cover layer design theory
D-electron alloy design theory
design idea
设计思路
立意构思
设计构思
设计理念
设计思想
设计策略
设计要素
设计观念
构思
设计立意
设计方法
查询
design theory and methods
Error-Free Design Theory
Luis Barragan design idea
mechanism design theory
Modern Highway Design Theory
performance-based seismic design theory
Design for vertical and horizontal design
engineering design China Communications First Design Institute of Navigation Engineering
Orthogonal Experiment Design or Orthogonal Design