在这个管线规范中联合不被允许。

Unions are not permitted in this Line Specification.

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XPath 2.0：阅读最新的XPath版本的在线规范。

XPath 2.0: Read the online specification for the most current version of XPath.

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特种绕组线规范。第14部分：聚乙烯醇漆绝缘的圆铝线，等级105。

Specifications for particular types of winding wires - Part 14 : polyvinyl acetal enamelled round aluminium wire, class 105.

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What they also did around the year one thousand was to identify-- to label--these particular spots--spaces and lines.

在公元一千年左右,他们还制定了规范,来标记这每一个点,间和线

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