He devoted all his life to the cause of militaryaviation.
他把一生都献给了军用航空事业。
2
On an average, the civilian aviation industry has been building 10 aircraft and about 40 militaryaviation every year.
平均来说，航空工业每年建造10架民用飞机和大约40架军用飞机。
3
As militaryaviation moves toward the next century, aerial refueling will continue to provide the means to project military power to the far reaches of the globe.