All our aircraft have certificates of airworthiness.我们所有的飞机都有适航证书。Airworthiness certification includes Type Certification and Production Certification , and other related work.适航审定主要包括型号合格审定和生产许可审定及其他工作.Knowledge of rele...

airworthiness的音标：...

n.耐飞性，适航性，适航...