refinement

n.

精炼，提纯，净化；改良品；细微的改良，极致；优雅，高贵的动作

复数：refinements

grain refinement晶粒细化

stepwise refinement[计]逐步求精，逐步求精法

1. That grace and refinement, that divine spark of creativity, had gone to oblivion.
   那些中国文化中曾有的，拥有无限的创造力的优雅和精致已经消失无踪。
2. Good manners and correct speech are marks of refinement.
   彬彬有礼和谈吐得体是文雅的标志。
3. Her mother is a woman with great refinement.
   她母亲是一个非常文雅的女人。
4. Nine further Porsche Models will undergo the same, unique refinement process to continue the creative adding value made by VISUALIS.
   九种进一步的保时捷款式，将会进行相同、独特的改良程序以延续由VISUALIS做出的创造性附加价值。
5. It is a refinement of the Nash equilibrium concept.
   它是纳什均衡概念的一种精炼。
6. Gasoline is produced by the refinement of petroleum.
   汽油是由石油经过提炼生产出来的。
7. The whole science is nothing more than a refinement of everyday thinking.
   全部科学只不过是对日常思维的提炼。

Crystal structure refinement with SHELXL
SHELXL: high-resolution refinement
Delaunay Refinement Algorithms for Triangular Mesh Generation
Rietveld refinement of Debye–Scherrer synchrotron X-ray data from Al2O3
Crystallographic R factor refinement by molecular dynamics.
SHELXL-93. Program for crystal structure refinement
SHELXTI93, Program for crystal structure refinement
OLEX2: a complete structure solution, refinement and analysis program
Use of TLS parameters to model anisotropic displacements in macromolecular refinement.
[27] Maximum-likelihood heavy-atom parameter refinement for multiple isomorphous replacement and multiwavelength anomalous diffracti...