根据多年来的生产与使用实践证明,在飞机的装配、调试及维修等工作中,用液压升降工作梯优点显著,深受装配工人和部队机务人员的欢迎。本文仅简单介绍一种我厂已定型批生产的结构型式(见图1),供参考。 Based on years of production and use practice, it has been proved that hydraulic elevating work ladders have significant advantages in assembly, commissioning and maintenance of aircraft, and are very popular with assembly workers and military crew. This article is only a brief introduction of a plant has been stereotypes batch structure (see Figure 1) for reference.