A light tube hangs below the shelves on four leather straps.

灯管用四条皮革带挂在架子的下方。

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Our light tube also usually bad, just that we are out of order and then change.

我们的灯管也常常坏，只是我们坏了就换而已。

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The lengths of the light tube that the transformer can drive are dependent on the tube diameters.

文中介绍了灯管等效电阻的概念及进行变压器匹配灯管管径、长度的设计选取。

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Conventional colonoscopy is performed with a long, flexible tube called a colonoscope that is equipped with a tiny fiber-optic video camera and light at the end.

VOA: standard.2010.04.07

It is a glass tube. He wants to narrow the light so he puts a couple of slits here.

这是根玻璃管子，他想要减少光的发散,所以在这里开了几个口子。

麻省理工公开课 - 固态化学导论课程节选

When nearly 30 years ago Dr. Jacob Fraden invented an ear thermometer working on this second principle, the infrared light sensor was so large that he needed a narrow gold-plated reflective tube to channel the light from the ear drum to the sensor.

FORBES: Body temperature.

But now the simple invention of a cathode ray tube, transforming light into electrons, registering their impact on the magnetic tape, had torn the curtain away.

CNN: Seize the immigration deal

Next year we will see this on the Tube and the Docklands Light Railway (DLR) but for now though it won't be included in the daily fare cap, which means passengers never spend more than the price of an equivalent Day Travelcard.

BBC: The beginning of the end of cash and the paper ticket?