题目内容

Lesson 12 Understanding Text A T or F -1The VOR system is working in the frequency range of 108MHz to 117.95 MHz.

A. 对
B. 错

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Lesson 12 Understanding Text A T or F -2VOR (VHF Omnidirectional Radio Range) is the ICAO standard long range navigation aid that is installed at airports and en-route locations.

A. 对
B. 错

Lesson 12 Understanding Text A T or F -3A VOR ground station sends out a master signal, and a highly directional secondary signal that varies in phase 60 times a second compared to the master.

A. 对
B. 错

Lesson 12 Understanding Text A T or F -4CDI is a navigation instrument that indicates the course and direction to a tuned VOR station.

A. 对
B. 错

Lesson 12 Understanding Text A T or F -5Ground station oriented to magnetic north, transmitting directional information to aircraft.

A. 对
B. 错

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