4548| 6
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關(guān)于鏟刮平面的不解 |
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點(diǎn)評(píng)
補(bǔ)充一下,實(shí)際應(yīng)用中并不一定要求點(diǎn)越多越好,有時(shí)還得特意留有凹坑,用來(lái)儲(chǔ)油,儲(chǔ)屑的。
評(píng)分
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評(píng)分
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點(diǎn)評(píng)
導(dǎo)軌花紋凹點(diǎn)是要儲(chǔ)油的。
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