Then the kinematics equations of arresting hook in regular runway and irregular runway are established and the bounce characteristic is analyzed.
建立了飞机拦阻钩在光滑道面上以及不规则道面上的弹跳运动方程，分析了拦阻钩的弹跳特性以及运动特性。
Optimism is another characteristic of people who bounce back from failure.
乐观是人们从失败中振作起来的另一个重要特征。
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