这条地下通道可以同一时间维护多达9架潜艇，一起修理和诊断所有的设备。
The underground passage was able to keep up to 9 submarines at a time, together with all the equipment for repairing and diagnostics.
机载设备的性能检测与故障诊断是飞机地勤维护中的一个重要方面。
The performance test and fault diagnosis for air-borne equipments is an important facet of airplane maintenance in ground service.
机载设备+的性能检测与故障诊断是飞机地勤维护中的一个重要方面。
The performance test and fault diagnosis for air-borne equipments is an important facet of airplane maintenance in ground service.
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