减速器
jiǎn​sù​qì

moderator

  • created sense approved 减速器/減速器 · jiǎn​sù​qì · moderator

    减速器 / 減速器

    jiǎn​sù​qì

    moderator

    a device or substance used to slow down the velocity of particles, such as neutrons in a nuclear reactor

    石墨在核反应堆中常被用作中子减速器。

    noun

    created sense

  • created sense approved 减速器/減速器 · jiǎn​sù​qì · reducer

    减速器 / 減速器

    jiǎn​sù​qì

    reducer

    a mechanical device, such as a gearbox, used to decrease the rotational speed of a motor or engine to increase torque

    这台机器的减速器由于长期磨损需要更换。

    noun

    created sense