英文字典中文字典


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       







请输入英文单字，中文词皆可：

porosity    

安装中文字典英文字典查询工具!


中文字典英文字典工具:
选择颜色:
输入中英文单字

































































英文字典中文字典相关资料:


  • Porosity - Wikipedia
    Porosity or void fraction is a measure of the void (i e "empty") spaces in a material, and is a fraction of the volume of voids over the total volume, between 0 and 1, or as a percentage between 0% and 100%
  • Porosity Explained: Definition, Types, and Importance
    Porosity is an important property of a material, describing the ratio of voids to the total volume This property is important in many fields, including geology, materials science, environmental studies, and engineering
  • POROSITY Definition Meaning - Merriam-Webster
    The meaning of POROSITY is the quality or state of being porous
  • What Is Porosity and Why Does It Matter? - Biology Insights
    Porosity is a fundamental property of materials describing the amount of void space, or empty volume, contained within a solid structure It is a universal characteristic found in everything from subterranean rock layers to human bone tissue and engineered filtration devices
  • Porosity - an overview | ScienceDirect Topics
    In general, the porosity of reservoir rocks ranges from 5% to 30%, and typical range of porosity is between 10% and 20% (Tiab and Donaldson, 2015) The pore types are classified by both morphological and geological features (Selley, 1998; Hook, 2003)
  • Chapter 5: Porosity - University of Leeds
    Total porosity is defined as the fraction of the bulk rock volume V that is not occupied by solid matter If the volume of solids is denoted by Vs, and the pore volume as Vp = V - Vs, we can write the porosity as:
  • Porosity and Pore Size Distribution - USGS
    The porosity of a soil depends on several factors, including (1) packing density, (2) the breadth of the particle size distribution (polydisperse vs monodisperse), (3) the shape of particles, and (4) cementing
  • Porosity and Permeability: Definition and Types - GeologyHub. com
    Porosity is the percentage of the bulk volume of a rock or soil that is occupied by interstices, whether isolated or connected
  • Understanding Porosity and Density – WGNHS – UW–Madison
    Porosity is the percentage of void space in a rock It is defined as the ratio of the volume of the voids or pore space divided by the total volume It is written as either a decimal fraction between 0 and 1 or as a percentage For most rocks, porosity varies from less than 1% to 40%
  • What Is Porosity in Soil? - The Institute for Environmental Research . . .
    The size and arrangement of soil particles significantly influence porosity Sandy soils, characterized by large particles, typically have high porosity but low water retention





中文字典-英文字典  2005-2009