Since we have my red laser pointer, we will also try with the red laser pointer, which is centered at wavelength of 700 nanometers.

因为我们有我的红色激光笔，我们也会尝试红色激光笔，它的中心波长是 700 纳米。

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Then this part among all research centers were of course many many things we invented including the laser printing, the laser printer, but also for example the Internet.

然后在我们所有的研究中心进行的工作,创造的许多东西中也包括激光打印，激光打印机，当然还有因特网。

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The tests first flow water or other inert substances through the laser to verify its integrity. Next, the laser\'s chemicals flow through the laser to confirm sequencing and control.

测试首先将水或其他惰性物质通过激光以验证其完整性，随后激光器的化学流通过激光以确保序列和控制。

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Earlier this year, doctors at the Mayo Clinic in Minnesota used MRI-guided laser ablation to remove tumors of the prostate.

VOA: special.2010.11.23

And then since we have my red laser pointer, we will also try with the red laser pointer, which is centered at wavelength of 700 nanometers.

然后因为我们有我的红色激光笔，我们也可以用它试一下，它的波长集中在700纳米处。

麻省理工公开课 - 化学原理课程节选

So this gives you a little bit of an idea of just how many individual photons there are in a laser beam of light. This is a huge number of photons.

这个给你们一点思路关于,一个激光束有多少独立的光子,这是一个巨大的光子数目。

麻省理工公开课 - 化学原理课程节选

The 'toner' used in the laser sintering process is rather more expensive than that found in a laser printer cartridge.

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The high average power infrared Free Electron Laser (FEL) provides intense beams of laser light that can be tuned to atmosphere-penetrating wavelengths.

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An excimer laser is a type of laser used in eye surgeries.

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