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degree of acetalization
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degree of acetalization
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degree of acetalization
缩醛度
聚乙烯醇纤维经缩醛化处理,与醛发生反应的羟基数占聚乙烯醇大分子原有羟基总数的百分率,或进入聚乙烯醇大分子的甲醛的摩尔数占聚乙烯醇基本链节摩尔数的百分率。
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frequency approach
frequency attribute
frequency band
frequency bandwidth constraint
frequency bridge
frequency calibration
frequency capture
frequency centre
frequency characteristic
frequency characteristic of sound pressure
frequency chart
frequency chirp
frequency coding
frequency collapse
frequency comparision
frequency compensation
frequency conversion
frequency conversion circuit
frequency conversion technique
frequency conversion transformation of fan and water pump
frequency converter
frequency counter
frequency criterion
frequency curve
frequency cutoff
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