质量分数

结果表明：采用N2或CO2进行气体调节，降低干燥过程气体的O2含量，可明显提高蔬菜干制品叶绿素含量和降低干制过程维生素C质量分数的损失。

The results showed that under various temperatures and decreasing O_2 content in the drying media , in which N_2 and CO_2 were used as drying media to replace partial air , the chlorophyll content and mass fraction of vitamin C of the vegetables were improved .

颜料质量分数对涂膜性能的影响

Effect of Pigment Mass Fraction on Property of Finish Film

其体积电阻率p降低约一个数量级，但只比1%（质量分数）Sft/PVA膜的p略有降低。

The resistivity decreased approximately one order of magnitude .

X射线荧光光谱法检测Au质量分数不确定度的评定&以样品Au750为例

Evaluation of Uncertainty in Gold Content Tested by X-ray Fluorescence Spectrometry

侵蚀坡地果园土壤&植被组分中N、P、K质量分数及其分布

Mass fractions and assignment of N , P , K in soil vegetation system on eroded slope orchard

福建乌龙茶Zn质量分数的分析

Analysis of Zn mass fraction in Fujian oolong tea

蔗糖质量分数和pH值对樟子松花粉发芽率的影响

Influence of sucrose quality fraction and pH level on pollen germination rate of Pinus sylvestris var. mongolica

结果表明，镁合金化学镀镍层的P含量为6.68%（质量分数），与基体结合良好。

The results showed that phosphorus content of electroless coating was 6.68 % wt , and the films ' adhesion resistance was good .

而在肩部功能方面，功能性颈清扫术的生存质量分数高于根治性颈清扫术，两者之间具有显著性差异（P＜0.01）；

Patients with functional neck dissection was significantly better than those with radical neck dissection in shoulder function ( P < 0.01 ) .

燃料的热值主要取决于燃料中C、H、O等元素的质量分数。

The calorific value of fuel is primarily determined by the mass fraction of elements such as carbon , hydrogen and oxygen .

质量分数继续增加会使纳米Al2O3颗粒发生局部团聚；

The nanometer alumina particle has the trend of local agglomeration .

文中考察了玉米粉蒸煮醪的流变特性及其与质量分数和温度的关系，得出流变参数k、n与质量分数和温度的函数关系。

So the function relation between the rheological characteristics parameter k , n and mass ratio and temperature was gotten in the study .

添加质量分数0.03%的维生素C和0.2%的葡萄糖，对腌制香椿半成品中亚硝酸盐形成有明显的抑制作用；

Vitamin C 0.03 % and glucose 0.2 % were the optimal ways to decrease the content of nitrite in the semi-product of pickled Chinese toon sprouts .

淡水珍珠中Mn元素的质量分数远高于海水珍珠的。

The content of Mn in freshwater pearl samples is quite higher than that in seawater pearl samples .

农林复合生态系统能够显著改善黑土区土壤结构，提高土壤养分质量分数，增加表层土壤的有机质和C／N。

Agroforestry eco-system can significantly improve soil structure , enhance the content of soil nutrient , and increase the organic matter and C / N in surface soil .

TiC质量分数为50%时，熔覆层具有最佳耐磨性。

The coating possesses optimal wear resistance when the mass fraction of TiC is 50 % .

当粉芯中WC质量分数超过25%后，涂层的耐磨性有所下降；

The abrasive wear resistance of the coating reduced when WC content was more than 25 % .

经高效熔体处理的铝材中的夹杂物以细小Al2O3为主，夹杂物质量分数仅为0.273%；

Inclusions in the sheet prepared hy high-efficient melt-treatment were mainly the tiny Al_2O_3 , the mass percentage of inclusions was only 0.273 % .

适宜的KCl质量分数为3%。

The suitable KCl mass fraction was 3 % .

当SBS质量分数达到7%或以上时，则形成连续相。随着SBS质量分数的增加，改性沥青的软化点和低温延度升高，针入度和高温贮存稳定性下降。

With increasing the mass fraction of SBS in modified asphalt softening point and ductility increased , penetration and stability decreased .

采用溶胶凝胶法（SOLGEL）制备了二氧化硅不同质量分数的聚酰亚胺/二氧化硅（PI/SiO2）纳米复合薄膜。

A series of polyimide / silica ( PI / SiO_ 2 ) nanocomposite films with different silica contents were successfully prepared by Sol Gel reaction .

采用微扰法，研究了不同质量分数的ZnO以及不同的热处理制度对SiO2-Al2O3-MgO-La2O3微晶玻璃系统微波介电性能的影响。

The effects of different mass fractions of ZnO and different heat-treatment procedures on the microwave dielectric properties of SiO_2-Al_2O_3-MgO-La_2O_3 glass ceramic system were investigated by perturbation method .

研究了在Sr变质的近共晶Al11.6%Si（质量分数）合金中加入混合稀土（MM）对组织的影响。

The effects of Al MM master alloy on the microstructures of near eutectic Al 11.6 % Si ( mass fraction ) alloys modified with Sr were investigated .

抗氧化物ASC质量分数下降；

Antioxidant ASC concentration decreased .

分光光度法测试表明TiO2质量分数为20%的复合微粒在聚氨酯水乳液中具有良好的分散性能，而加入质量分数为1%的十二烷基磺酸钠后，对SiO2／TiO2纳米粉末的分散性能改善最大；

Spectrophotometer shows the composite materials containing 20 % have good dispersibility in the PU aqueous emulsion which can be optimized through adding 1 % SDS .

当填充量为质量分数5%时，用TiO2改性的冲击强度可提高到普通酚醛树脂冲击强度的231%；

When the filler content of TiO 2 was about 5 % by mass fraction , the impact strength of the modified resin would be 231 % ;

研究了含氢量为11%（质量分数）的一种TiAlZr合金在室温和100℃时的氢致延迟断裂行为。

Hydrogen induced delayed fracture behavior of a Ti Al Zr alloy containing 11 % ( mass fraction ) hydrogen at room temperature and 100 ? ℃ was studied .

使用受污河水灌溉的稻田，受到一定程度的污染，Cu、Ni、Cr平均质量分数增长率分别为25.69%、22.16%和25.54%，表现出明显的累积效应。

The accumulation effect of the pollution was remarkable . The growth rate of average content for Cu , Ni and Cr was 25.69 % , 22.16 % and 25.54 % respectively .

结果表明，对于同一个人来说，脱落头发中Cu和Zn的质量分数明显低于正常头发。

The results also show that the mass fraction of Cu and Zn in dropped hair are obviously lower than those of Cu and Zn in regular hair of the same person .

通过力学性能的综合比较，PTT质量分数20%时PTT合金化PA6具有相对较优的改性效果。

By comparing the mechanical performance synthetically , alloying shows relatively better modifying effect when weight fraction of PTT is 20 % .