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单词 prismatic powder
释义

Definition of prismatic powder in English:

prismatic powder

noun
Military historical
  • Gunpowder compressed into hexagonal prisms with holes drilled along the length to ensure slow burning, formerly used in heavy artillery.

Origin

Mid 19th century; earliest use found in The Times.

 
 

Definition of prismatic powder in US English:

prismatic powder

noun
Military historical
  • Gunpowder compressed into hexagonal prisms with holes drilled along the length to ensure slow burning, formerly used in heavy artillery.

Origin

Mid 19th century; earliest use found in The Times.

 
 
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更新时间:2024/12/22 22:46:27