9187| 24
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壁厚1mm的軸套常見嗎? |
點(diǎn)評
圖紙不規(guī)范的地方多了去
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點(diǎn)評
我司材料和襯套產(chǎn)品都做。但是材料不對外銷售,只內(nèi)部消耗
這類復(fù)合材料我司也接觸過,你們是做材料還是做襯套?蘭化學(xué)所?
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