We use a
piston engine instead.
我们改用活塞发动机。
This
piston moves by steam pressure.
这个活塞在蒸汽压力下运动。
Propelled by piston engines, the airship will be able to carry one pilot and nine tourists and will be capable of flying 700 kilometers and staying in the air for 10 hours.
"Close to 1,000 civil turbine and piston helicopters are flying in China, while in comparison, the numbers are 12,000 in the United States and 8,000 in Europe.
The new engine they propose has only one piston, unlike the six to eight pistons the original engine has.
"This engine can adjust the height of the piston stroke and – for the first time ever – change the compression of the engine seamlessly.
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