alternating group

• 1. 交代群: alternating group
• 2. 交换代数群: commutative algebraic group
• 3. 高世代回交群体: advanced backcross lines | ABLS

• 1.黄铁绢英岩金矿主要赋存在以胶东群为交代基体的重熔花岗岩或交代花岗岩的构造蚀变带中心。
  Pyritic phyllic alteration gold deposits are mainly located in the center of structure altered zone of anatexiS granite or metasomatism granite.
  dict.yoduao.com
• 2.太原群灰岩中的燧石结核或条带是在成岩作用阶段经硅质交代成因的。
  In limestone of Taiyuan Group, Origin of nodular chert and banded chert is that they had been replaced in diagenesis phase.
  dict.yoduao.com

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