1.
Navigation and postal communications between north and south have been resumed.
南北通航通邮业已开始。
2.
The Risk & Strategy of Direct Ship Transportation Across the Taiwan Straits on Safety of Navigation Circumstance
两岸直航船舶航行台湾海峡通航风险与对策
3.
Appraisal Study on Navigation Risk at the Junction of North Channel and Main Channel of Tianjin Port
天津港北航道与主航道交汇水域通航风险评估
4.
Research and Analysis of the Safety of Navigation of Tonggu Channel in Shenzhen Port;
深圳港铜鼓航道通航安全分析与研究
5.
Study on Navigation Specification of the Sea-route with 250 000 Tons Level in Tianjin Port;
天津港25万吨级航道通航标准的研究
6.
Study on the Traffic Ability and Saturation of Xiashimen Channel;
虾峙门航道通航能力及饱和度的研究
7.
Study on Safety of Channel Environment on Zhoushan Waters;
舟山海区航道通航环境安全评价研究
8.
By ordinary air mail,please
请给我寄普通航空信
9.
admiralty notices to mariners
航行通告《英版航海通告》
10.
Air Traffic Management Division [Civil Aviation Department]
航空交通管理部〔民航处〕
11.
Telecommunications Unit [Civil Aviation Department]
航空通讯组〔民航处〕
12.
AACS (Airways and Air Communications Service)
航路与航空通讯联络处
13.
AVB (Avionics Bulletin)
《航空电子学通报》
14.
A journey through outer space.
航空，航行通过外层太空的航行
15.
availability of notice to mariners
航海通告有效性能取得的航海通告
16.
Aeromobile Centre [Civil Aviation Department]
航空流动通信中心〔民航处〕
17.
Aerofixed Centre [Civil Aviation Department]
航空固定通信中心〔民航处〕
18.
Air Traffic Control Centre [Civil Aviation Department]
航空交通控制中心〔民航处〕