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 crystalline clay minerals is highly dependent on the extent of lattice expansion.
  结晶粘土矿物的表面积主要依赖于晶格膨胀的程度。
• Its total surface area was seven thousand square feet.
  它的总表面积为7,000平方英尺。
• That stands for the surface area element on this surface.
  它表示曲面上的面积元素。
• 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。
• 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。
• 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 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 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。