... cemented doublet 双胶透镜 cemented soil 胶结土 cemented needle 粘合针头 ...
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The present paper has introduced in detail the pilot production and research and development of cemented carbide printing needle with high ductility used for electronic printer.
本文介绍了电子打印机用高韧性硬质合金打印针的研制与开发。
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