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RD、SD、PDという略語のフルな単語は何ですか?

2015-12-14View Original

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排水の図例を見ていると、SD、RD、PDという略語に出会いますが、それぞれの意味は、設計済みの生活汚水管、雨水管、生産汚水管です。その完全な単語は何だったか教えていただけますか?皆さん、海友のみなさん、ありがとうございます。
Reply #22015-12-15
説明があるはずでしょう?ホームページの画像を探してみてください。推測ですので、参考までに。 SD、生活汚水配管:Sanitary/Sewage Drainage。RD、雨水配管:Rain Drainage。PD、生産汚水配管:Production Drainage。

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