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dabao123 发表于 2007-11-7 19:19

求助标准1个!谢谢

DIN EN 725-4-2006
高技术陶瓷 陶瓷粉末的检验方法 第4部分:采用X射线荧光分析法对铝氮粉末中氧含量的测定
Advanced technical ceramics; methods of test for ceramic powders; part 4: determination of oxygen content in aluminium nitride by XRF

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