lead metaniobate 中文意思是什麼
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The aging properties of lead metaniobate piezoelectric ceramics have been investigated. the result indicated that the additives accumulate in grain boundary caused the material having good aging properties
對偏鈮酸鉛壓電陶瓷的老化性能作了一些探討，實驗表明，摻雜改性后的偏鈮酸鉛顯微結構發生了變化，晶界處有雜質分凝使得該材料老化性能好。
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