根据“Researchers have developed paper that can be printed with UV light, free from the need for ink.”可知,这种纸可以用紫外光打印,不需要油墨。故选C。【小题2】推理判断题。根据“People can clear the information away on the light-printable paper by heating it to 120℃ and it can be ...
UVlight(紫外线)isbadforyoureyes.Wearingsunglasses(1)___thebestwaytoprotectyoureyes.Sowearapairofsunglasseswhenyou'reoutinthesun.Youshouldcareforyoureyesby(2)___(wear)glasseswhenwatchingsports.It'seasyto(3)___/hɪt/yourunprotected(未受保护的)eyes.Anddon'tgetclosetofireworks(烟火)becauseitcould...
2. Why is the ability to detect UV light a?A. Because it helps them stay warm.B. Because it makes their feathers grow.C. Because it helps them find food and avoid predators.D. Because it improves their sense of smell and hearing. 相关知识点: 试题来源: 解析 C. Because it helps ...
1摩紫外线中有多少光子 原题是这样的...有一种UV light,波长为325nm,问:What is the energy of a mole of these p
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As a reference for navigation in flight, lots of insects use UV emissions from celestial objects. This is the reason; a light at times attracts flying insects by making troublesome in their navigation process. Disadvantages of Ultraviolet (UV) ...
aThe objective of this study is to examine the association between shareholder involvement in 这项研究宗旨将审查协会在股东介入之间[translate] aMany people know you at your place 许多人认识您在您的地方[translate] aThe uv light is better use of UV glue 紫外光是对紫外胶浆的更好的用途[translate]...
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光催化技术,因为 UV 光只占用阳光谱的一小部分 翻译结果4复制译文编辑译文朗读译文返回顶部 photocatalysis,因为紫外线灯只占据一小部分的“阳光直射频 翻译结果5复制译文编辑译文朗读译文返回顶部 相关内容 a有胸垫,无钢托,独特荷叶花边设计更能体现性感曲线 ,后背的镂空更显您的高贵 Has the chest pad, without th...
Wavelength of Blue Light Visible light is a form of energy and part of the electromagnetic spectrum. Radio waves, microwaves, X-rays, and other kinds of light are also part of the electromagnetic spectrum, but visible light is the only part of it human eyes can see. ...