Analyzes the over-safety caused by zig-zag devices, putting forth the principle of zero-torque in designing fuze zig-zag devices and the specific measures for the implementation of the principle.

分析了引信曲折槽保险机构过保险的原因，提出了引信曲折槽机构设计的零扭矩原则及实现该原则的具体措施。

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Electric motors produce maximum torque at zero RPMs, which means they snap to life at the touch of the accelerator.

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The Signature Performance model is powered by a 416-horsepower AC synchronous electric motor producing 443 pound-feet of torque between zero and 5, 100 rpm, with a zero-to-60-mph acceleration of 4.4 seconds and a quarter-mile elapsed time of 12.6 seconds.

WSJ: 2012 Tesla Model S Signature Performance Review: I Am Silent, Hear Me Roar | Rumble Seat by Dan Neil

The lack of power and torque makes the bike a much smoother experience than the slight jerkyness we experienced on the Zero.

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