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1)  concentration differentiation effect
浓度分异效应
1.
As oil-field water and deep groundwater lie in a reduction or weak reduction environment, the concentration differentiation effect of uranium is not obvious; in contrast, phreatic water is in an oxidation enviornment and.
油田水和深层地下水由于处在还原和弱还原环境中,铀的浓度分异效应不显著;潜水处于氧化环境中,铀的浓度分异效应显著,储集着与油气有关的信息。
2)  concentration effect
浓度效应
1.
There is an unique concentration effect in p xylene liquid phase oxidation, that is , the reaction time become shorter with the decreasing of p xylene initial concentration, but the absolute reaction rate doesn't show a big change.
PX氧化有着独特的浓度效应 ,即反应时间随总反应物浓度的减少同步减少 ,而绝对反应速率变化不大。
2.
The UV-VIS spectra of nine organic iron-sulfur cluster complexes have been assigned, and their concentration effect has been studied.
本文研究了某些铁-硫原子簇络合物紫外-可见光谱220~230nm吸收带λ_(max)的浓度效应,△λnm随络合物结构对称性增加而减小,随浓度基数增大而变大的变化关系,该类型络合物紫外-可见光谱吸收峰的归属;计算了Fe~Ⅱ分裂能△值;配体上的取代基效应,以及在二氯甲烷等溶剂中的溶剂效应。
3)  Concentration Effects
浓度效应
1.
Spectra Characteristics and Concentration Effects of CaS:Ce Prepared with NH_4Cl as Flux;
NH_4Cl作助熔剂合成CaS:Ce的光谱特性及其浓度效应
2.
Techniques for high-precision measurements of Fe isotope ratios using MC-ICP-MS at both low-and high-resolution modes have been reported in detail,which includes assessments of isobaric inferences,matrix effects,concentration effects and long-term repeatability.
详细报道了在低分辨和高分辨模式下运用MC-ICP-MS进行Fe同位素比值高精度测试的方法,对Fe同位素测定过程中谱峰干扰、基质效应、浓度效应、仪器测试的长期重现性等问题进行了评估,并对两种运行模式的测试结果进行了对比。
4)  Pseudo-concentration effect
假浓度效应
5)  high-concentration effects
高浓度效应
1.
The high-concentration effects of transmission fluctuati.
研究表明,随着浓度增大,逐渐增强的高浓度效应会导致测量值越来越严重地偏离理论值。
6)  median growth concentration
半效应浓度
1.
The effects of rare earth on the growth of three crops (rice, rape, soybean) in three kinds of soils (red soil, yellow fluvo-aquic soil, yellow cinnamon soil) were studied by organization for economic co operation and development (OECD) method, and the EC50 (median growth concentration) values were obtained.
从半效应浓度 (EC5 0 )值看 ,在供试条件下 ,混合稀土对红壤上水稻和油菜以及黄潮土上大豆生长量的抑制作用较大 ,毒性相对也较强。
补充资料:浓度分带
分子式:
CAS号:

性质:根据异常元素的含量变化,在空间上划分的若干连续的浓度区间。是指同一组分的含量自矿化中心或异常中心向外有规律变化的现象。对于主要成矿元素来说,一般表现为由矿化中心向外浓度逐渐降低,而对于出现负异常的某些元素来说,表现为由异常中心向外浓度逐渐升高。浓度分带可根据异常含量的一定等级来划分,也可根据地质成矿条件的特点来划分,它能够直观地反映异常的浓集中心。

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