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[供求信息]    共1 条供求信息   　 white aluminium oxide powder (2006/07/13) Property: It is white, and harder and more brittle than brown carborundum. It features strong cutting force and steady chemical property and excellent insulation. Usage: It can be used ... 1   EC21版权所有1997-2005 E-MAIL:ylg95717@163.com,www.fzylg.com.Tel:86-0591-87873353 Fax86-0591-87843327