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Influence of Metal Ion Contents on Enzymatic Deinking Process ZHANG Su-feng g. 用量左右。关键词:酶脱墨;金属离子;螯合。
The adulterated edible oil could be determined by detecting the regular physicochemical indexes, metal ion content, conductivity, SDBS content, AFB1, volatile material, fatty acid composition, cholesterol, IR and UV characteristic absorption. 通过对油脂的常规理化指标、金属离子含量、电导率、十二烷基苯磺酸钠(SDBS)、黄曲霉毒素、挥发性物质、脂肪酸组成、胆固醇、红外及紫外特征吸收等指标进行定性定量分析，可以鉴别食用油是否掺伪。
While in the North and inland areas used to more high groundwater, salinity, metal ion content of more than the combined with intenerated so that water softeners but ion number unchanged. 而敌国不朔方及腹不天不天域所用自来不众为不天下火，矿化度矮、金属离子含度众，虽不纬增不硬化剂使火不硬化但总离子数稳定。
metal ion content 金属离子含量
Having only one metal ion or positive radical. 只有一个金属离子或正基的
The study on the metal ions content in the ten plant material of papermaking 十种植物造纸原料中金属离子的含量研究
To combine(a metal ion)with a chemical compound to form a ring. 把（一个金属离子）与化学复合物结合成环
To combine(a metal ion) with a chemical compound to form a ring. 把（一个金属离子）与化学复合物结合成环
The metal ion and the anion of the mineral acid form an insoluble salt. 金属离子和无机酸的阴离子生成一种难溶的盐。
When rare earth metal ion is used, the tetrazine is opened with unusually way. 而稀土与四嗪作用时发现四嗪环的异常开环。
The increasing trend of the total ion content from east to west is consistent with their spatial autocorrelation. 河水离子总量自东部向西部递增的趋势在该水系空间自相关图中得到很好的反映.
The synthesis conditions, chelant, metal ion and buffer were optimized. 确定了最佳的合成方法、螯合剂、金属离子和缓冲体系。
When the water mass fraction is higher than 50%, its EC is determined only by the total ion content without connection with the moisture. 当基质质量含水率大于50%25后，电导率主要受基质内离子总量的影响，可忽略水分的影响。
This article described the principle and experimental method of determining fluorine ion content of water by method of ion selective electrode. 本文阐述用离子选择电极法测定水中氟离子含量的原理及实验方法。
In this paper the application of photothermal deflection spectroscopy to the detection of fluoride ion content in water is described. 本文应用光热偏转光谱(PDS)检测水中微量元素氟离子的含量。
In complex formation, the metal ion is usually titrated with the standardized EDTA Solution in order to determine the metal content of sample. Therefore, it is widespreadly applied in practice. 在配位滴定中,常用标准的EDTA溶液滴定金属离子,达到测定试样中金属含量的目的,因而在实际中有广泛的应用。
Inhibit the catalytic oxidation of metal ion to the oil as well as the corrosion of sulfide to the copper. 抑制金属离子对油品所氧化催化作用及硫化物对铜的腐蚀作用。
The uncertainty of measurement for the determination of chloride ion content in compound fertileizer by ammonium thiocyanate titration method was evaluated. 对硫氰酸铵滴定法测定复混肥料中氯离子含量的测量不确定度进行了评定。
The desalinated seawater treatment employing frozen centrifugation technology was studied, and the mainly ion content before and after the processing was analyzed. 摘要利用冷冻离心法处理浓海水样品，并对处理前后各个水样主要离子含量进行分析。
Both adsorbents have been used to decolorizeand remove toxic metal ion from waste water in printing and dyeing process. 测定两种吸附剂的性能;探讨两种吸附剂对印染废水的脱色和对有毒金属离子的去除。