上图是喜马拉雅山脉（Himalayan Mountains）的高空图像，地球上许多最高的山峰都集中在这一带。
Above is an image of the Himalayan Mountains, home to many of the tallest peaks on Earth.
在装卸过程中，高空作业的操纵人员应配戴安全帽与安全带，在地面作业人员应戴安全帽。
During the dismantle, the operation staff in the high altitude should wear safety helmet and safety belt, and the ground staff should wear safety helmet.
文中介绍了根据地面实验数据分析反喷管在高空提供的反推力，为带反喷管发动机地面实验数据处理提供了简便的分析方法。
In this paper, a simple method for analysis of ground test data of the solid rocket motor with reversal nozzles is presented based on solving the reverse thrust at an altitude from ground test data.
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