改进后的分析结果表明排气二分管罩的自振频率明显提高，振动噪声得到有效抑制。

The analysis of the (improved) structure shows that the increase of natural vibration frequency is visible, the vibration noise of the shield is suppressed distinctly.

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赛车的发动机罩汽车装饰以极大的管像蛇具有爆炸性一口气。

A racing automobile with its bonnet adorned with great tubes like serpents with explosive breath.

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执行绕机检查，确保静压孔、空速管、全空温探头没有损坏和堵塞，检查静电放电刷、雷达罩锁和迎角传感器没有损坏。

Carry out external walk around, check static ports, pitot tubes, tat probe for no damage and obstruction, check static dischargers, radome latches and Angle of attack sensors for no damage.

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