戰場狀況瞬息萬變，部隊指揮官唯有確實掌握有限時間，選擇正確的行動方案，才能創造 有利機勢，形成優勢作為，全軍破敵。因此，計劃策訂過程中，如何在最短時間內選擇最佳路 線之作業至為重要。鑑於目前的人為作業系統，無法滿足當前環境的需求。運用電腦系統選擇 路徑，為解決問題的良策。本文探討最佳路徑搜尋策略之相關問題，以建立一套決策支援系統 (DSS)，協助指揮官選擇部隊運動之最佳路線。

The situation varies time from time in the battle field. For a commander of troops, only by controlling limited time exactly and taking the best course of actions correctly, can he create an advantageous opportunity to defeat enemy. Therefore, the operations of selecting the best route for troops to move reveal vital importance. Unfortunately, the decision making process taken by all levels of the Army presently is obviously hard to satisfy the requirements of modern world. Utilization of computer systems for searching optimal route will be the best way to solve the problem mentioned abov e. This article discusses the relative issues concerning the best strategy for searching path to build a Decision Support System to assist a commander (decision - maker) in selecting optimal route for troop’s movement.