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Why Is Absolute Zero -273.15°C, and What Is the Lowest Temperature Engineering Can Achieve Today?
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绝对零度为什么是零下 273.15 摄氏度？目前工程上能实现的最低温度是多少？
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Ranking history & source details
First recorded Aug 15, 2026, 8:21 AM CST · latest Aug 21, 2026, 8:05 PM CST. Ranks reflect attention on each platform.
| Day | Platform | Best rank | Last rank |
|---|---|---|---|
| 2026-08-21 | Zhihu Daily | #28 | #28 |
| 2026-08-20 | Zhihu Daily | #24 | #24 |
| 2026-08-19 | Zhihu Daily | #20 | #20 |
| 2026-08-18 | Zhihu Daily | #17 | #17 |
| 2026-08-17 | Zhihu Daily | #14 | #14 |
| 2026-08-16 | Zhihu Daily | #11 | #11 |