【判断题】Lesson 15 Text A T Or F-8 ADSB is only used in areas where radar coverage is not availableA．Y.是B．N.否
【判断题】Lesson 15 Text A T Or F-8 ADSB is only used in areas where radar coverage is not available
A．Y.是
B．N.否
参考答案和解析
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