查询词典 chloride ion

Chlorophenol and 4-chlorophenol can be transformed to phenol and chloride ion and 2, 4-dichlorophenol to phenol, chloride ion and a small amount of 2-chlorophenol and 4-chlorophenol.

2-氯酚和4-氯酚被还原脱氯生成苯酚和氯离子，2，4-二氯酚被还原脱氯生成苯酚、少量的2-氯酚和4-氯酚以及氯离子。

Effects of treatment period, external applied current density, chloride diffusion coefficient and rate constant on the extraction ratio of chloride ion are discussed.

利用数学模型数值模拟研究了处理时间、电流密度、氯离子扩散系数和速度常数等相关因素对脱氯过程的影响，为铁器文物保护方案的制订提供理论依据。

The analytical methods to determine COD in chemical wastewater by using silver nitrate in place of mercury sulfate to mask chloride ion were studied; Extracting silver chloride precipitation from the determined COD waste liquid, the feasibility of preparing silver sulfate catalyst by the direct reaction of silver chloride and concentrated sulfuric acid was analyzed.

研究了用硝酸银代替硫酸汞掩蔽氯离子测定化工废水中COD的分析方法；试验了从COD测定废液中提取氯化银沉淀，直接用氯化银与浓硫酸反应制备硫酸银催化剂的可行性。

The results indicate that the amount of chloride ion sedimentation is attenuated by the natural logarithm function of distance from external surface of the sample,and the corresponding attenuation rate is changed greatly by the ratio of water to cement and mineral admixture such as slag. Chloride ion is mainly deposited in surface zone under dry-wet cycle condition.

试验结果表明：混凝土内部不同位置处水溶性氯离子的沉积量与离表面的距离之间存在自然对数的衰减关系，且混凝土的水胶比和矿渣等因素对其衰减速率存在较大的影响。

The results show that sulfite ion increases with pH value and concentration of sodium sulfite, which results in the increase of solubility of silver chloride. In the circular leaching solution, the solubility of silver chloride becomes lower with the increase of concentration of chloride ion.

结果表明：pH值的增大和亚硫酸钠浓度的提高，使与银配位的亚硫酸根离子增多，从而氯化银的溶解度明显提高；在亚硫酸钠循环浸出氯化银的过程中，溶液中不断积累的氯离子导致浸银效果逐渐变差。

The influences of pH value, concentrations of sodium sulfite and chloride ion on leaching of silver chloride by sodium sulfite were studied based on coordination equilibrium.

利用配位化学理论，研究了pH值、亚硫酸钠浓度、氯离子浓度对亚硫酸钠浸出氯化银的影响。

The electrolytic production are the middle matters of organic chloride and final matters of organic chloride besides dicarbonate . This may limit the application of electrochemical technology .Must consider the production and control of organic chloride when electrolysis organic wastewater concluding chloride ion.

苯酚和腐植酸在氯离子体系中的电解产物除了有CO_2这样的小分子气体外，还生成了有机氯中间体和最终产物，这可能会限制电化学氧化法的应用，在电解处理含氯的有机废水时必须考虑有机氯的形成和控制问题。

The effects of solution\'s pH value, mol ratio between phenyl aldehyde and L-Arginine, concentrations of sodium chloride, ammonia chloride andL-Lystine, initial concentration of L-Arginine on precipitation rate of a -tolylene arginine were investigated, the results indicated that phenyl aldehyde precipitation method\'s appropriate pH value was higher than 11, suitable mol ratio between phenyl aldehyde and L-Arginine was 1.25, initial concentration of L-Arginine was must higher than 15g/L, sodium chloride had little effect on precipitation rate, on the contrary, ammonia chloride and L-Lystine had great effect on it, both of them must be eliminated; At the same time, adsorption isotherm at 25 C of L-Lystine on anion exchange resin A was measured, the result showed that the maximal equilibrium adsorbance was 30mg/g, the influences of solution\'s pH value, temperature, concentration of chloride ion on adsorption of L-Lystine by anion exchange resin A were also studied, the results indicated that appropriate operational pH value was 0.5 0.2, the effect of temperature on adsorption ratio was little, process could be operated at room temperature, the concentration of chloride ion must be eliminated.

考察了溶液pH值、苯甲醛与L-精氨酸摩尔比、氯化钠与氯化铵浓度、L-赖氨酸浓度、L-精氨酸初始浓度对苯甲醛沉淀L-精氨酸的影响，结果表明，沉淀反应的适宜pH值大于11，苯甲醛与L-精氨酸的适宜摩尔比为1.25，(来源：Aa6BC论文网www.abclunwen.com)L-精氨酸适宜的初始浓度在15g/L以上，氯化钠的存在对沉淀率基本上没有影响，而氯化铵和L-赖氨酸的存在使沉淀率下降；同时测定了25℃时阴离子交换树脂A吸附L-赖氨酸的吸附等温线，表明其最大平衡吸附量为30mg/g，考察了溶液pH值、温度、氯离子浓度对阴离子交换树脂A吸附脱除L-赖氨酸的影响，结果显示从L-精氨酸和L-赖氨酸混合液中吸附分离出L-赖氨酸的适宜pH值为10.5±0.2，温度对L-赖氨酸吸附率影响不大，吸附过程可在室温下进行，氯离子的存在使L-赖氨酸的吸附率降低。

With enhancement being unconspicuous when chloride ion concentration was lower than 300 mg/L, the increase in iron reactivity was strong when chloride ion concentration was higher than 500 mg/L.

当Cl质量浓度较低时(00mg/L)，对Cr去除增强不很明显，当Cl质量浓度为500mg/L时，对Cr去除有较强的增强作用。

Chloride permeability of concretes, which is determined through rapid chloride permeability test, is an important indicator of the ability of chloride ion penetration in concrete.

单位时间内通过混凝土结构的总电荷量是反映混凝土结构氯离子渗透能力的一个重要指标。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。