TUBE就翻译成管子就好了.所以,问题就简单了.我们来总结概括一下,用来输送流体的是PIPE.用来传导热量的是TUBE. 1寸的PIPE,外径是33.4mm. 2寸的PIPE,外径是60.3mm.

Observação: inscreva-se para participar do programa de pesquisa para criadores do YouTube e ajude a melhorar o YouTube para Criadores. Saiba mais.

Official YouTube Help Center where you can find tips and tutorials on using YouTube and other answers to frequently asked questions.

深入瞭解 YouTube YouTube 說明影片 瀏覽我們的影片庫，查看各項實用訣竅、功能簡介和逐步操作教學課程。

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您可以在 YouTube 官方帮助中心找到各种提示和辅导手册，从中了解如何使用本产品以及其他常见问题的答案。

Centro de asistencia oficial de YouTube Music donde puedes encontrar sugerencias y tutoriales para aprender a utilizar el producto y respuestas a otras preguntas ...

有了 YouTube Music 應用程式，你就能在任何裝置上觀看音樂影片、掌握喜愛藝人的最新動態，還能發掘音樂和 Podcast。 How to use and navigate the YouTube Music App to customize your …

Sep 30, 2025 · New Visual Updates for YouTube: A More Expressive and Intuitive Experience Hi everyone! We re excited to share that we re rolling out a number of new features and visual …

View your dashboard To open your dashboard, either: Go directly to YouTube Studio. From anywhere on YouTube, select your profile picture YouTube Studio. Navigate your dashboard On …