EU|エネルギー効率の高い建築物:エネルギー性能最低要件の算定方法の改正(委任法案)
https://ec.europa.eu/info/law/better-regulation/have-your-say/initiatives/14395-Energy-efficient-buildings-revised-methodology-to-calculate-minimum-energy-performance-requirements-delegated-act-_en
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