acoustic emission

名词 n.
中文释义

英文释义

名词 n.
  1. A phenomenon wherein external stimuli such as mechanical loading generate physical vibrations. uncountable
  2. A physical vibration caused by sudden movement within a material subjected to physical stress, often symptomatic of a defect. countable
    — Acoustic emissions are only generated when some abrupt and permanent change takes place somewhere in the material.

词形变化

acoustic emissions plural
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