Planetary gear systems are also used in many automatic transmissions.

行星齿轮组也同样用于许多汽车变速器中。

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Automatic transmissions, pull the handle straight upward to remove it.

自动变速箱，直接向上拉手柄以拆去它。

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Cars equipped with automatic transmissions normally do not have a clutch.

装有自动变速器的汽车一般不需要离合器。

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Improved automatic transmissions have also had a big effect in allowing for performance in larger packages.

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Some still have a difficult time accepting automatic transmissions, anti-lock brakes and cruise control.

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Among his requirements: always automatic transmissions, usually dark colors and sometimes fancy wheels and technology.

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