item selection procedure的用法和样例：
例句
- This paper describes the selection process of the two programs using in the project and its calculation results.
文章主要叙述了对工程采用的两个设计方案的选择过程和计算结果。 - Some examples of heavy herbivore pressure may help appreciation of the possible brevity of the selection process.
植食动物强大压力的一些事例可以帮助我们对选择过程的简略性有所了解。
