民航的英文：
civil aviation

参考例句：

A large passenger aircraft will land on the airfield.
一架大型民航班机将降落在这个飞机场。

What are the qualifications for an airline pilot?
当一名民航飞机驾驶员要具备哪些条件?

Overview on Development of Civil Aviation Industry Informatization in 2003-2004
2003-2004年民航信息化发展概况

Some group companies in railway, civil aviation, non-ferrous metal (aluminum) and other sectors are being formed
铁路、民航、有色金属(铝业)等行业的一些集团公司正在组建之中。

civil是什么意思：
adj. 公民的；民事的；有礼貌的；民间的，国内的；民用的；世俗的；文职的

What are the other civilizations that are contemporary with the Sumerian civilization?
和苏美尔人同时代的文明还有哪些？

Wealth may not produce civilization, but civilization produces money.
财富未必创造文明，文明却能带来金钱。

The act or process of civilizing or reaching a civilized state.
开化,教化文明化的行为或过程,达到文明的状态

Persons without civil capacity or with restricted civil capacity
无民事行为能力或者限制民事行为能力

The gentleman was excessively civil.
那个男人非常谦恭有礼。

aviation是什么意思：
n. 航空；飞机制造业

The aviation was lamentably weak and primitive.
这些航空设施极其薄弱简陋。

ICT Application in China National Aviation Holding Company
美哉!壮哉!中航集团

Decision on Punishing Criminal Elements Hijacking aviation Vehicles
关于惩治劫持航空器犯罪分子的决定

Civil aviation accounts for the bulk of air passengers worldwide.
民用航空业承运着世界上大多数航空旅客。

Using IT to Gain Competitiveness: Informatization in Hongdu Aviation Industry Group Ltd.
以信息技术提升企业竞争力--洪都航空工业集团公司企业信息化应用综述