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operating irregularity
auto.
工作事故
;
操作违章
cast.iron.
炉况失常
met.
操作故障
;
【铁】炉况失常
;
炉况紊乱
English thesaurus
operating irregularity
avia., Canada
A situation that occurs when ATS are being provided and when a preliminary investigation indicates that a hazardous situation or loss of separation may have occurred
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