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3 ω method
释义
3 ω method
Encyclopedia
工学
热导率测量
释
3 ω method
3ω法
通过给予被测样品直接接触的感温器中施加频率为1ω的交变电流,探测和分析感温器中频率为3ω的谐波电压信号,获取被测材料热导率、比热容和热扩散率等热物理性质的一种测量方法。
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Records of Family Names
Records of Famous Ceramics in Yangxian
Records of Flower Growing
Records of Foreign Countries
Records of Garden Making
Records of His Majesty's Sixtieth Birthday Celebrations
Records of Imperial Examination
Records of Insisting on Guests to Stay
Records of Jinchuan Battle
Records of Literary Delicacies
Records of Literature Compositions
Records of Luoyang City of Sui and Tang Dynasty
Records of Manchu Family Names of the Eight Banners
Records of Mr.Fang Shan
Records of My Journeys by Zhu Yu
Records of Mysterious Pearls
records of official accomplishments
Records of Painters
Records of Paintings of Wu Prefecture
Records of Peony in Luoyang
Records of Precious Paintings
Records of Prime Ministers of Song Dynasty
Records of Qian Baosen's Peking Opera Performance
Records of Recumbent Travel
Records of Redressing Grievances
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