microstamping

名词 n.
中文释义

英文释义

名词 n.
  1. The use of laser technology to engrave a microscopic marking onto the tip of the firing pin and onto the breech face of a firearm, so that spent cartridges give information about the firearm. uncountable
    — The measure would make California the first state to require that all new semiautomatic weapons be equipped with technology known as microstamping, which imprints microscopic markings as a gun fires.

词源

From micro- + stamping.
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