V2EX permanent fault

Permanent Fault

释义 Definition

永久性故障:指系统、设备或电路中持续存在、不会自行消失的故障,通常由硬件损坏、元件老化、断线/短路等引起;与会自行恢复的“瞬时故障(transient fault)”相对。(在工程/计算机可靠性语境中最常见;在其他语境里也可泛指“长期存在的问题”。)

发音 Pronunciation

/prmnnt flt/

例句 Examples

A permanent fault stopped the machine from starting.
永久性故障导致机器无法启动。

After repeated tests, the engineer concluded the errors came from a permanent fault in the memory chip rather than a temporary glitch.
经过反复测试,工程师判断这些错误来自内存芯片的永久性故障,而不是短暂的系统小故障。

词源 Etymology

permanent 来自拉丁语 permanēre(*per-*“彻底、贯穿” + manēre“停留、保持”),含义是“持久的、不会改变的”。fault 经由古法语 faute 进入英语,常指“缺陷、错误、故障”。合在一起 permanent fault 就是“持续不消失的故障/缺陷”,在工程领域常用于与可恢复的瞬态问题做区分。

相关词 Related Words

文学与著名作品 Notable Works

  • Digital Design and Computer Architecture(Harris & Harris)在可靠性/错误类型讨论中常涉及“瞬时/永久性故障”的区分。
  • Computer Architecture: A Quantitative Approach(Hennessy & Patterson)在系统可靠性与容错相关章节中常出现该术语。
  • Fault-Tolerant Systems(Israel Koren & C. Mani Krishna)围绕永久性故障与容错机制进行系统性论述。
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