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Why doesn't the thermos bottle keep warm? When the thermos bottle is heavily impacted, there may be a rupture between the shell and the vacuum
2019年10月11日
Focus on high-quality water bottle for 15 years
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Focus on high-quality water bottle for 15 years
Why doesn't the thermos bottle keep warm? When the thermos bottle is heavily impacted, there may be a rupture between the shell and the vacuum
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