density
density
发布时间：2025-09-29 12:19:11
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答案：密度
相关试题
- 1.density
- 2.The density scale of atom is ( )
- 3.Temperature coefficient of density means ___.
- 4.堆密度ρb（bulk density）：
- 5.When the density of air-entrained concrete is 2.55g/cm3 and the apparent density 500 kg/m3, the porosity
- 6.The importance of wood density in wood physicalproperties belongs to
- 7.The difference in density in various regions of a radiograph is called？
- 8.Bulk density means the weight of _____ per unit volume.
- 9.Which material has the largest ratio of strength to density?
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