Receptionist: Hydrogen Engine Facility.

接待员：氢发动机学院。

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The invention discloses a hydrogen engine, which comprises: a cylinder and a hydrogen fuel feeding system.

本发明公开了一种氢气发动机，包括气缸和氢燃料供给系统。

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A hydrogen engine 10 supplies hydrogen, oxygen, and an argon gas serving as a working to a combustion chamber 21 to combust the hydrogen.

氢发动机10将氢气、氧气和作为工作气体的氩气供给到燃烧室21以使氢气燃烧。

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Engineers discovered the problem during fueling, and worried that any excess hydrogen on the launch pad could cause an explosion during engine ignition.

VOA: standard.2009.03.15

Hundreds of millions of dollars were invested in hydrogen-engine experiments. gm and Ford argued about which would have the greatest increases in fuel mileage.

FORBES: Magazine Article

It is powered by a hydrogen fuel-cell engine, which converts hydrogen gas into energy.

NPR: On the Road with GM's Newest Hydrogen Car

This week it unveiled a prototype version of its 7-Series saloon car that has a hydrogen-powered engine.

ECONOMIST: Hydrogen-powered cars