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。
The authors note that the novelty factor of having an exercise bike did wear off so additional motivation would be needed to keep employees using them.
该项研究报告的作者们提醒到，在办公室中引入这种健身自行车的做法别具匠心，但这种新鲜感会逐渐消逝的，所以可能还需要其他一些动力激励员工持续使用它们。
This paper presents the application of wear particle analysis to the study of the effect of a particular factor (e. g. ionitriding temperature) on bearing failure.
本文介绍了磨损粒子分析在研究特殊因素(如离子氮化温度)对轴承失效的影响中的应用。
The test results show that wear particle analysis can be used to compare the effect of the variation of a particular factor on wear processes.
试验结果表明，磨损粒子分析能够用来比较特殊因素的变化对磨损过程发生的影响。
This paper sets forth the fact that the eccentric action of coil spring is an important factor in the causation of abnormal vibration of vehicle and severe wear on bolster guide.
本文指出螺旋弹簧有偏离中心的弹性作用，是引起车辆不正常振动和摇枕纵向挡严重磨损的一个重要因素。
The high-speed multicycle impact and speed, load fluctuant characteristics is a key factor that has influence on resistance to wear and resistance to multicycle impact for automotive engine chain.
汽车发动机链条的高速多冲特性以及速度与载荷的交变特性，是影响其耐磨性能和多冲抗力的关键因素。
Aging wear, poor reliability and disasters and accidents, use environment, unreasonable storage, human factor etc cause of education equipment failure.
老化磨损、可靠性差、灾害事故、使用环境、不合理储存、人为因素等都是引发教育装备发生故障的原因。
High carbon steels are the most hardenable type of carbon steel and are used frequently for parts where wear resistance is an important factor.
高碳钢是最能被硬化的一种碳钢，常常用于高耐磨性很重要的地方。
Another factor is that people wear less clothes in hot days and expose the white spots.
另外一个因素是，人们少穿的衣服在炎热的天气和暴露的白色斑点。
The abrasiOn wear of ore-accumulation drive-over hopper is an important factor restricting increasement of equipment operation rate and production capacity.
通过式漏斗的磨损是制约选矿厂设备作业率及生产能力提高的重要因素。
On the basis of a large amount of data measured, the wear model is developed on the basis of analysis of the mechanisms and influencing factor of work roll wear for 2800 four-high mill.
在大量实测的基础上，分析了2 80 0四辊轧机工作辊的磨损机理及影响因素，建立了工作辊磨损模型。
Thermal ablation wear is a key factor in deciding the life of a rapid-fire-gun barrel.
热烧蚀磨损是决定速射火炮身管寿命的关键因素。
The aluminum alloy caterpillar track, the friction factor is small, pulls the piece to be smooth, sur - stainless steel wear-resisting frame.
铝合金链轨，磨擦系数小，拉片平顺，外加不锈钢耐磨边框。
The resistance to wear of resin composite is an important factor that determines the clinical success.
复合树脂的耐磨性是决定临床疗效的重要因素。
The wear resistance of metallic clothing is an important factor influencing the quality of spinning and the productivity.
金属针布广泛用于梳棉机中，其耐磨性能对纺纱质量和生产率有很大影响。
During the course of the analysis, besides traditional way of typology and the analysis way of the cultural factor, I would adopt the method of use-wear analysis and residue analysis.
在分析过程中，除了采用较传统的类型学方法和文化因素分析法以外，还采用了微痕分析法和残留物分析法。
In single factor test, the influencing factor of tools wear was discussed, such as tool material, cooling conditions, cutting depth and feed speed.
以单因素实验法分别考察了刀具材料、冷却条件、切削深度、进给速度等对刀具磨损的影响规律。
The advantage is weaving science, wear resistance, aging resistance, corrosion resistance, anti-exposure, low flexibility, high safety factor.
其优点是编织科学、耐磨损、耐老化、耐腐蚀、防暴晒，伸缩性低，安全系数高。
Metallic clothing is widely used in carding machines. The wear resistance of metallic clothing is an important factor influencing the quality of spinning and the productivity.
金属针布广泛用于梳棉机中，其耐磨性能对纺纱质量和生产率有很大影响。
This kind of crankshaft possesses very good wear-resistance and high fatigue strength which is higher by a factor of 1.40 than that of advanced technologies informed.
这种曲轴具有很好的耐磨性和很高的疲劳强度，比已报道的较高数据还高出40%以上。
This kind of crankshaft possesses very good wear-resistance and high fatigue strength which is higher by a factor of 1.40 than that of advanced technologies informed.
这种曲轴具有很好的耐磨性和很高的疲劳强度，比已报道的较高数据还高出40%以上。
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