In the Annex to the Directive, certain areas are excluded from application of the country-of-origin principle, e.g.

在附件中的命令，原产国原则在适用范围内被排除。

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The experimental result indicates that this measure method is feasible on principle, and has directive meaning for realization of on-line measurement of foam on site.

实验结果表明，该检测方法在原理上是可行的，对于在现场实现溶渣泡沫高度的在线检测具有指导意义。

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The experimental results show that this method is feasible on principle, and has directive meaning for realization of on-line measurement of the height of foaming slag on site.

在实验室进行了模拟检测实验结果表明，该检测方法在原理上是可行的，对于在现场实现熔渣泡沫高度的在线检测具有指导意义。

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In principle, such a compulsory age is discriminatory, but the European directive allows countries to set a national retirement age.

ECONOMIST: Age discrimination