By using the genetic algorithms with hierarchical chromosome structures, rule generation and para - (meter) tuning of the fuzzy controller can be achieved simultaneously.

采用具有层次结构染色体编码方式的遗传算法来设计模糊控制器，实现了语言控制规则的自动生成和隶属函数参数的自动整定。

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The Postal Service has a strict rule stating that items sent through the post must not be more than 1 meter long.

邮电业有严格规定：通过邮局寄送的物件，不能超过一米长。

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The most competitive boats are the so-called meter classes, built according to a rule that sets the rough dimensions for vessels of each class.

FORBES: Old Gaffers