从收入音乐到坚如磐石的操作系统，苹果公司对每个产品设计的选择都基于简单，易用和功能这三个标准。
From their take on music to a rock solid operating system, every product design choice Apple makes is governed by simplicity, ease of use and functionality.
有三个要素提供依据可靠的产品设计，制造和组成部分。
There are three elements that provide the basis for a reliable product-design, manufacturing, and component parts.
为了保证零件装配，并满足产品设计要求，介绍了延伸公差带的三种应用场合。
The applications of the extension tolerance zone are introduced in order to guarantee the assembly and design.
应用推荐