alkalinity
[ælkə'liniti]
n.碱浓度, 碱性
例句与用法:
Becoming alkaline; slightly alkaline.
碱化的变成碱的; 弱碱性的
What shall we grow in this alkaline soil?
我们应该在碱性土壤里种什么?
The soil here is alkaline.
这里的土壤是碱性的。
词形变化:
名词: alkalimetry |
n.
【化】(含碱物质的)碱浓度; 碱性
alkalinity[,ælkə'linəti]n.1.■【化学】碱性;碱度
alkalinityalkalinity[ˌælkəˈliniti]n.1.■碱度; 碱性; 含碱量
alkalinity
名词 alkalinity:
pH values above 7
alkalinity
■Thirdly, the constructing dikes of controlling floods will change the water quality in wetlands, augments the mineralization and alkalinity of water in wetlands.
(3)防洪堤修建改变湿地水质,增大其矿化度和碱度。
■Keywords ABR reactor;start-up;granule sludge;alkalinity;organic load;
ABR反应器;启动;颗粒污泥;碱度;有机负荷;
■Absorbance A was the largest at the pH 7.4, and decreased as the acidity or the alkalinity increased.
A在 pH 7.4最大 ,随酸碱度增大而减小 .
■Determination of acidity or alkalinity of the aqueous extract of pigments
GB/T5211.13-1986颜料水萃取液酸碱度的测定
■Surface active agents--Determination of free alkalinity or free acidity--Titrimetric method
GB/T6365-1986表面活性剂游离碱度或游离酸度的测定滴定法
■Natural rubber latex concentrate--Determination of alkalinity
GB/T8300-1987天然浓缩胶乳碱度的测定
■The hardness and alkalinity of treated water decrease partly and the decreasing degree is much better than triangular-wave pulse current on the condition that the anti-scaling rate is 100%.
与三角波脉冲电场相比,在阻垢率均为100%的情况下,方波电场的总碱度和总硬度降低率远高于三角波,有较好的防垢效果。
■Continuous-flow test was conducted in an acidogenic sulfate-reducing reactor supplied with sulfate- laden wastewater to investigate the stabilization and control of alkalinity during sulfate reduction.
为探讨硫酸盐还原过程中碱度的变化规律,采用产酸脱硫反应器通过连续流运行处理硫酸盐废水。
■In the thesis, the effects the acidity and alkalinity of electrolyte on degrees of starch oxidation were discussed and theoretically expound the reasons.
主要探讨了电解液酸碱性对淀粉氧化程度的影响,并从理论上解释了其原因。
■Major Inorganic Components: Sodium, potassium, chloride, calcium, magnesium, alkalinity, total hardness, total phosphorus, fluoride, sulphate.
主要无机成分:钠,钾,氯,钙,镁,碱度,总硬度,总磷,氟化物,硫酸盐
■The extraction method of morning glory flower pigment as well as the influence of temperature and acidity alkalinity,and the metal ion on the stability of morning glory flower pigment were presented.
介绍了牵牛花色素的超声提取法以及温度、酸碱度和金属离子对牵牛花色素稳定性的影响。
■The principle of alkalinity measurement and control,software and hardware design were discussed in detail.Finally,an application example was provided.
介绍了碱度检测原理、碱度控制原理、监控系统的硬件电路设计和软件编程,并给出了应用实例。
■From the aspect of alkalinity analysis,this paper proposed and expounded the design idea of step-nitrification and denitrification.
从碱度方面分析,提出了分步硝化、反硝化的设计构想,并做了简单的论述,同时在增加反硝化碳源的问题上设想了两种新的方案。
■Keywords low ammonia nitrogen;low alkalinity;nitrosation;influencing factors;
低氨氮;低碱度;亚硝化;影响因素;
■Keywords UASB;low temperature;VFA;alkalinity;
低温;挥发性脂肪酸(VFA);碱度;
■Application of Heap Leaching With Low Alkalinity at Huayagou Gold Mine
低碱度堆浸在花崖沟金矿的应用
■The low alkalinity sulphoaluminate cement is one kind of ordinary sulphoaluminate cement series, and mainly used for GRC manufactures.
低碱度硫铝酸盐水泥是硫铝酸盐水泥系列中的一个品种,是GRC制品的主要原材料。
■T he lower polymerization silicon, higher alkalinity, lower solid-liquid and sili con-aluminum ratios, proper additive, and higher additive quantity help to the synthesis of the nanozeolites.
低聚合度硅源、较高的碱度、较低的固液比和硅铝比、较低的晶化温度、合适的添加剂类型以及较高的添加剂用量有助于纳米沸石的形成;
■It was known that controlling the alkalinity of the reaction system is the crucial step during the hydrothermal synthesis process of KNb_3O_8. The pure KNb_3O_8 can be synthesized only under the appropriate pH (pH=5-6).
其中,调节pH值是关键,只有将pH调节在5-6才能生成纯KNb_3O_8。
■It has good colour retention, excellent resistance to water and alkalinity on the concrete surface. Applied at ambient temperature.
具有保色性佳、耐水洗和混凝土表面的碱度等特点,对施工温度没有要求。
■Enhanced coagulation on a typical high alkalinity and micro-polluted North-China source water
典型北方高碱度微污染水体强化混凝的示范研究
■Two predominant hydrogen production and acidogenic fermentation types startup and operation were realized successfully in certain pH by adjusting inlet alkalinity in two CSTRs.
利用两套连续流搅拌槽式生物制氢反应器(CSTR),采用优化的启动参数,实现了优势产氢-产酸发酵类型(乙醇型和丁酸型)的启动和稳定运行;
■When to close before dawn, the temperature of ignition reduces, the skin also tends an alkalinity.
到了接近凌晨时,温度开始降低,皮肤也趋于碱性。
■The compressive strength of lower alkalinity steel slag autoclaved product decreases when mixed with pyrite tailing alone.
单独掺入硫铁尾矿,低碱度钢渣蒸压制品的抗压强度下降。
■Do away with the grease grain, anasarca, black rim of eye and the eye departments are labby, moistenning the skin Skin, regulate the sour alkalinity.
去除油脂粒、浮肿、黑眼圈及眼部松弛,滋润皮肤,调节酸碱度。
■Titration or neutralization degree method is used to control the alkalinity and insures the uniform of reaction system.
反应过程中应用滴定或中和度的方法控制碱度,保证反应体系的均一。
■Standard Test Method for Reserve Alkalinity of Engine Coolants and Antirusts
发动机抗冻剂、防锈剂和冷却剂储备碱度的测试方法
■The Fe-ClO proved by Laser Raman spectroscopy was formed due to the interaction of NaCl with hematite, which increased the surface alkalinity.
同时发现混合物表面生成ClO基团,增加了表面碱性。
■Keywords compounds containing nitrogen;alkalinity;proton;electron;
含氮化合物;碱性;电子;质子;
■Contain Vitamin A and mineral elements to promote skin renewal, help to balance skin acidity and alkalinity, and endow skin with health and vigor.
含维他命A及矿物元素,促进皮肤新生,协助保持皮肤酸碱平衡,赋予男性肌肤健康和活力。
■The degree of acidity or alkalinity of any solution, then, can be most conveniently expressed by the PH system.
因此,任何溶液的酸碱度都可以用ph体系来表示。采用这种方法极为方便。
■Under neutral condition capsaicinoids is the stablest,meta-acid or leaning alkalinity are stronger,more disadvantageous to capsaicinoids.
在中性条件下辣椒素最稳定,偏酸或偏碱性越强,越不利于辣椒碱。
■Under neutral condition capsaicinoids is the stablest, meta-acid or leaning alkalinity are stronger, more disadvantageous to capsaicinoids.
在中性条件下辣椒素最稳定,偏酸或偏碱性越强,越不利于辣椒碱。
■The denaturation rate achieves 57.94%, the antioxygenic property reduced 32.1% under the strong alkalinity condition.
在强碱性条件下,变性率最大达到57.94%,抗氧化性降低了32.1%。
■At sufficiently high temperatures and alkalinity, fatty esters may be hydrolyzed to produce soaps.
在足够的温度和碱度的情况下,脂护酯可能被水解产生皂类。
■Larger water-soil ratio, higher temperature and weak acidity or weak alkalinity can accelerate the phosphorus release.
在高水土比、高温、浸泡水呈微酸或微碱条件下有利于受淹土壤磷的释放。
■Cause Analysis of Acidity and Alkalinity Formation of Atmospheric Precipitation
大气降水酸碱性成因分析
■Alkalinity degree of the product can be improved if appropriate reelected agent was appended.
如果在反应体系中添加适量的改性剂,有助于提高产品的盐基度。
■Alkalinity is determined by titration method and the concentration of sulfide is determined by methylene blue method.
实验室分析:滴定法-碱度。浊度法-硫化物、硫酸盐类。
■Laboratory research shows that the JJ?8 and JJ?9 agent can reduce the alkalinity of the liquid and degree of formation damage made by the liquid, and ra...
室内研究表明,JJ-8和JJ-9降碱剂可有效降低蒸汽凝析液的碱度,减轻蒸汽凝析液对地层的伤害程度,提高注汽效率。
■A Discussion on Acidity and Alkalinity of Different Corrosive Mediums in HIC Test
对HIC试验中两种不同腐蚀介质酸碱度的探讨
■JJ - 8 and JJ - 9 alkalinity reducing agents developed were evaluated.
对研制的降碱剂JJ-8和JJ-9的高温腐蚀性进行了评价;
■The gill microenvironment of carp was characterized using a two apartment apparatus, and pH, alkalinity, mucus (expressed as total organic carbon, TOC) were modeled based on measured results.
对鲤鱼鳃部微环境进行了定量测量,建立了鲤鱼鳃部微环境的定量模型,对鱼鳃微环境进行了定量描述;
■Urinary proteus contamination, urinary acidity, alkalinity and saturation of various elements of crystal contribute to the formation and development of urine stones.
尿路感染、尿液中的酸碱度的改变及各种晶体成分在尿液中的饱和度的升高,均可促使尿路结石的形成及生长。
■The lotion, in keeping with any skin of the sour alkalinity of equilibrium skin, high humidity.
平衡皮肤酸碱度,高水分的乳液,适合任何肌肤。
■The major part of this waste water, consisted of wastes of relatively high BOD, alkalinity, suspended solids, and coloration .
废水的主要部分,具有相当高的BOD,碱度,悬浮物以及色度。
■Food with MINOR ALKALINITY: red beans, turnips, apples, onions, tofu, cabbage, etc.
弱碱性食品:红豆、萝卜、苹果、甘蓝菜、洋葱、豆腐等。
■Total Alkalinity and Its Calculation in Cooling Water
循环冷却水的总碱度及其计算
■Changing Rules of Total Alkalinity of Recirculating Water Under Different Concentration Ratios
循环水在不同浓缩倍数时总碱度的变化规律
■Character of Sodium carbonate white powder crystal; When it dissolves in water, the liquid will have alkalinity, and emit heat; Sodium carbonate and acid react to salt.
性状白色粉状结晶;易溶于水,水溶液显碱性,并放出热量,易潮解;与酸发生反应生成盐。