1.
A nonscheduled airline or cargo plane.
不定期航线或运输机
2.
There are 37 scheduled airlines.
有定期航线的民航空运公司37家。
3.
The Opening Background and Effect of the Regular Steamship Line between China and Korea in the Late Qing Dynasty;
晚清中朝定期航线的开设背景及其影响
4.
(transportation) on a regular route of a railroad or bus or airline system.
（运输业）在铁路、公路或定期航线系统的规则线路上的。
5.
The Turkish Airlines flight lifted off from Albania and was expected to fly to Istanbul.
从阿尔巴尼亚起飞的一架土耳其定期航线航班预期到达伊斯坦布尔.
6.
Without that information, the airline was not able to determine whether crews had exceeded the federal limit for flying hours, The Cincinnati Enquirer reported.
缺少了该系统，定期航线就无法判断机组是否已经超过了联邦飞行时区的界线。
7.
A tramp steamer.
不定航线的不定期货船
8.
Atlantic greyhound
大西洋航线快速定期船
9.
Length of Civil Aviation Routes： refers to the length of all r outes for regular civil aviation flights.
民用航空航线里程：指民航运输定期班机飞行的航线长度的总和。
10.
Refers to the length of all routes for regular civil aviation flights.
指民航运输定期班机飞行的航线长度的总和。
11.
a scheduled flight,service,etc.
定期航班、 服务等.
12.
Seattle's next most commutable island is Vashon(Islands)
西雅图的下一个最可能的定期短途航线的岛屿是瓦申(岛屿)
13.
For some time the German bombers had navigated largely by radio beacons.
有一个时期，德国轰炸机主要是靠无线电定向信标来导航的。
14.
aeronautical fixed radio service
固定无线电导航业务
15.
There are regular international flights, too.
也有定期国际航班。
16.
The three astronauts are scheduled to blast off(to be blasted off)on Wednesday.
三个航天员定于星期三出航。
17.
A system for scheduled air transport of passengers and freight.
航线运送乘客和货物的固定空中航线系统
18.
Spacecraft Position Determination with X-ray Pulsar Navigation of Geometric Methods
X射线脉冲星导航几何法确定航天器位置