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.

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At one end of the tube is a source of ultraviolet light and at the other a detector.

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