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发表于 2009-9-30 15:28:42
ASTM D 2149-1997 频率为10MHz温度至500℃的固体陶瓷介电电...
D2149-97(2004) Standard Test Method for Permittivity (Dielectric Constant) And Dissipation Factor Of Solid Ceramic Dielectrics At Frequencies To 10 MHz And Temperatures To 500°C