uv light
常见例句
- There are two types of UV light that can harm your skin — UVA and UVB.
太阳光线中有两种紫外线会对你的皮肤造成伤害,即UVA和UVB。 - This type of stress, known as oxidative stress, is caused by exposure to cigarette smoke, UV light and pollution.
这种外力来源叫做氧化应激,主要是因暴露于香烟、UV光线以及污染等引起的。
bbs.edu.163.com - Under UV light, clean sand appears purple or black. Some minerals, such as calcium carbonate in seashells, glow blue, as does a shovel handle in the picture above.
紫外线照射下,干净的沙子呈紫色或黑色。有些矿物,如海贝中的碳酸钙,会闪着蓝光,就如同上图中的铁锹的把手。 - OK, so we've got UV light here, and let's see what we can see, and we lose electrons, if that's what's happening.
好了,我们已经有了紫外光源,让我们来看看能观察到什么,如果那些事情发生了,我们将会失去电子。
麻省理工公开课 - 化学原理课程节选 - We know that UV light gets absorbed by glass, so it shouldn't be able to go through the glass.
我们知道紫外光会被玻璃吸收,所以它无法通过玻璃。
麻省理工公开课 - 化学原理课程节选 - So that means we're going to need to figure out what is the energy per photon that's emitted by that UV light.
所以那意味着我们将需要,计算出从紫外光源发射出的,每个光子的能量。
麻省理工公开课 - 化学原理课程节选 - But recently, it was shown that spiking TiO2 with nitrogen ions gives it photocatalytic capabilities in UV light and visible light.
FORBES: Nanotechnology May Lead To The End Of Laundry - In early 2009 Cruver met Dr. Mark Stibich and Dr. Julie Stachowiak, who were studying Russian methods of fighting tuberculosis using UV light.
FORBES: How A New Machine Uses U.V. Rays To Blast Killer Bacteria - She peels back the note with a smile and, without even taking it out, scans my license under the UV light and lets me past.
FORBES: Technology Saves A Bad Planner 返回 uv light