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- low valence metal io 低价金属离子
- Having only one metal ion or positive radical. 只有一个金属离子或正基的
- The influence of two valence metal on gel strength of agar is remarkable. 二价金属元素的存在对琼脂的凝胶强度影响最为显著。
- 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
- Meanwhile, the density of state near Fermi level increases with the change from high valence to low valence. 同时,费密能级附近的态密度随着价态变低而逐渐增加。
- 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 captured sulfur result may increase through decreasing high valence aluminum element and transition metals element content and increasing the low valence vivacious metal element content. 得出了降低煤灰中高价的铝元素及高价过渡金属元素含量和提高低价活泼金属元素的含量都可以提高煤炭燃烧固硫效果。
- 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。
- 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。
- 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。
- Combined with current situation of competitive bidding with low valence, the significance, compilation content, compilation methods and strategies of tender offer of adding profit to cost are mainly introduced in this paper. 结合当前低价竞标的实际,着重介绍了成本加利润投标报价方法的意义、制内容、制方法和编标策略。
- 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。
- It is shown that main composition in both absorptive TiO2 film and transparent TiO2 film are TiO2. In the absorptive TiO2 film partial TiO2 is changes into titanium oxide with low valence. 可以看出;不论是有吸收的还是透明的TiO_2膜;其主要成分都是TiO_2;在有吸收的TiO_2薄膜中;部分TiO_2已分解为钛的低价氧化物.
- 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。
- 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。
- It is non-oxidizing, provides the necessary solubility, will not chelate metal ions, and has relatively low toxicity. 它不仅溶解度好,而且还是非氧化性的物质,不会螯合金属离子,毒性也相对较低。
- The chelating surfactant,with a ED3A hydrophilic group,has excellent surface activity and metal ion complexing actions. 以ED3A为亲水基团的螯合性表面活性剂同时具有良好的表面活性和络合金属离子的作用。
- Metal ion data distributions were asymmetric, and variability between the groups was important. 金属离子组间数据的分布的对称性和变异性非常重要。
- It has been reported that sulfhydryl compounds play an important role in alleviating metal ion toxicity. 已有研究表明,含巯基物质对缓解金属离子的毒害起重要作用,而多胺不仅能够调节植物的生长和发育, 也参与了植物的胁迫反应,因此SAMS可能在适应铝毒中起作用。
- Senesi, N. and F.Sakellariadou(1993)Trace metal ion binding by humic acid in marine and coastal sediments. 洪富文黄菊美林光清杜清泽陈永修林照松(2000)原生阔叶林分改建人工林对土壤养分的影响。