the Essentials of Design

• 设计要点

the Essentials of Design的用法和样例：

例句

1. Keys to technology and die design of stamp-ing of Al alloy profile have been introduced.
   介绍了铝合金型材在冲压加工时的工艺特点和模具设计要点。
2. The adventage and the flow sheet design of the vacuum powder sucking and conveyance system was introduced with the emphasis on desigh essentials.
   介绍采用真空吸送物料的优点及流程设计，重点介绍设计要点。