导航系统

navigation aid的用法和样例:

例句

  1. Our navigation had somehow fouled up.我们的导航系统不知怎么地就带错路了。
  2. Mechanics discovered problems with the plane's navigation system.机械工发现飞机的导航系统存在问题。

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a leg up
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turning with the aid of current
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two position three way directional control valve
underlying trend
vacuum meter
waste furnish
whole-body radiation meter
zorich