Vertically mounted engine driving main rotor via toothed belt as second-stage reduction gear.

垂直安装的引擎，该引擎作为第二阶段的减速齿轮齿形带主旋翼。

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The paper briefly introduces the main design points of the rear-mounted engine accessories on the bus.

简要介绍在客车上后置发动机时，其附件的设计要点。

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The author introduces mainly the principle, power characteristic, fuel economy, vibration and noise in selecting the engine for developing a coach with rear-mounted engine.

本文主要就后置客车发动机选配时的原则、动力性、经济性及振动和噪声进行阐述。

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The car uses two electric motors at the front axle to supplement the 480 horsepower rear-mounted engine.

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Flywheel technology uses two electric motors at the front axle to supplement the engine (in this case, a 480 horsepower rear-mounted engine).

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One reason for the tall, vertical tail on an airliner is to allow the pilot to compensate with the rudder for the yaw created when a wing-mounted engine fails.

ECONOMIST: The aircraft of the future