V2EX dead time

Dead Time

释义 Definition

dead time:指设备、人员或流程中无法产出有效工作/价值的时间,常因等待、停机、延迟、切换或故障造成;在制造、物流、服务业、摄影/录音等领域都常用。(在部分技术语境中也可指“死区时间/失效时间”等更专门含义。)

发音 Pronunciation (IPA)

/dd tam/

例句 Examples

We had a lot of dead time waiting for the meeting to start.
我们在等会议开始时有很多空耗时间。

To reduce dead time, the factory reorganized the workflow and scheduled maintenance at night.
为减少停工空耗时间,工厂重新安排了工作流程,并把维护保养安排在夜间进行。

词源 Etymology

dead 原意为“死的、无生命的”,引申为“不起作用的、无效的”;与 time 组合后,dead time 字面即“无效的时间”,用于描述“虽在流逝但不产生有效产出”的时段。

相关词 Related Words

文学作品中的用例 Literary Works

  • Frederick Winslow Taylor,《The Principles of Scientific Management》(1911):讨论通过“科学管理”减少工人和流程中的非生产性时间(与 dead time 所指概念相近,常见于管理与工业工程语境)。
  • Frank B. Gilbreth Jr. & Ernestine Gilbreth Carey,《Cheaper by the Dozen》(1948):以家庭与工作效率为主题,涉及减少等待与流程浪费的情境(与 dead time 的“时间浪费/空耗”含义相近)。
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