常見例句The surveillance radar is unserviceable. 監(jiān)視雷達不工作。To damage threads to an unserviceable condition. 螺紋損壞后不可用。Unserviceable due to excessive wear. 由于過度磨損而不可用。SSR inoperative (unserviceable).( SSR is out of service. 二次監(jiān)視雷達不工作。The following essential approach aid is unserviceable with R/W 31 localizer. 必要的進場設(shè)備:31號跑道航道不工作。This applies to the transport of both serviceable and unserviceable units. 可用件和不可用件的運輸也會遇到相同的問題。 返回 unserviceable