surface area

英 [ˈsɜːfɪs ˈeəriə]

美 [ˈsɜːrfɪs ˈeriə]

表面积

机械

英英释义

noun

• the extent of a 2-dimensional surface enclosed within a boundary
  1. the area of a rectangle
  2. it was about 500 square feet in area
  Synonym:areaexpanse

双语例句

• Write a program to calculate square, sphere and cylinder surface area and volume.
  编写一个程序计算正方形、球体和圆柱体的表面积和体积。
• The results showed that the properly high temperature could reduce the specific surface area and surface activity, at the same time increased the stability of the catalysts.
  结果表明，适当高的焙烧温度降低了催化剂的比表面积和表面酸性，提高了催化剂的稳定性。
• The activity was determined by combining the intrinsic materials factor and that of active surface area of electrodes.
  电极的析氧活性由电催化剂的自身材料因素与电极的活性表面积决定。
• They are: high surface area activated carbons, metal oxide and conducting polymers.
  他们是：高比表面积活性炭，金属氧化物和导电聚合物。
• Affects of sewage sludge, adherent amount added to the material and temperature of agglomeration to the specific surface area of ceramisite made of river sediment are also analyzed.
  讨论了以河道底泥和生活污泥为原料烧制的陶粒比表面的测定原理、方法和结果，并对生活污泥添加量、粘结剂添加量和烧结温度对陶粒比表面的影响作了进一步分析。
• High specific surface area activated carbon was prepared frombamboo by chemical activation with KOH.
  以竹屑为原料，研究了KOH活化法高比表面积活性炭的制备工艺。
• The particles may be spherical or irregular, of varying porosity and specific surface area.
  颗粒可以是球型的，也可以是不规则形状的，多孔性和比表面积有所不同。
• A Study on the Calculation of Surface Area and Volume of Three-dimensional Medical Model
  三维医学模型表面积和体积计算方法研究
• Its total surface area was seven thousand square feet.
  它的总表面积为7,000平方英尺。
• Calculate the surface area of the patch, assuming it does have microvilli.
  假设有微绒毛计算一小块的表面积。