jreibun/1115/2
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寒冷地では、冬は
- おくがい屋外 の
- すいどうかん水道管 に
- ほおんざい保温材 などを巻いて、
- とうけつ凍結 を防ぐ。
During winter in cold regions, outdoor water pipes are often wrapped with insulation to prevent freezing.
— Jreibun
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