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。
http://www.hpd-collaborative.org/wp-content/uploads/formidable/92/complete-list-of-travelocity-official-customer-Service-contact-numbers-Assistance-Guide-1.pdf
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http://www.hpd-collaborative.org/wp-content/uploads/formidable/92/Full-List-Of-Travelocity-Official-Customer-Service-Guide.pdf
http://www.hpd-collaborative.org/wp-content/uploads/formidable/92/Talk-To-A-Live-Person-At-Travelocity-Usa-Customer-Care-Numbers-A-Complete-Guide-1.pdf
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http://www.hpd-collaborative.org/wp-content/uploads/formidable/92/complete-list-of-Travelocity-Customer-Service-contact-numbers-24-7-live-assistance-guide.pdf