Inertial guidance is often used in medium and long range missiles (over 40km say) when the intention is to hit a given map reference . 中远程导弹（比如说超过40公里）要想命中某一个给定的目标，经常采用惯性制导。
2.
North korea says that a 2002 agreement with japan does not prevent it from conducting long range missile tests 平壤表示，北韩2002年同日本签署的一项协议不妨碍北韩进行远程导弹试验。
