標(biāo)題: ASTM A 977-2002 用磁滯曲線圖測(cè)定高矯頑力永久磁性材料磁性... [打印本頁(yè)] 作者: 兌水 時(shí)間: 2009-9-10 19:13 標(biāo)題: ASTM A 977-2002 用磁滯曲線圖測(cè)定高矯頑力永久磁性材料磁性... A977/A977M-02 Standard Test Method for Magnetic Properties of High-Coercivity Permanent Magnet Materials Using Hysteresigraphs