The application mechanism, characteristiccombination scheme basic and optimization design method of FGMs as piston is discussed.
介绍了作为热障涂层活塞的功能梯度材料的应用机理、材料特性组合方案、依据及优化设计方法。
2
The character trait is everyone has, everyone has the character trait, but the special characteristiccombination of everyone is infinitely varied, this has formed the personality difference.
人格特质是人所共有的，但每个人的特质组合是千差万别的，这就形成了人与人之间的人格差异。
3
The characteristic of the book is this combination or rather contrast of high tone and shrewdness.