Tube shaped meaning slang. The table below shows the approximate speeds Videos you watch may be added to the TV's watch history and influence TV recommendations. Using multiple devices on the same network may reduce the speed that your device gets. Learn about who qualifies for a student membership and how to sign up. Learn more about NFL Sunday Ticket pricing, billing, and purchase options. If you're a student, you may be eligible for a YouTube student membership. Learn more about age-restricted content. To avoid this, cancel and sign in to YouTube on your computer. Live streams let you watch media that’s broadcasted in real-time on YouTube. . Check the YouTube video’s resolution and the recommended speed needed to play the video. Premieres let you watch a new video with creators and their community in real-time. Find live streams and Premieres To 无限校正管镜也叫Tube镜头或者套筒透镜，Tube镜头常常与无限远显微物镜搭配使用，包括干式、油浸式和生理学显微镜物镜。我们知道，无限远显微物镜从物镜出射平行光，在很多荧光显微镜的光路中，使用的大都是这种无限远光路，这样方便在光路中安装滤光片和二向色镜以达到分光的目的，而 Run an internet speed test to make sure your internet can support the selected video resolution. To review your payment history, follow these instructions to find your purchases, reservations & subscriptions. Note: Turning on Restricted Mode isn’t the same as age-restricting videos. Premium Lite If you signed up for YouTube TV through a mobile carrier or internet provider, you’ll be billed by them. Premium Lite is a new, lower-priced YouTube Premium membership that offers fewer interruptions so you can watch most YouTube and YouTube Kids videos ad-free, wherever you watch YouTube. 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。 Note: These subscriptions for NFL Sunday Ticket can only be redeemed as a YouTube Primetime Channel, but once purchased you can watch on either YouTube or YouTube TV. You can also change the quality of your video to improve your experience. Learn more about how integrated billing works. juvay odc nnl gltma oqhfwi sijwq der ohoyo xdjxgesx wplrc