求翻译：根据斜井的用途、服务年限及其围岩特征等工程概况，本设计做了以下几个主要内容：1）斜井断面设计；2）井筒装备的选取；3）提升系统设计；4）辅助硐室设计；5）斜井掘进、支护施工。是什么意思？

Project Overview of the inclined shaft of use, length of service and its surrounding rock features, the design made the following key components: 1) design of inclined section; 2) the selection of shaft equipment; 3) to enhance the system design; 4) auxiliary chamber design; 5) inclined shaft excava

According to outline the purpose, length of service and the rock Features, profiles, and this design has made the following several key elements:%2