The thermal conductivities and thermal diffusivities of the material must be known.
必須知道各種材料的熱導(dǎo)率和熱擴散率.
辭典例句
Quartztes and rock salt have the highest conductivities.
石英巖和巖鹽的熱導(dǎo)率最高.
辭典例句
The differences between the conductivities of different kind of rocks are rather small.
不同巖類熱導(dǎo)率的差異還是比較小的.
辭典例句
Materisls with intermediate conductivities generally from 10 - 6 to 104 ( Ω - m ) - 1, are termed semiconductors.
半導(dǎo)體是指具有中等程度導(dǎo)電性的材料,其電導(dǎo)率一般在10-6至104 ( -m ) 1之間.
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The thermal conduction of a composite medium with variable thermal conductivities is discussed.
討論了可變導(dǎo)熱系數(shù)的復(fù)合介質(zhì)的傳熱性質(zhì).
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Uses: Alloyed with copper, aluminum, or nickel, beryllium imparts excellent electrical and thermal conductivities.
用途: 和銅 、 鋁或鎳形成合金.鈹給予合金極高的電學(xué)和熱學(xué)傳導(dǎo)性質(zhì).
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Measuring thermal conductivities of Al 2 O 3 fibrous refractories under high temperature and analyzing its influences.
測定高溫條件下高鋁耐火纖維氈的導(dǎo)熱系數(shù)并討論其影響因素.
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The OH - transmissive spectra, photo damage resistance, photo conductivities and the double frequency properties have been measured.
測試了晶體的紅外透射光譜 、 抗光損傷能力 、 光電導(dǎo)和倍頻性能.
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