jī)械社區(qū) ( 京ICP備10217105號(hào)-1,京ICP證050210號(hào),浙公網(wǎng)安備33038202004372號(hào) )
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