ultraviolet rays

ultraviolet rays (= that cause the skin to go darker)

紫外线

The ozone layer surrounding the earth protects our skin from being hurt by the ultraviolet rays.

环绕地球的臭氧层保护着我们的皮肤免受紫外线的伤害.

Ozone is best known for its role in screening the Earth from harmful ultraviolet rays from the Sun

臭氧最广为人知的作用是保护地球免受太阳紫外线的伤害。

Teflon PTFE electret with 300V to 1500V surfact voltage, disinfected by ultraviolet rays, acted on the ACTT 25923 staphylococci aureus with the concentration of 10 4 for 1 to 24 hours, respectively, then we began to observe the bacteriostasis of the electret.

表面电位为－300V～－1500V的Teflon PTFE驻极体，经紫外线消毒后，对浓度为10－4的ACTT25923金黄色葡萄球菌分别作用1～24小时，观察驻极体对该细菌的抑菌作用。

The ozone layer shields the earth from the sun's ultraviolet rays.

臭氧层保护地球不受太阳紫外线的辐射。

Ultraviolet rays can penetrate through clouds.

紫外线可以穿透云层.

The sun's ultraviolet rays are responsible for both tanning and burning.

阳光中的紫外线是皮肤晒黑和灼伤的根源。

Lastly, sepia-toned melanin in response to ultraviolet rays, appears in large amounts.

最新研究, 黑色素通过紫外线辐射会大量激增.

But sun protection is not only about keeping your skin white, but also about protecting your skin from ultraviolet rays.

但防晒不只可以让肌肤保持白皙，还能保护你的皮肤远离紫外线。

Solar light can send off ultraviolet rays, just like the sun does.

太阳灯能够像太阳一样放射出紫外线.

Some studies link long term exposure to ultraviolet rays ( UV ) to cataract formation.

有些研究认为白内障的形成与眼睛长期暴露在紫外线下有关.

Melanin protects from ultraviolet rays so victims run a much higher risk of skin cancer.

黑色素可防止紫外线伤害，所以白癜风患者发生皮肤癌的危险较高。

Thermal radiation ranges in frequency from infrared rays through visible light to ultraviolet rays.

热辐射的频率范围从低频的红外辐射到高频的紫外辐射.

Attenuated total reflection ( ATR) technique has been used to examine the change of characteristic absorbances of some structures of tussah silk by increasing time of irradiation with ultraviolet rays.

采用ATR技术测定柞丝绸随紫外光辐照时间的增加，某些结构特征吸收强度的变化规律，研究了柞丝绸经辐照后结构的改变及泛黄的机理。

Under ultraviolet rays, oxygen is photolysis, thus producing ozone.

空气中氧气在紫外光的照射下, 发生光解作用, 产生臭氧.

The protection effect of moringa oil against ultraviolet rays radiation damage on mice for the development of skin protection cream was studied.

研究辣木油对小鼠抗紫外线损伤的保护作用，为开发防晒护肤品提供实验依据。

Some had turned gray to reflect and survive in the strong light and oppressive ultraviolet rays.

为了躲避沙坨里咄咄逼人的紫外线照射,在强光下生存,多数植物又演变成灰白色以反射阳光.

ultraviolet rays

紫外线

Ultraviolet rays, dust, air-conditioning can make your skin coarse.

紫外线 、 灰尘 、 空调等都会使皮肤粗糙.

Anti-UV: AAS , as a screen can reflect and hold back harmful ultraviolet rays.

抗 紫外线: AAS作为屏幕,将大部分紫外线反射或阻隔.

A study of antirachitic effect of sunlight ultraviolet rays on young dogs the comparison between sunlight regulation of China and Japan

北京农村住宅日照卫生标准的研究&居室内阳光紫外线对小狗抗佝偻病的实验研究中日住宅日照规定体系比较

It's called ultraviolet rays.

它被叫做紫外线.

Ultraviolet rays will make your skin age faster, and make you grow wrinkles.

紫外线会使你的肌肤加速老化, 让你长皱纹.

Experimental observation on efficacy of ultraviolet rays and heat in inactivating poliomyelitis virus

紫外线和热力灭活脊髓灰质炎病毒效果的试验观察

One reason for the rise in sunburn could be the hole in the ozone layer-the protective layer that shields the Earth from the sun's harmful ultraviolet rays.

晒伤增多的一个原因可能是臭氧层空洞，而臭氧层是保护地球不受太阳紫外线危害的保护层。

The yellow Drosophila melanogaster were irradiated by ultraviolet rays.

对紫外线照射黄身果蝇进行了研究.

A sun cream provides adequate protection against harmful ultraviolet rays.

使用防晒霜可以保护皮肤不受紫外线的伤害.

The thermosphere, which blocks harmful ultraviolet rays, expands and contracts regularly due to the sun's activities.

热层可以阻止有害的紫外线，根据太阳的活动定期扩大和收缩。

Asthmatics, at least , could benefit from measured doses of ultraviolet rays , according to scientists.

但是科学家则发现, 适量的日晒可以遏制住哮喘病的发作.

As it is well known, the ultraviolet rays can be widely applied to disinfection, physical treatment, detdctive discrimination and exposure optical carving etc.

紫外线的应用很广泛，如紫外线杀菌消毒，紫外线理疗，紫外线荧光分析和鉴别侦破，紫外线曝光光刻等。