| 摘要 |
The compound being suitable for manufacturing piezoelectric element for frequency adjusting device, has the following basic composition; XPb(Sn3/4Sb1/4)v(Ni1/3-Nb2/3)O3-YPbTio3-ZPbZrO3, where X+Y+Z=1, v+w=1 or pref. X=0.2-0.4, Y=0.3-0.4, Z=0.3-0.4, V=0.3-0.6, W=0.4-0.7.
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