Maintenance standards for civil aircraft. Unit 2: ground safety. Part 46: ground cabin pressurization test for civil aircraft.

民用航空器维修标准。第2单元：地面安全。第46部分：民用航空器座舱地面增压试验。

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Maintenance standards for civil aircraft. unit 2: ground safety. part 34: civil aircraft jacking.

民用航空器维修标准。第2单元：地面安全。第34部分：民用航空器的顶升。

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Airline ground service management is to schedule ground support equipment units for the purpose to improve the safety and efficiency of aircraft maintenance and departure on the turn time.

航空地面作业管理是关于机场各种地面服务设备的安排调度，以保证航班飞机的正常运行。

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This digital elevation model (DEM) will be put to myriad uses - everything from improving the safety of aircraft navigation to understanding better which areas of ground are most at risk during a flood.

BBC: German radar satellites fly tight space waltz

With commercial crash rates in the U.S. at record low levels, safety experts see the biggest remaining accident risks while aircraft wheels are still on the ground.

WSJ: Honeywell Tests Autopilots for the Tarmac