Used properly, sunscreens with an SPF of 8 or higher completely block UVB radiation and prevent synthesis of vitamin d.
使用得当的防晒系数为8或更高的防晒霜在完全阻挡紫外线辐射的同时也阻止了维生素d的合成。
To communicate how the service will satisfy user's needs the brown info-block at the right hand at the bottom of the page is used (Desire, d).
为了从交流中获得满足顾客需求的信息，他们运用了网站底端右手方向的棕色信息块(期望，d)。
At last, we point out, to suit the present situation and development trend that A/D transmission and CPU etc. function block are intergrated in a chip as a microproces…
最后指出，为了适应A／D转换器和CPU等功能模块集成在一块芯片上这一微处理机的现状和发展趋势，应该认真研究和更多地采用将光电耦合器放在A／D转换器之前这种方案。
This paper analyse the dynamic characteristics of cylinder block of type ZS1105 D. I. diesel engine applying test mode analysis technique.
应用试验模态分析技术对ZS1105直喷式柴油机机体的动态特性进行了分析、研究。
Located on B1 floor of Block D, Vantone Centre, near the Jing-Guang Bridge, this restaurant features simple and elegant, yet thoroughly delicate decor.
座落在京广桥附近万通中心D座B1层的这座餐厅，朴素典雅，但又处处体现细腻心思。
Recently, poly (d, l-lactide) -poly (ethylene glycol) (PLA-PEG) block copolymers have been widely applied owing to the favorable biodegradability and biocompatibility.
聚乳酸-聚乙二醇嵌段共聚物因具备良好的生物可降解性和相容性而得到广泛应用。
To the mixed effects models which the number of support points is equal to the number of parameters, we construct D-optimal block designs.
本文对将驻点个数等于参数个数的混合效应模型做d -最优设计。
Using the program to generate 3-D multi-block abutting structured grid of reverse jet flow field with the controlling of concentration and orthogonalization.
并在此基础上采用一定的加密、正交化方法，生成了三维反向喷流流场分区对接结构网格。
Shanghai Venue: Shanghai World Plaza, 855 Pudong South Road, 33 Floor, Block D Gold Partners (Shanghai) Law Firm.
上海地点：上海浦东南路855号世界广场33楼D座金博大（上海）律师事务所。
If you spend at least fifteen minutes a day in the sun without a product to block the sun's radiation, you probably get enough Vitamin d.
如果每天在无摭挡的情况下在阳光下待上至少50分钟，你可能就会得到足够的维生素d了。
In the scheme, 2-d motion vectors are obtained by a variable block-size multiresolution motion estimation algorithm and motion estimation is realized in the wavelet domain.
在该编码方案中，运动矢量的获取采用了可变块大小的多分辨运动估计算法，运动估算在小波域中进行。
Managed Pressure Drilling; precise control; bottom-hole pressure; Block D of Myanmar field;
控压钻井；精确控制；井底压力；缅甸D区块；
Satisfactory results have been reached during the processing of 3-d seismic data from Kashan Block of Iran by using the proposed method.
在伊朗卡山地区三维地震资料处理过程中，利用该项技术很好地解决了近地表引起的静校正问题。
This article discuses the technique of configuration modeling, texture mapping in detail, and build a 3-d model, named virtual block.
本文重点对几何形态建模、纹理映射建模等技术进行了较为详细的论述，并建成了“虚拟小区”三维视景模型。
22 dam block as a typical object, a stress recheck was conducted to demonstrate the current safety of the pre-stressed pier using a 3-d finite element method.
为论证当前预应力闸墩的安全性，选取22号坝段预应力混凝土闸墩作为典型对象，采用三维有限元计算方法进行应力复核计算。
The sliding surface of rock or soil block usually appears three-dimensional feature, so, the 2-D limit equilibrium method is not good to analyze the block stability.
岩体与土体失稳的滑裂面形状大多具有三维特征，用二维极限平衡理论难以得到与实际相应的分析结果。
The sliding surface of rock or soil block usually appears three-dimensional feature, so, the 2-D limit equilibrium method is not good to analyze the block stability.
岩体与土体失稳的滑裂面形状大多具有三维特征，用二维极限平衡理论难以得到与实际相应的分析结果。
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