Conditions for plasma-coupled temperature fields：
- A 4KV electric field strength to ground is applied within the effective area of the cabinet
- The effective area of the cabinet meet the temperature range of (-4.5, -3.5)℃
The phenomenon of strawberry and mulberry in the cabinet：
- In environments ranging from -4.5°C to -3.5°C, the appearance of fresh strawberry and mulberry will not show any visual abnormalities such as freezing over 23 days.
- In environments ranging from -4.5°C to -3.5°C, from a personal perspective, the taste did not change over time.
Real-time recording and test data:
| Freshly strawberry and mulberry on March 26 2026, place in upright display refrigerator |
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On March 27, 2026, strawberry and mulberry was placed in this environment, and samples were taken for testing：
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On April 4, 2026, strawberry and mulberry were taken for testing：
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On April 18, 2026, strawberry and mulberry were taken for testing：
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On April 30, 2026, After 23 days later,the temperature environments change range of (+2, +4)℃.After 12 hours later, strawberry and mulberry were taken for testing：
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