Joint Direct Attack Munitions (JDAM) 聯合直攻戰彈

Joint Direct Attack Munitions (JDAM)
繁：聯合直攻戰彈
简：联合直攻战弹

這些精靈炸彈其實就是將一組「聯合直接攻擊彈藥（JDAM）」的組件，包括尾翼、彈體箍架、GPS 接收器及天線、一套慣性導引系統、一具任務電腦（備專用軟體、驅動尾翼的電力啟動器、電源供應器以及線路、接頭）等裝在傳統鐵炸彈上就成了精靈炸彈，全部也不過兩萬多美元，非常便宜，大大節省軍費。

精靈炸彈命中率高 避免傷及美軍及百姓（2003年3月22日）。大紀元，取自 http://www.epochtimes.com/b5/3/3/22/n290183.htm

The danger of this dependency also became evident when the Swiss company Micro Crystal refused to provide our military with components for the effective deployment of Joint Direct Attack Munitions (JDAM), otherwise known as smart bombs, during the first phase of the Iraq war.

Outsourcing defense contracts. (2008, March 28). Washington Times. Retrieved from http://www.washingtontimes.com/news/2008/mar/28/outsourcing-defense-contracts/