My Japan-Hong Kong trip starts today. I probably won't be able to update this blog during the trip... So... see you in 3 weeks! (^_^)
「月の砂」を利用して太陽電池モジュールを作ることで材料の打ち上げコストを99%節約可能
2 hours ago
Hmm... Thoughts, discoveries, ideas, whining, or just making some marks.
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