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。
The graduation synthesis topic link is a higher vocational education important constituent, is the higher occupation application technology talented person raise key practice link.
毕业综合课题环节是高职教育的一个重要组成部分，是高职应用性技术人才培养的关键实践环节。
Higher environmental temperature is beneficial to the growth of Tricholomataceae L1 and its protein synthesis.
较高的环境温度有利于口蘑菌l1的生长和蛋白质的合成。
The logic synthesis of VHDL language is a method that the description of higher abstract hierarchy is shifted to lower one automatically.
VHDL语言的逻辑综合就是将较高抽象层次的描述自动转换到较低抽象层次描述的一种方法。
In higher plants, the regulation of sucrose synthesis, transport and distribution represents a complex process.
在高等植物中，蔗糖的合成、运输与分配是一个复杂的过程。
APRT coding gene was active during the development of somatic embryogenesis, this indicated a way of nucleotide remedial synthesis existed during embryogenesis or embryo development in higher plant.
APRT编码基因在体细胞胚发育过程中的活跃表达，意味着在高等植物胚胎发生或发育过程中存在核苷酸补救合成途径。
The catalyst prepared by precipitation sedimentation method had a higher catalytic activity for DME synthesis than the catalyst prepared by mechanical mixing method.
采用共沉淀沉积法制备的催化剂对于二甲醚合成的活性明显高于机械混合法制备的催化剂。
The saponin is higher when growing on 6,7-V than that growing on MS and lumination was apt to stimulating saponin synthesis comparing with darkness.
生长在6，7-V基本培养基上的黄芪愈伤组织中黄芪皂苷含量比MS培养基上的高，而且光照比黑暗更有利于黄芪皂苷合成。
Such specific mechanisms affecting enzyme synthesis have not yet been established in higher plants.
这种影响酶的合成的特殊机理至今在高等植物中还未 搞清 。
In order to realize higher motive accuracy of linkage mechanism, analysis and synthesis about its error has been doing intensively by large number researchers.
对连杆机构进行误差分析和综合以期实现较高的运动精度，一直是人们致力研究的课题。
The graphite transform ratio of 70%, 80% and 90%, which is higher than the normal slice catalyst synthesis system has been achieved by powder catalyst.
通过实验，实现了石墨转化率在70％ 、80 ％ 、90 ％ 等较高水平的粉末触媒金刚石合成，并就此与片状触媒进行了对比分析；
This new process is suitable for the synthesis of acetochlor, and its has several advantages: mild reaction conditions, less waste, no equipment corrosion, higher purity and higher yield.
研究结果表明，该工艺路线是合成除草剂乙草胺的适宜路线，该合成路线反应条件温和、三废少、无设备腐蚀、产品质量分数与收率高。
RESULTS: The albumin synthesis (13.75>2.179, P<0.05) and urea level (7.27>2.179, P<0.05) had fluctuating changes in one week, and cocultured group had higher albumin synthesis and urea level.
共同培养组与单纯肝细胞培养组在白蛋白分泌（13.75> 2.179，P<0.05）及尿素合成功能（7.27>2.179，P<0.05）存在显著性差异，共同培养组明显高于单纯培养组。
In-situ synthesis has fine soakage and cleaning interface, hut fabricating cost is much higher and unfit for large-scale production.
原位反应合成法具有浸润性好，界面清洁等优点，但制备工艺成本高，不适于规模化生产；
Conclusion Jianpi Compound Recipe combined with chemotherapy could achieve higher survival rate, reduce anemia, promote synthesis of albumin.
结论健脾复方联合化疗治疗大肠癌术后患者可提高患者生存率，减少贫血，促进血清白蛋白合成。
This synthesis had the advantages of easier operation, higher yield, and avoided using organic solvents in the addition procedure.
该合成工艺操作简便，收率较高，在加成反应中避免使用有机溶剂。
The synthesis PC series water-reducer has the better compatibility to many kinds of cement and higher performance-price ratio.
合成的PC系列减水剂对多种水泥具有适应性且性价比高。
Results:This new synthesis route has such advantages that are short time, easy control and higher yield.
结果：新合成路线与文献报道的路线相比具有反应时间短、操作简便、收率较高的优点。
As the integrated circuit density is getting higher, logical function and its synthesis are also getting more complex.
随着集成电路集成度的提高，逻辑函数的综合也更为复杂。
The wall-breaking ratios of the enzyme method and the synthesis method were very significantly higher than temperature difference method and ultrasonic method.
酶法和混合法的破壁率极显著地高于超声波法和温差法。
This method is rioted for Its one step synthesis of simplicity and higher yield.
这是一种方法简便、收率较高的一步合成法。
Catalytic activity of different solid acids were compared for synthesis of dimethyl fumarate. This route features simple operation, mild reaction condition and higher product yield.
比较了几种不同固体酸催化合成富马酸二甲酯的催化活性，结果表明该法操作方便，反应条件温和，产物收率高。
It was observed that the catalytic activity and the usable life of the treated niobic acid for synthesis of diethylene glycol dibenzoate was apparently higher than that of the untreated niobic acid.
用于催化酯化合成二甘醇二苯甲酸酯增塑剂 ，处理后固体铌酸的催化活性和重复使用寿命有明显提高。
Because the low temperature synthesis rang is very narrow, it is rather difficult to synthesize the plate of gem diamond than the higher temperature gem diamond.
由于低温板状晶体合成区间很窄，因此较中温和高温晶体的合成相对困难。
The higher grain yield in mutated strains was mainly due to abundant carbohydrate synthesis and transfer to grains during booting-filling stage .
突变株系增产的主要原因可能是孕穗灌浆期净光合速率和表观量子效率的急剧增加。
The synthesis of higher alcohols from CO hydrogenation is one of the important routes for effectively utilizing coal resource.
由合成气制低碳混合醇是煤炭资源洁净利用的重要途径之一。
Conclusions it was confirmed at transcription level that when the quantity of collagen synthesis was higher than that of collagen degradation liver fibrogenesis may be resulted in.
结论从转录水平证实胶原合成大于降解时可导致肝纤维化形成。
Conclusions it was confirmed at transcription level that when the quantity of collagen synthesis was higher than that of collagen degradation liver fibrogenesis may be resulted in.
结论从转录水平证实胶原合成大于降解时可导致肝纤维化形成。
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