Discusses two design variants of field bus.

并讨论了两种现场总线的设计方案。

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In printing, a complete range of design variants of a particular typeface.

在印刷技术中，一整套不同设计的特殊字样。

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There are design variants with detachable and non-detachable inner rings as well as sealed and unsealed designs.

可拆卸的存在和非可拆卸内圈设计以及密封和非密封设计的变种。

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The two variants share many design features but use different engines in their third segment, or stage - the part of the Soyuz said to have been responsible for the failure five days ago.

BBC: Soyuz back in service after failed launch