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。
• 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。
• 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。
• 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 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。
• 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。
• 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。
• High specific surface area activated carbon was prepared frombamboo by chemical activation with KOH.
  以竹屑为原料，研究了KOH活化法高比表面积活性炭的制备工艺。
• 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 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。