Funnel shall be installed above the engine casing.

烟筒应该安装在机舱顶棚上。

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Black oil was ozzing out of a crack in the engine casing.

黑色的油正从发动机壳的缝隙中慢慢渗出。

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Doors of engine casing and stair casing on main deck are of fire doors with self-closing device.

主甲板机舱棚围壁和梯道环围等处安装的门为带闭门器的防火门。

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The absence of combustion allows MDI to use a lean aluminum engine casing.

FORBES: Driving on Air