It was first issued to gunnery schools and operational training units where lectures and air-to-air gunnery practice were quickly arranged.
它们首先配备给了射击学校和训练单位,那里的安排了简短授课和空对空射击训练。
It was first issued to gunnery schools and operational training units where lectures and air-to-air gunnery practice were quickly arranged.
它们首先配备给了射击学校和训练单位,那里的安排了简短授课和空对空射击训练。
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