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

• Methods for the determination of specific copper surface area of copper catalysts were reviewed.
  综述了几种测定铜催化剂有效表面积的方法。
• 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。
• The surface area of the sinter determined by the BET adsorption isotherm technique is given out in this paper.
  介绍了超微银粉烧结过程，并且给出了用BET等温吸附方法测量烧结物表面积的结果。
• The drag force decreases with decreasing of the surface area between the hull and water.
  拖曳力的下降，下降的表面积之间的船体和水。
• 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。
• This helps reduce the attackable surface area of a system.
  这有助于减少系统可遭受攻击的外围应用。
• Its total surface area was seven thousand square feet.
  它的总表面积为7,000平方英尺。
• The theory of condensation on insoluble particles depends qualitatively on the reduced liquid surface area.
  定性地说，在不可溶粒子上的凝结理论是与这减少的液体表面积有关的。
• 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。
• Results The drug release and gel erosion were increased with the rise of surface area and shaking frequency.
  结果随着释放面积和振荡频率的增加，凝胶溶蚀和药物释放增加。