方式设计用英语怎么说，谢谢

1.Improvement Design
Lifting-bracket Improvement Design Based on Topology Optimization
基于拓扑优化的举升桥拖臂梁支架改良设计
2.mode design
The Solar & Diesel Engine Combined Powering Mode Design for Mobile Base Station
移动通信基站太阳能与油机混合供电方式设计
3.conceptual design
Research on Knowledge-Based Product Conceptual Design in Virtual Enterprise
虚拟企业基于知识的产品概念设计研究

conceptual design
Research on Knowledge-Based Product Conceptual Design in Virtual Enterprise
虚拟企业基于知识的产品概念设计研究

style designing