• So, for example, we were talking about a threshold frequency as in a minimum frequency of light that you need in order to eject an electron from a metal surface.

    举个例子来说,我们谈论的临界频率是,光从金属表面逐出一个电子,所需的最小频率。

    麻省理工公开课 - 化学原理课程节选

  • So, in her first minute of San Narciso, a revelation also trembled just past the threshold of her understanding.

    所以当她第一次,见到San,Narciso时,她获得了超过理解力范围的,震撼的启示。

    耶鲁公开课 - 1945年后的美国小说课程节选

  • So, now we can talk about it in different terms, Ei for example, talking about e sub i, which is the incident energy or the energy of the light that comes in, or talking about work function here, and that's just another way to say threshold energy.

    现在我们可以从不同的方面,来谈论它了,举例来说,它是入射能量或者进来的光的能量,或者谈论这里的功函数,它是另一种描述临界能量的方式。

    麻省理工公开课 - 化学原理课程节选

词组短语

threshold value [计]阈值;门限值;界限值

damage threshold 损伤阈值,损坏阈

pain threshold [生理]痛阈

threshold voltage 阈值电压;[物]阈电压

on the threshold of 在...的开端

threshold current [电]阈值电流

lower threshold n. 下辨别阈

detection threshold 探测限界,检测阈

threshold level 阈电平

threshold effect 门槛效应;识阈效应

visual threshold 视觉阈

tax threshold 所得税起征点

hearing threshold 听阈

alarm threshold 报警阈值;警戒点

threshold energy 能限;阈能

excitation threshold 兴奋阈;激励阈值

threshold dose [放射]阈剂量

  更多收起词组短语
$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定