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单词 blacklead
释义 Verb: blacklead  blakled
  1. Cover with graphite
Noun: black lead  blak led
  1. Used as a lubricant and as a moderator in nuclear reactors
    - graphite, plumbago

Derived forms: blackleaded, black leads, blackleads, blackleading

Type of: atomic number 6, C, carbon, cover

Encyclopedia: Black lead

Blacklead

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更新时间:2024/12/21 15:17:54