At present, the ramjet engine jet for military purposes to be optimistic.

目前，冲压式喷气发动机的军事用途被看好。

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First, free wake analysis was carried out to calculate the rotor wake geometry and the downwash around the engine jet space.

首先应用自由尾流分析技术来计算旋翼尾迹和发动机绕排流空间的洗流速度。

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This paper presents a no-contact temperature measurement for a small rocket engine jet exhaust, for a shock wave on nose cone of a model in a jet exhaust and for a model surface of various materials.

本文叙述了用光学法测量小发动机燃气流火焰温度、燃气流中模型前端的激波温度及不同材料的模型表面温度。

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Aviation analysts say the sharp volcanic particles can damage a jet engine or cause it to shut down in mid air.

VOA: standard.2010.04.15

The single-engine jet is a departure from the old idea that redundancy equals safety.

FORBES: Magazine Article

You may not know this, but the market has already accepted single-engine jet aircraft.

FORBES: Dawn of the Single-Engine Jet

The wide-body, twin-engine jet relies on a complex network of electrical systems rather than traditional pneumatic systems.

BBC: Is the Boeing Dreamliner safe?