Complex life evolved on the Earth's surface, but not on Mars or other planets in the solar system because on those planets, early surface life was killed by UV radiation.
复杂的生命在地球表面进化，而不是在火星或太阳系的其他行星上，因为在那些行星上，早期的地表生命被紫外线杀死了。
A special material on the surface receives UV light from the sun.
表面的一种特殊材料接收来自太阳的紫外线。
The absence of an oxygen atmosphere on Mars and other planets in our solar system means that these planets also lack an ozone shield that would protect surface-dwelling life from UV radiation.
在火星和我们太阳系的其他行星上没有氧气，这意味着这些行星也缺乏保护地表生物免受紫外线辐射的臭氧层。
As the ozone layer is depleted, more UV radiation reaches the Earth's surface.
当臭氧层消失时，更多的紫外线辐射到达地球表面。
In addition, the larger than expected loss of UV light meant less stratospheric ozone up to 45 kilometers above the surface, but more above that line.
另外，紫外线的丧失量超过预期意味着距地面四千五百米高空的臭氧正在减少，且远远超于这一高度。
Since the target surface is one big, very complex projector you should treat every face on it as if it where an inverse UV projector, sucking up the image instead of projecting it.
因为目标表面是一个大的，非常复杂的放射体，你需要处理它上面的每一个面，例如在那些uv投影反转的地方，会使图像凹进去而不是凸起来。
The UV-cured ink has a similar hardness to automotive paint, and a final coat of matte or semi-gloss acrylic further protects the colored surface.
所用的防紫外线的油漆与汽车喷漆的硬度相当，最外面一层是不光滑或者说是半抛光丙乙烯材质外壳提供了进一步的保护。
All parts are made of 3042b stainless steel, surface all spray parts are anti UV, prolong the life of components with.
所有部件采用3042B优质不锈钢，表面所有喷塑部件均为防紫外线，延长喷塑部件的寿命。
This article has reviewed the research progress of surface performance of UV curing materials in terms of monomers, oligomers, initiators, fillers, substrates and curing conditions.
分别从单体、低聚物、引发剂、填料、固化基材以及固化环境等角度，综述了紫外光固化材料表面性能的研究进展。
The painting department is responsible for surface decoration of our molded parts. There are 4 paint lines to handle different UV, PU and high gloss applications.
油漆部门负责为模型配件进行表面装饰。我们有4个油漆工作线来满足不同的UVPU和高光泽的要求。
UV Raman spectroscopy has been employed to investigate the surface phase transformation of zirconia calcined at different temperatures in different atmospheres.
以紫外拉曼光谱技术研究了在不同焙烧气氛中氧化锆样品的表面晶相结构及其转变过程。
The PLLA membrane was immersed in hydrogen peroxide solution under UV-light to introduce the macromolecular hydroperoxide groups on the membrane surface.
采用过氧化氢溶液中紫外光氧化的方法在PLLA膜表面引入了大分子过氧化氢基团。
The UV-visible spectra show two bands corresponding to the transverse and longitudinal surface plasmon (SP) absorption at 532 and 720 nm, respectively, for the colloidal GNFs.
可见紫外线光谱分析显示，胶状纳米金花的横向和纵向表面等离子体（SP）的吸收波段分别是532和720纳米。
There are integrated equipments on vacuum sputtering plating which can provide surface fabrication such as UV, NCVM, EMI, induration.
真空（溅）镀膜有完整的加工设备，可提供UV、不导电NCVM、EMI、硬化…等表面加工处理。
Low viscosity, flame retardant with exceptional surface. Clear, tints and opaque colors. UV-stabilized.
粘度低，表面特殊的火焰阻燃剂。清晰，色彩和不透明的颜色。紫外线稳定。
It offers enhanced surface appearance, it also exhibits similar UV weathering characteristics compared to 8267g HS BK-106.
它提供了增强的表面外观，也具有相似的紫外耐候房协浅滩相比，8267G- 106的特点。
This paper is related to surface modification of PE films by combining plasma pretreatment with UV-induced graft polymerization, in order to improve the antithrombogenicity of polyethylene (PE) films.
本文采用等离子体和紫外照射接枝技术对医用高分子材料聚乙烯进行表面改性，以提高其抗凝血性能。
The product exhibits excellent clarity, toughness, chemical resistance, surface hardness, mar resistance, dimensional stability, and UV light screening properties.
该产品具有优良的透明度，韧性，耐化学性，表面硬度，抗磨损，尺寸稳定性，和抗紫外线等特点。
By irradiation of UV light, the surface activities of azo derivatives were significantly changed.
在U V光照射下，偶氮衍生物的表面活性有重大改变。
The Viking lander missions showed the present surface environment of Mars to be unfavourable for life due to the absence of liquid water, intense UV radiation, and oxidizing soils.
维京登陆任务显示，由于没有水，强紫外辐射，氧化性的土壤，当前火星表面不适合生命生存。
In this paper a general review on the progress of modifying polymeric surface through UV - induced graft polymerization is presented.
本文总结了利用紫外光接技改性聚合物表面的研究进展。
It has been known that UV-curing coatings is difficult to adhere onto the plastic substrates that show very low surface free energy.
紫外光固化涂料在表面自由能低的塑料底材上附着极为困难。
METHODS the air, UV intensity, the object surface, staff's hands, and the using of disinfectant were detected.
方法对新生儿水疗室空气、紫外线强度、物体表面、工作人员手、使用中消毒液进行采样检测及细菌菌落计数。
The surface modification methods of UHMWPE fibers are described in this paper, especially the advantages, mechanisms and techniques of photocrosslinking and photo grafting by UV irradiation.
本文对UHMWPE纤维的表面改性方法进行了概述，重点介绍了紫外辐照交联和紫外光接枝改性的优点、机理和工艺，并提出了目前紫外辐照改性中尚存的问题。
The surface layer and the maintenance of light film, but also has anti UV, automatic removal of dirt and other characteristics.
面层加维护光膜，更具有抗紫外线、自动铲除积污等特色。
Pervasive affinity ability, acid, resistance to high temperature, UV, scratches, the product need professional, suitable for luxury cars and luxury paint surface.
具有渗透亲和能力，耐酸、抗高温、抗紫外线、抗划痕，本品需专业操作，适合于高档进口轿车及高档油漆表面。
In the CPS (Compact Prototyping System) stereolithography apparatus, the UV light is used as a light source, and the optic fiber transmits the light to the resin surface to model while scan.
光固化成型系统中，以紫外灯作为光源，通过光纤传输紫外光到液面，进行扫描成型。
The UV-VIS-NIR reflectance spectra of the Moon are an important tool to interpret Moon surface composition.
月球紫外-可见-近红外反射光谱（强度，反照率以及吸收特征）是研究月球表面物质组成的重要手段。
Conventional UV-curable inks tend to be more aggressive, bonding to a slightly greater surface area.
传统的UV固化墨水比较强烈的，能够作用到大一点基材区域。
Conventional UV-curable inks tend to be more aggressive, bonding to a slightly greater surface area.
传统的UV固化墨水比较强烈的，能够作用到大一点基材区域。
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