1. Skiing is a rising economic industry in better marketable competitory strength. 滑雪产业是一项新兴的经济产业，在市场营运中具有较强的竞争实力。
2. Using SIS based on real time database and MIS based on relational database can improve the corporation's work effect and competitory ability. 基于关系数据库的厂级管理信息系统（MIS系统）和基于实时数据库的厂级监控系统（SIS系统）的使用，提高了企业的生产效率，提高了企业的竞争力。
3. This creation which was a competitory product of technicians at first has set world on fire now , and it has brought us a lot of convenience for our modern life. 这个当年科技人员之间的竞争产物现在已经遍地开花，给我们的现代生活带来了极大的便利。
