チューブを2重構造にすることにより耐圧力が0.7~1MPa程度まで向上させるための試作開発を進めています。順次2重構造のチューブに切替えていく予定です。
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https://keeploudounbeautiful.org/wp-content/uploads/formidable/9/updated-guide-to-southwest-airlines-customer-service.pdfhttps://keeploudounbeautiful.org/wp-content/uploads/formidable/9/updated-guide-to-singapore-airlines-customer-service.pdf
https://keeploudounbeautiful.org/wp-content/uploads/formidable/9/updated-guide-to-southwest-airlines-customer-service.pdfhttps://keeploudounbeautiful.org/wp-content/uploads/formidable/9/updated-guide-to-singapore-airlines-customer-service.pdf
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