See How Steam Engines Work for more information.

更多信息见蒸汽发动机工作原理 。

The early steam engines were of the piston-type.

早期的蒸汽机属于活塞型。

A study that covers everything from plows to steam engines.

一部覆盖了从犁到蒸汽机等任何东西的研究.

Constructed #2, #3 or #5 steam engines for light-duty use

兴建#2,3号或5号蒸汽机为轻税，使用

Steam engines had not yet been invented, nor would they for a long time.

蒸汽引擎还未被发明，并且在很长的一段时期内都不会。

This explains why we don't see any cars from Ford and GM using steam engines.

这就是我们再也看不到福特公司和通用汽车公司使用蒸汽的汽车了的原因。

Water is used to make the steam that works our steam-engines. And we sprinkle it over our streets and roads to keep down the dust.

蒸汽机里的蒸汽也是水。水还用来洒在街道上, 不让尘土飞起来。

A small island making steam engines by hand inevitably fell behind a bountiful continent that mass-produced motor cars on assembly lines.

一个仅仅生产蒸汽机的小岛国不可避免地落后一个在大量地在装配线上生产汽车的地大物博的大陆。