短語詞組短語branching chain reaction 分支鏈反應;支鏈反應;分支degenerate -branching reaction 退化分支Chain -Branching Reaction 支鏈反應branching -chain reaction detail 分支鏈式反應reaction branching chain 分支鏈反應in chemical reaction branching 化學反應分支內 返回 branching reaction