establishment of information system的用法和樣例：
例句
- This system was established to provide a backup in case nuclear explosions rendered the ionosphere useless for propagation.
這個系統建立提供備份萬一核爆炸使電離層無用為傳播。 - A flow and heat transfer model of a vehicle cooling system has been modeled in order to predict its characteristics.
摘要根據傳熱學和流體力學原理，對車輛冷卻系統建立數學模型，並進行了模擬計算。
