152. When navigating in high latitudes and using a chart based on a Lambert conformal projection , ______
152. When navigating in high latitudes and using a chart based on a Lambert conformal projection , ______
She always feels a bit uncomfortable when she looks down from . ( ) A: latitudes B: widths C: attitudes D: heights
She always feels a bit uncomfortable when she looks down from . ( ) A: latitudes B: widths C: attitudes D: heights
19. We often find regions that are extremely well endowed ___ living things, even in high latitudes, and often in areas where common sense suggests that life might be most difficult.
19. We often find regions that are extremely well endowed ___ living things, even in high latitudes, and often in areas where common sense suggests that life might be most difficult.
Which statement about the gyrocompass is FALSE（）. A: Its accuracy remains the same at all latitudes B: It seeks the true meridian C: It can be used near the Earth's magnetic poles D: If an error exists，it is the same on all heading
Which statement about the gyrocompass is FALSE（）. A: Its accuracy remains the same at all latitudes B: It seeks the true meridian C: It can be used near the Earth's magnetic poles D: If an error exists，it is the same on all heading
Which of the following statements about the constellation of GLONASS is correct？ ( ) A: There are 24 satellites equally spaced in three orbital planes B: GLONASS is suited for the usage in high latitudes C: GLONASS uses a nominal altitude of 19,100 km D: GLONASS uses 64.8°nominal inclination angle with the equatorial plane of the Earth
Which of the following statements about the constellation of GLONASS is correct？ ( ) A: There are 24 satellites equally spaced in three orbital planes B: GLONASS is suited for the usage in high latitudes C: GLONASS uses a nominal altitude of 19,100 km D: GLONASS uses 64.8°nominal inclination angle with the equatorial plane of the Earth