Accessories, watches jewelry necklace, all do not wear, because during the free fall speed, there may be 100 daumet per hour in the fall, jewelry is likely to be lost.

配饰方面，手表项链首饰全都不要戴，因为在整个自由落体期间，速度可能有100多迈每小时的速度在下降，饰品很有可能会丢失的。

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Control of microcomputer, frequency control of motor speed, touching panel, programmable operation with RCF automatic computing and setting, adjustable rise-and-fall speed.

微机控制、变频调速、触摸面板、可编程操作、具有RCF自动计算与设定、升降速可调。

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Control of microcomputer, frequency control of motor speed, touching panel, programmable operation with RCF automatic computing and setting, adjustable rise-and-fall speed from grade 0 to 9.

微机控制、变频调速、触摸面板、可编程操作、具有RCF自动计算与设定、0至9档升降速可调。

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In this new world companies will rise and fall with unprecedented speed.

FORBES: Groupon��an Ordinary Company for a Revolutionary New Era

Mr Fujimori's fall came with extraordinary speed, a bare four months into a constitutionally dubious third term.

ECONOMIST: Peru: The future without Fujimori | The

When he wanted to find out if Aristotle was wrong to say that a small body would fall at a different speed from a large body, he didn't look the answer up in an old book about falling objects.

BBC: A Point of View: Science, magic, and madness