Under the same conditions, free radical concentration is more in soft wood than in hard wood due to the higher lignin content in the former.
相同条件下，针叶材自由基浓度大于阔叶材，这是由于前者木素成分大于后者的缘故。
The free radical concentration (Ng) of kerogen is a valid index to study thermal maturation of organic matter and paleotemperature of sedimentary basin.
干酪根自由基浓度是研究有机质热演化的有效指标之一。也是研究沉积盆地古地温的热参数之一。
In the high hydroxyl radical concentration system, these antioxidants may show antioxidant effect, but in the low hydroxyl radical concentration system, they may promote oxidation.
在羟基自由基浓度较高的体系，抗氧剂表现出抗氧化作用；而在羟基自由基浓度较低的体系，抗氧剂反而表现出促氧化性。
After high intensity of sports, the free radical concentration will be increased apparently, therefore, to study the recovery of the free radicals has been a focus on the sports fatigue.
大强度运动后，机体的自由基的浓度显著增加，因此，如何探讨运动后机体自由基的恢复，成为运动疲劳研究的一个热点。
Thermal simulation experiments of kerogen samples show that free radical concentration would first increase and then decrease along with increasing thermal evolution degree of kerogen samples.
干酪根样品热模拟实验结果表明，随着干酪根热演化程度的增高，自由基浓度表现出先升后降的变化特征。
Hydroxyl radical (OH) plays a key role in the tropospheric chemistry, so the measurement of its concentration is very important.
氢氧自由基(OH)在对流层大气化学中起着重要的作用，因此，对其浓度的测量具有重要意义。
The relative concentration distribution and width of OH radical can be displayed from planar fluorescence images.
由平面荧光图可得到氢氧基相对浓度分布和它的宽度。
Effects of ethanol concentration and reaction time were compared on DPPH free radical scavenging activity of egg white protein hydrolysates in this paper.
对比分析乙醇浓度和反应时间对四种蛋清蛋白酶解物清除DPPH自由基活性的影响情况。
CONCLUSION: High concentration of glucose inhibited endothelium-dependent vasorelaxation and this effect was unlikely mediated through activating oxygen-derived free radical production.
结论：高浓度葡萄糖抑制内皮依赖的血管舒张，这种作用不是通过增加氧自由基的产生介导的。
OBJECTIVE to study the effects of the reaction time to the concentration of superoxide anion radical (o 2 -) produced in the alkaline dimethyl sulfoxide (DMSO) solution.
目的研究二甲基亚砜碱性溶液中时间对超氧阴离子自由基浓度的影响。
Glycoprotein on the organic free radical (DPPH) and hydroxyl radical scavenging effect significantly, and with the increase of concentration of PDGP, scavenging ability increased.
玉竹糖蛋白对有机自由基(DPPH)和羟基自由基有明显的清除作用，并且随着PDGP质量浓度的增加，清除能力增强。
It is found that the relative concentration of free radical formed in PE added TMPM is higher than that of PE added PMPM when radiation dose is relatively high.
发现，在辐照剂量较大时，添加TMPM的PE的烷基自由基相对浓度大于添加PMPM的烷基自由基相对浓度。
The quality evaluation of grape seed extract was illustrated from its normal quality, concentration of effective components, oxygen radical absorbance capacity.
本文综合概述了葡萄籽提取物常规品质，有效成分含量，抗氧化性能的质量评定。
The pomegranate juice and apple juice had no evident effect on TAOC and concentration of free radical in the heart tissue of aged rats.
苹果汁、石榴汁对老龄大鼠心脏抗氧化能力及自由基水平均无显著性影响。
Using an air-H_2O DC corona radical shower system, the influences of reside time of flue gas in the reactor, velocity of flue gas and NO concentration on NO oxidation process were studied.
运用以湿空气为自由基源物质的直流电晕自由基簇射系统，研究了烟气在反应器内的滞留时间、烟气流速和NO浓度对NO氧化过程的影响。
The main result is as follow: 1. Carried out the concentration of tea infusion clearance of DPPH free radical screening research.
主要结果如下：1。开展了茶汤清除DPPH自由基的浓度筛选研究。
The main result is as follow: 1. Carried out the concentration of tea infusion clearance of DPPH free radical screening research.
主要结果如下：1。开展了茶汤清除DPPH自由基的浓度筛选研究。
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