WZ - 5 A配备有一套组合惯性和GPS导航系统用于提高精度。
The WZ-5A is fitted with a combined inertial and GPS navigation system for improved accuracy.
水下潜器自主性、隐蔽性和高精度的要求，决定了导航系统必须是以惯性导航为核心，辅之以其他导航系统的组合导航系统。
On the demand of autonomous quality, concealment and higher precision of underwater vehicle, navigation system must take INS as the core and be assisted by other navigation systems.
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