These are the common structural rules of the national rite music.

这些结构原则，是民族仪式音乐共同的结构原则。

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Literacy teaching must follow the structural rules of Chinese characters.

识字教学必须遵循汉字本身的构造规律。

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Phrase structural rules: The combinational pattern in a linear formula may be called a phrase structural rule or rewrite rule.

用线性式对这种组合模式进行重写并把它称作短语结构规则或重写规则。

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But much of the decline appears to be structural, caused by new rules like the European working-time directive and a greater preference for shorter hours, including part-time jobs.

ECONOMIST: Labour market

Much of what economists know about structural unemployment has been gleaned from the sorry history of continental Europe, where fat benefits and rigid firing rules dulled labour-market efficiency.

ECONOMIST: Joblessness in America

The limited value of structural elements can be seen in many boards that have truly independent external directors, and follow all the official rules and recommendations, but still perform poorly in difficult times.

ECONOMIST: Corporate governance