与过去这些巨型的火箭相比,航天飞机可能看起来像个“小不点”,但其28年的飞行历史使它成为助推器调配很好的标杆。
NASA’s space shuttle fleet may seem puny compared to giant rockets of the past, but its 28-year flight history makes it a good measuring stick when it comes to booster match-ups.
在空中交通管制中,主要任务是对间隔的监控,调配飞行冲突和合理安排飞行流量。
In ATC, primary tasks include monitoring for separation, formulating and issuing clearances to resolve conflicts, and sequencing traffic according to flow restrictions.
第六条各航空单位在组织与实施飞行中,应当协调配合,通报有关情况。
Article 6all aviation units shall coordinate with each other and exchange associated information in their organization and conduct of flight operations.
第六条各航空单位在组织与实施飞行中,应当协调配合,通报有关情况。
Article 6all aviation units shall coordinate with each other and exchange associated information in their organization and conduct of flight operations.
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