| 摘要 |
A dielectric material comprising: a composition represented by aBaO.bTiO<SUB>2</SUB>.cREO<SUB>3/2</SUB>.dBiO<SUB>3/2</SUB>, wherein a, b, c and d each independently represent a molar ratio satisfying the following requirements: a+b+c+d=1, 0.09<=a<=0.16, 0.54<=b<=0.62, 0.20<=c<=0.34 and 0<=d<=0.10; and RE represents a rare earth metal; and from 5 to 50 parts by mass, per 100 parts by mass of the composition, of a glass containing a component represented by kBaO.lZnO.mB<SUB>2</SUB>O<SUB>3</SUB>.nSiO<SUB>2</SUB>, wherein k, l, m and n each independently represent a composition percentage satisfying the following requirements: k+l+m+n=100, 25<=k<=55, 5<=1<=30, 15<=m<=35 and 5<=n<=30.
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