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

• The ratio of the drag on a body moving through air to the product of the velocity and the surface area of the body.
  在空气中运动的物体所受的牵引力与速度和物体表面积成绩的比。
• 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。
• 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。
• 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。
• 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 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。
• The effects of carbonization temperature and time on shrinkages of PAN-CHF and PAN-ACHF, activation yield, specific surface area and adsorption capacity were investigated.
  考察了炭化温度和炭化时间对PAN-CHF的收缩率、PAN-ACHF的收缩率、活化收率、比表面积和吸附性能的影响。
• 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。
• Its total surface area was seven thousand square feet.
  它的总表面积为7,000平方英尺。
• 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。