2736| 9
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外徑80mm圓板,進(jìn)行升降,可采取什么機(jī)構(gòu)? |
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點(diǎn)評
壓電陶瓷,表示沒聽過
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點(diǎn)評
行程才4mm,還不夠你一個牙距
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本版積分規(guī)則
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