The JDAM (Joint Direct Attack Munitions) is a low-cost and high accuracy guidable bomb, owning to the laser guidable bomb have been found many of disadvantages in the war.

• 联合制导攻击炸弹)是美军针对第三代激光制导炸弹在战争中所暴露出来的各种缺点而研制的一种低成本、高精度的第四代制导炸弹，大力发展国产同类卫星制导炸弹有重大的现实意义和军事意义。