7051| 23
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如何添加彈力 |
評(píng)分
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點(diǎn)評(píng)
軸上打孔插銷子固定扭簧,,扭簧另一端頂在門上。
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點(diǎn)評(píng)
訂書機(jī)是簧片,,在這里不適合。
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小黑屋|手機(jī)版|Archiver|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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