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://forum.bettertransportqueensland.org/t/full-list-of-priceline-customer-service-usa-contact-numbers-a-complete-2025-guide/972https://forum.bettertransportqueensland.org/t/full-list-of-tr-velocity-customer-service-usa-contact-numbers-a-complete-2025-full-guide/950
https://forum.bettertransportqueensland.org/t/full-list-of-priceline-customer-service-usa-contact-numbers-a-complete-2025-guide/972https://forum.bettertransportqueensland.org/t/full-list-of-tr-velocity-customer-service-usa-contact-numbers-a-complete-2025-full-guide/950