A sunscreen with a protection factor of 30 allows you to stay in the sun without burning.
一种防护系数为30的防晒霜使你能够待在太阳底下而不被晒伤。
But postoperative analgesia was the protection factor.
术后镇痛为保护因素。
Use a broad-spectrum sunscreen of sun protection factor 15 +.
使用防晒指数15 +的广谱防晒霜。
But what does the SPF rating really mean? SPF stands for Sun Protection Factor.
但是防晒指数等级到底指的是什么呢？SPF是防晒系数的意思。
SPF is really sunburn protection factor, even though we call it sun protection factor.
SPF实际上是“防晒伤指数”，虽然我们常称它为“防晒指数”。
Normal constitution is the protection factor of the masked symptom of hepatobiliary system.
而平和质为中医肝胆隐症的保护因素。
Pick a sun protection factor adequate, comfortable and not too expensive to use sunscreen, it's very difficult task.
挑一支防晒系数足够、用起来舒服同时又不能太贵的防晒霜，真是太艰巨的任务。
She said that the use of sun creams and moisturisers with a sun protection factor also reduces UV absorption and so vitamin D production.
她说，使用含有防晒因子的防晒霜和保湿露也能减少紫外线的吸收和维生素D的合成。
The beach can be a great way to cool down in summer, but be careful not to get sun-burnt by using a sun cream with a sun Protection factor of at least 15 (SPF 15 +).
夏天去沙滩是很好的避暑方式，但要小心不要被太阳晒伤，使用防晒指数最少为15的防晒霜。
Contain nano protection factor, can separate the atmosphere pollution and ultraviolet radiation and then keep the damage away from your skin, finally it can protect your skin.
蕴涵纳米防护因子：隔离空气的污染及紫外线的的伤害，保护肌肤。
However, there are gaps in scientifi c knowledge about exactly how colour interacts with other factors to infl uence a fabric’s ability to block ultraviolet protection factor (UPF).
但是，关于颜色到底是怎样与其他因素作用来影响布料紫外线防护系数（UPF）的科学知识还存在一些缺口。
Often this simply enables a sunscreen with a sun protection factor (SPF) to dry clear and disappear into the skin rather than forming a white paste that takes all day to rub in.
通常这会增加防晒霜遮阳剂的防晒指数(SPF)，使防晒霜更易干，可以融入皮肤，而不是在皮肤上糊一层白，要一天时间才能吸收。
The paper provides easy-to-understand daily life indexes such as the ultraviolet ray index, morning exercise index, sun protection factor index, carwash and heat stroke indexes.
该报纸提供了一些诸如紫外线指数、晨练指数、防晒指数、洗车指数以及中暑指数等简单易懂的每日生活指数提示。
However, there are gaps in scientific knowledge about exactly how colour interacts with other factors to influence a fabric's ability to block ultraviolet protection factor (UPF).
但是，关于颜色到底是怎样与其他因素作用来影响布料紫外线防护系数(UPF)的科学知识还存在一些缺口。
Protection for the operator and passengers will remain a key factor.
尽管如此，对操作人员及旅客安全的保护将始终是首要考虑的因素。
To be fair, the level of enforcement or protection you've provided a work can be a factor in how much damages are awarded.
为了公平起见，对于作品保护的级别是衡量遭受侵权程度的因素。
Factor 15 offers all-day protection only if it is applied thickly.
只有人们把防晒霜涂得很厚时，15倍的防晒系数才能够起到全天保护的作用。
The National Institute for Health and Clinical Excellence (Nice) published guidance in January saying people should wear broad spectrum sunscreens with a minimum factor 15 sun protection (SPF).
英国国家健康与临床优化研究所在其一月份公布的健康指南中曾指出，人们应该涂抹防晒系数不小于15的广谱防晒霜。
A surprising finding was evidence of a protective effect of pregnancy as well, since the expression of many hormone and growth factor signaling genes suggests protection.
一个令人惊奇的发现是怀孕也有保护效应，因为许多表明保护作用的激素和生长因子信号基因也有表达。
Besides, People's poor awareness of environmental protection is also another important factor contributing to environmental problems.
此外，人民可怜的环保意识也是造成环境问题的另一个重要因素。
Objective To investigate protection of biological activity and controlled release of growth factor by means of drug controlled release technique in tissue engineering.
目的研究应用药物控制释放技术，在组织工程中实现对生长因子的活性保护和控制释放。
In this article, the main factor to influence the steady of slope will be analyzed and more protection measures to slope management will be discussed.
本文分析了影响铜厂矿区边坡稳定的主要因素，并对今后边坡管理采取的防护措施进行了探讨。
Because the theory of relativity is known to permit causal loops, chronology protection would require some other factor to intercede to prevent travel into the past.
由于已知相对论是允许因果回圈的，所以时序的保护就得动用到别的干预因素，以免回到过去。
Conclusion: XSH could stabilize endothelial cell of blood vessel, reduce inflammatory factor, regulate cytokine. XSH had good protection to cardiac muscle cell.
结论：XSH具有稳定血管内皮细胞，降低炎性因子，调节细胞因子，对心肌细胞具有很好的保护作用。
Filtering speed is a very important factor to determine the function of environmental protection dust removal equipment.
过滤速度是决定环保除尘设备功能的一个很主要的要素。
Filtering speed is a very important factor to determine the function of environmental protection dust removal equipment.
过滤速度是决定环保除尘设备功能的一个很主要的要素。
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