electronic aid meaning in Chinese

电子设备

The repair , replacement or provision of fishing vessels , gear and equipment , including engines and navigational and electronic aids
维修，更换或装置渔船，船具及设备，包括机械，航海及电子仪器；
The state ( or region ) of the aerodrome has to provide data such as obstacle clearance altitude height ( oca h ) , details of electronic aids for an approach to landing , etc , to enable an operator to establish aom for each runway intended to be used at that particular aerodrome
机场所属国家或地区须提供资料，例如：超障安全高度、协助进场著陆的电子辅助设备的详细资料等，使营运人能够就某个机场内拟使用的每条跑道确立机场最低飞行条件。