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 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 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 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。
• 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。
• 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 effective surface area of the drug may be increased enormously by a reduction in the particle size.
  药物的有效的表面也许被对颗粒大小的减少增加极大地。
• 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。
• Its total surface area was seven thousand square feet.
  它的总表面积为7,000平方英尺。
• 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。
• 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。