发表于2024-12-23
Learning to Fly Helicopters 2024 pdf epub mobi 电子书
图书标签: 飞行 直升机
An introduction to helicopter flying techniques, many of which are difficult to master, as well as a discussion of emergency procedure, human factors, advanced operations and even a section on careers.
Learning to Fly Helicopters 2024 pdf epub mobi 电子书