atc procedures
空中交通管制程序
以上为机器翻译结果，长、整句建议使用 人工翻译 。
This means that ATC procedures that generate less workload than others tend to be used more frequently as task demands increase.
这意味着当工作任务增加时，那些比其他方案产生较少工作负荷的管制程序将被更多的使用。
youdao
Presumably, the upgrading of ATC equipment and procedures over the past six years has increased the efficiency of air controllers.
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