spheres

美/ sfɪrz /

CET4/CET6/考研/IELTS/TOEFL/GMAT/SAT/

1
机械工程
- 微球
  Hollow spheres are becoming one of the focuses of new materials research because of its low density,high specific surface areas and infiltration ability. In this dissertation, high monodispersed Co@SiO2 core shell nanoparticles were prepared by sol-gel method.
  另外,核壳结构粒子通过溶解或煅烧方法可以去掉内核形成中空的纳/微球,由于空心球密度小、比表面积大及好的渗透特性也成为科学家关注的焦点。
2
化学
- 微球
  Silica spheres were synthesized by a two-step method.
  采用两步法合成的SiO2微球。
3
数学
- 球面
  . In chapter 4 and chapter 5 we focus on spheres with positive sectional curvatures. Firstly, setting （?）
  在第四章和第五章中我们重点考虑正截面曲率的球面。
4
土木建筑工程
- 球体

1
The origin of these peculiar glassy spheres remains an enigma.
这些奇特的玻璃球体的起源仍然是个谜。
2
What are your goals in each of these spheres, and what can you do to optimize both?
你分别想在两个领域达到什么样的目标？有没有办法使两者都能得到优化？
3
It's also about merging social and cultural and interpersonal horizons and it applies to all of these spheres.
它还关乎融合社会、文化与人际交往的视野，并且适用于所有这些领域。

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