The paper compares the theoretical initiation process of a Taishan 25 tractor engine with its practical process.

比较了泰山25型拖拉机机组的理论起步过程与实测起步过程。

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Rebels in the Nafusa mountains receive weapons on small planes landing on back roads and have built a simple funicular, powered by a tractor engine, to supply fighters on top of a ridge.

数架小型飞机在根据地后方的街道着陆，为驻扎于奈福赛山区反对派送去武器装备。 反对派还建了一个简陋的索道，仅由一个拖拉机发动机供电，该索道专门为山顶的战士运送供给。

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The efficiency of steering pump of port tractor lost very heavy when engine was in high speed.

港口牵引车液压系统中的转向泵在发动机高速状态时的能量损失较大。

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The technology isn't new-a patent for a hydrogen internal combustion engine was issued in 1928, and a 20hp fuel-cell tractor was demonstrated in the late 1950s.

FORBES: Magazine Article

During the hearing the HSE said the tractor's starter motor had been faulty for at least two months and staff had been starting the engine by using a screwdriver or spanner to short the connection.

BBC: Leicester