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Experts, please – I have a question

2009-03-05View Original

Thread Content

May I ask a question? What does it mean for the sky to be round and the earth to be square?
Reply #22009-03-05
The concept of ‘round sky and square earth’ is generally used in pipelines – for example, at the point where a device’s outlet connects to a pipeline. The device has square-shaped openings, while the pipeline is circular; in such cases, the ‘round sky and square earth’ connection is used. Conversely, it’s called ‘round earth and square sky’. This post was last edited by chmyh on 2009-3-5 20:32]
Reply #32009-03-05
The concept of a round sky and a square earth is often used in fans.
Reply #42009-03-05
I heard about it for the first time and thought it was a chat post, huh :L :L
Reply #52009-03-05
The transition between square and round shapes draws on the concept of \"the sky being round and the earth being square\" – square connecting to round; this concept is further extended to \"the sky being square and the earth being round\" – round connecting to square

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