在军事领域发展全球卫星定位系统的重要性体现在以下几个方面：（1）全球卫星定位系统在精确制导武器的应用-As Program Director, Dr. Parkinson was extremely fortunate to work for a general who also had been a Program Director. Lt. General Kenneth Schultz was tough and fair and knew how difficult it was to run a large program