求助ASTM B601 - 12标准
求助ASTMB601-12StandardClassificationforTemperDesignationsforCopperandCopperAlloys—WroughtandCast,谢谢 只有ASTMB601-09 ASTMB601-09也可以,Thanks! Thanksalot! sunjj发表于2014-8-1513:54static/image/common/back.gifASTM里面有没有关于压电陶瓷材料的标准?
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