查询词典 acid-base

Initial stage of disease of acerbity blood of high make water can not have any symptoms, but the part can evolve and cause acute arthritis, chalkstone, kidney stone and uric acid nephrosis. The content that 3 health teach 3 · 1 balanced diet, reducing acid of make water of tall purine food is the final result that purine metabolizes, fructose is absorbed can bring about acid of nucleotide of purine of the gland inside body to produce increase too much, promote make water to be generated acerbitily then, reason should be fed less contain the food with much fructose, the intake of daily purine should 50 Mg.

高尿酸血症初期可无任何症状，但部分可演变而诱发急性关节炎、痛风石、肾结石及尿酸肾病。3健康教育的内容3·1均衡饮食，减少高嘌呤饮食尿酸是嘌呤代谢的最终产物，果糖摄入过多可导致体内腺嘌呤核苷酸产生增多，进而促进尿酸的生成，故应少食含果糖多的食物，每日嘌呤的摄入量应50 mg。

The IR spectra of NDA-800 and NDA-90 resins showed that there only small changes of the wavelength and strength of the characteristical adsorption peaks took place and without new peaks appearing after they were loaded with phenol, salicylic acid, p-hydroxybenzoic acid and 2, 6-bihydroxybenzoic acid.

在该研究试验的浓度范围内，苯酚、水杨酸、对羟基苯甲酸和2，6-二羟基苯甲酸等物质在NDA-800和NDA-90超高交联吸附树脂上的吸附符合Langmuir、Frundlich和R-P吸附等温方程，吸附为优惠吸附，吸附量随着吸附质溶液浓度的增加而增大，随着温度的升高而减小。

From the ionization constant and electrical neutral principle of weak acid solution, we can draw out chemical balance equation of acid radical ion of acid salt, electric charge conservation equation and supplies conservation equation.

根据弱酸的电离常数和溶液的电中性原理等，可导出其酸式酸根离子的化学平衡式、电荷守恒式和物料守恒式，判断酸式酸根离子所引起的溶液酸碱性及其强弱，从而得出定量判据

Acid rain the ozone layer 空气污染 acidic pollution ozone air pollution causes of acid rain chemical products trees SO2 O2 HCl condition of the ozone layer effects of acid rain acidic rain àHow measure acids atmosphere

空气污染(学科：化学年级：高中三年级)执教者：市北中学徐云蕾 1、空气污染已经成为人们关注的话题，本节课主要讨论空气污染的两个方面：酸雨和臭氧层空洞。

1 At a reaction temperature of 100 ℃ and a reaction time of 30 min to give 2,which was then subjected to condensation reaction with p-propoxy mandelic acid in the presence of phosphoric acid at a molar ratio of m(2)∶m( p-propoxy mandelic acid )∶m=1∶1∶1 at a reaction temperature of 60 ℃ for 3 h to yield 3,which was further oxidized by chloranil to give t.

对现有分散红356合成工艺进行了优化，以n∶n=1.2∶1投料，100℃反应30 min得缩合物2，再在等质量磷酸催化下与分批加入的等质量对丙氧基扁桃酸60℃缩合3 h得缩合物3，经温和氧化剂四氯苯醌氧化得标题化合物，总收率55%。

The experiment results showed that:in acid pickling process, when reaction temperature is 100℃, the leaching time is 2.5h, mixing speed is 400r/min, the sulfuric acid density of solution is 45% and excess coefficient of sulfuric acid is 1.5, recovery rate of iron from hematite is 82.3%.

实验表明：在酸浸过程中，当反应的温度为100℃，浸出时间为2.5h，搅拌转速为400r/min，溶液硫酸浓度为45%，硫酸过量系数为1.5时，对铁矿中铁回收率可达82.3%。

The results showed that hexadecanoic acid diethanolamide and Daqing crude oil has favorable compatibleness, the binary system containing hexadecanoic acid diethanolamide(with the mass concentration of 0.2%) and HPAM(with the concentration of 1000mg/L)can produce ultralow interficial tensions 8.94×10~(-3mN/m against Daqing crude oil; the three compound combination system containing hexadecanoic acid diethanolamide(with the mass concentration of 0.2%) and HPAM(with the concentration of 1000mg/L)and Na_2CO_3(0.1%)can produce ultralow interficial tensions 6.34×10~(-4mN/m against Daqing crude oil.

其中，十六酸二乙醇酰胺与大庆四厂原油具有良好的配伍性，十六酸二乙醇酰胺0.2%、HPAM1000mg/L组成的二元驱油体系与大庆四厂原油可形成超低界面张力，最低可达到8.94×10~(-3)mN/m；十六酸二乙醇酰胺0.2%、HPAM1000mg/L、Na_2CO_31%组成的三元驱油体系与大庆四厂原油间的界面张力最低可达6.34×10~(-4)mN/m。

In general, in citric acid and oxalic acid solution, kaolinite nearly dissolved congruently in reactive metaphase or anaphase; In malic acid solution, stoichiometry of kaolinite dissolution is complex.

对于柠檬酸和草酸而言，一般情况下，高岭石是在反应中期或后期才趋于同步溶解；而对于苹果酸而言，高岭石溶解同步性较为复杂。4 有机酸能促进高岭石中 K+、Na+、Ca2+、Mg2+等盐基离子的释放，甚至在较低的浓度(100μM)。

Ursolic acid, which has immunity enhancement in the Cornus, was chosen as primary index in this research. The method of reversed-phase high performance liquid chromatography with ultraviolet detector was developed to determine the content of ursolic acid. The L9(34) orthogonal experimental design was used for Cornus to further process and explore its health product using the content of ursolic acid and the rate of paste as the assessment indexes.

本研究以山茱萸中具有增强免疫功能的熊果酸为主要考察指标，采用反相高效液相色谱-紫外检测法作为熊果酸含量的测定方法，以出膏率为参考指标，采用L9(34)设计正交试验，对山茱萸药材进行了深加工，开发其保健品；对所得到的提取物中的多糖进行了定性鉴定。

It indicates that the PANI particles constituted films are ball like or ellipsoid like; the film takes on tertiary structure; HClO4 servers as both an acid medium and a dopant; the crystallizability of the film seems poor; the relationship between film thickness and acid concentration is not in linearity; the conductivity of the film is on a level with semiconductor, whose value depend more on film appearance than acidity of acid medium; the film starts dedoping at 67.3℃ and end at 277.2℃.

结果表明，构成薄膜的聚苯胺粒子呈球型或椭球型；薄膜具有三级结构特征；高氯酸不仅作为介质酸，同时作为掺杂剂；薄膜的结晶性能不佳；薄膜厚度与介质酸的浓度并非线性关系；薄膜的电导率处于半导体水平；电导率大小与无机介质酸的酸性强弱有一定关系，与表面形貌关系更为紧密；高氯酸掺杂聚苯胺薄膜在67.3℃时开始脱掺杂，在277.2℃脱除完全。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了