鉍粉 的英文怎麼說
中文拼音 [fěn]
鉍粉
英文
bismuth meal-
Preparing bi2o3 from bismuth powder in the chloride system
精鉍粉氯鹽體系中制取氧化鉍Bismuth trioxide powder for electrinic industry
電子工業用氧化鉍粉The average partical size of bismuth ruthenate and pbo - b _ 2o _ 3 - sio _ 2 glass was researched. the smaller bismuth ruthenate partical is, sheet resistivity is lower and temperature coefficient of resistance ( tcr ) is more positive and the refiring change ratio is nearer to zero. the limit size of bismuth ruthenate partical is 0. 56 m
研究了各相粉體平均粒徑對膜層性能的影響，結果表明:釕酸鉍平均粒徑越小，膜層的方阻值越小，電阻溫度系數偏正，重燒變化率越接近零值，球磨工藝的極限平均粒徑為0 . 56 m 。
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