extension tube
- extension tube的基本解释
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n.
伸缩管
- 更多网络例句与extension tube相关的网络例句 [注：此内容来源于网络，仅供参考]
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A 3" diameter x 4" long extension tube that mounts between the drawtube and 3" to 2" adapter provides the correct amount of back focus spacing for visual use with an eyepiece and diagonal.
一个 3"直径 x 4"展开在 drawtube 之间的延长管和 3"至 2"，适配器用一个目镜和对角线提供正确长度和后面目视用的焦点间隔。
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Because of the removable extension tube, the total back focus from focuser to image plane is an exceptionally long 220m.
因为可移去延长管，总计的后面焦点从对图像集中是格外长的220 m。
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In these cases, you may wish to use an extension tube with the mount to keep the image from appearing too high on the wall. We don't recommend tilting and using keystone correction on any 720p projector since it causes all signals, and native HD 720p in particular, to be rescaled.
在这些情况下，你可以考虑使用伸缩管进行吊装从而避免图像在墙面上显示过高（我们不推荐在任何720p 投影机上使用倾斜安装并使用梯形校正，因为这种方式使得所有信号，尤其是高清720p 信号，被重调（ dupin 注：不清楚此处 rescaled 的确切含义））。
- 更多网络解释与extension tube相关的网络解释 [注：此内容来源于网络，仅供参考]
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extension table：牵引床
extension splint 伸展夹,牵引夹 | extension table 牵引床 | extension tube 延长管
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rectal tube：一次性使用肛门管
◆ 一次性使用喂食管 Feeding Tube | ◆ 一次性使用肛门管 Rectal Tube | ◆ 一次性使用连接管 Extension Tube
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Extension ring：近摄接圈
Extension tube 近摄接圈 | Extension ring 近摄接圈 | External metering 外测光