mechanical product design

• 机械产品设计

mechanical product design的用法和样例：

例句

1. It is difficult to choose a method which can found a rational knowledge base of mechanical design knowledge because of its variety, complexity and indeterminacy.
   机械产品设计由于其知识的多样性，复杂性和不确定性，难以找到合理的知识表达方式以构建合理的知识库系统。