风力发电和太阳能电池板看上去也不可能产生足够的电力来驱动一个繁忙而又极度利己主义的世界，就像锅炉与汽轮机现在做的那样。
Windmillsand solar cells hardly seem like ways of producing enough electricity to powera busy, self-interested world, as furnaces and steam-turbines now do.
VTLEBUF 01型电动高真空蝶阀是以电动装置驱动阀杆与阀板执行启闭动作。
VTLEBUF01 electric high vacuum butterfly valve USES electric device to drive the stem disc to perform open close action.
在运行时行走装置的驱动轮、导向轮、履带架与履带板都会产生接触力作用。
Driving wheels, guiding wheels, track rack will have contact force with crawler boards while the walking device running.
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