短语词组短语to converge 汇集;交会;汇注converge e 聚集;会合;会聚;收敛slow converge 慢收敛converge abscissa 收敛横坐标converge layer 汇聚层converge globally 全局收敛converge speed 收敛速度converge unconditionally 无条件收敛 返回 converge