单词 | diffusivity |
释义 | Word Frequency diffusivity(ˌdɪfjuːˈsɪvɪtɪ) noun 1. a measure of the ability of a substance to transmit a difference in temperature; expressed as the thermal conductivity divided by the product of specific heat capacity and density 2. physics a. the ability of a substance to permit or undergo diffusion b. another name for diffusion coefficient 3. another name for diffusion (sense 5) |
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