The first is that this product works well because we were effectively able to combine rigorous engineering science and analysis with user-centered design focused on the social and usage and economic factors important to wheelchair users in the developing countries.
1つ目はこの製品が使いやすいのは 徹底した技術的洗練と利用者目線での設計を うまく組み合わせたところにあります そして途上国の車いす利用者にとって重要な