Based on this, it establishes and enriches the 3d scene, which makes the flight environment of the UAV like true world.

在此基础上，建立和渲染整个无人机任务飞行的三维场景，使无人机的飞行环境贴近真实世界。

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This plan should be adopted, for it is necessary to reduce the flight delays, and the wetlands restoration part of the plan ensures that the bays environment will actually be helped rather than hurt.

这一计划应该被采纳，因为减少航班误点是必须的，而且计划中重整湿地的部分将会保证海湾的环境将会得到改善而不是被破坏。

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The flight test was conducted in the challenging high altitude environment required for refueling of high altitude long endurance (HALE) unmanned aircraft systems (UAS).

这次飞行测试是在充满挑战的高空环境下进行的，这也是高空长航(HALE)无人机(uas)加油所需的环境。

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Extensive tests on the plane's engine revealed the crack was a result of the "unique operating environment" of the test flight, and was not a widespread issue, he added.

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The three-dimensional environment allows movement in any direction on foot, and the cockpit flight model allows you to roll and strafe in any direction.

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The Natural Environment Research Council (NERC) has sent up a reconnaissance flight to investigate how the ash is distributed in the cloud, something that is impossible to assess from satellite imagery.

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