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

• That stands for the surface area element on this surface.
  它表示曲面上的面积元素。
• Samples prepared by sol-gel method have the largest OSC and suitable specific surface area.
  采用溶胶&凝胶法制备的储氧材料老化前有较大的储氧量和合适的比表面。
• 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 results indicated: ① The surface area of water body is an important element to its ecology effect.
  研究表明：①水体面积是影响人工湖生态效应的重要因素。
• 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。
• The surface area of the walls of a trench formed in a substrate is increased.
  衬底中形成的沟槽壁的表面区域增加了。
• 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。
• It has been found that area method of atmosphere space structure measure was necessary on complex surface area.
  本文提出了下垫面复杂地区在雷达电波射线经过区域内进行多点大气探测的新方法&区域法。
• 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 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。