Reduces cranking time to start.

减少手摇时间才能启动。

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Know that sensation when you're working out or cranking on a project, and time starts to pass quickly, distractions melt away, and you feel like you're in the zone?

有没有体验过这样一种感觉：当你正在从事或启动一个项目时，时间开始飞逝，杂念迅速消融，你觉得你正处于巅峰状态？

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The cranking term breaks the time reversal symmetry, and the projection of the single particle angular momentum on the intrinsic symmetric axis is no longer a good quantum number.

推转项的引入破坏了时间反演对称性，单粒子角动量在内禀对称轴上的投影量子数已不再是好量子数。

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That chip, along with the custom charging circuitry developed by OLPC and Marvell means that the tablet can be charged by a hand crank at a 10:1 ratio (10 minutes of usage time for every minute spent cranking), or by the optional four watt solar panel cover at a 2:1 ratio on sunny days.

ENGADGET: OLPC's XO 3.0 tablet hands-on (video) Hands-on

McNierney acknowledged that most customers may bypass the hand cranks but he insisted they are usable. (Six minutes of hand-cranking should produce an hour of run-time.) To test the feature, the organization took out the tablet batteries to see whether the devices could run just by hand crank.

FORBES: A Look At OLPC's XO 3.0 Tablet's Solar And Kinetic Chargers

The business of cranking out casual games--snack-sized alternatives to time-consuming fare like "World of Warcraft"--is mushrooming.

FORBES: Games Girls Play