Usually divided into normally open, normally closed and self-holding three.

通常分为常开型，常闭型和自保持式三种。

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The self-holding of a motor pole and the magnet rotor of the step motor can ensure the stable working situation, which reduces the energy consumption of the valve.

工作状态切换后可以停止通电，电机磁极与步进电机磁 转子自保持可保证工作状态稳定，降低了阀自身的能耗。

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Will others think I am not holding myself accountable if I act as if I deserve self forgiveness even if I have done things to be ashamed of and should be held accountable for?

即使我已经对自己行为感到羞愧并且觉得应对此负责，而别人会因为我的自我宽恕而认为我根本未对此事负责么？

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In America and in Britain, on both the hardback and paperback lists, non-fiction books with a life-affirming or self-improving message are holding their own against those with a downbeat one.

ECONOMIST: What the world is reading

Here a magistrate judge ruled that producing the passphrase for the encrypted hard drive would constitute self-incrimination, but on appeal the District Court overturned that decision, holding that decrypting and producing the complete contents would not constitute self-incrimination since Boucher initially cooperated in showing some of the computer files to border agents.

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What's odd about such self-restraint is that I was terrible at holding back my childish desires in almost every other way.

WSJ: Jonah Lehrer on Religious Thoughts and Self-Control | Head Case