1) acid-base reaction
酸碱反应
1.
A chart of the main classes of inorganic compounds and application in equalizing of acid-base reactions;
一种无机化学分类图及其在酸碱反应方程式配平中的应用
2.
The analogy between the acid-base reaction and redox reaction;
氧化还原反应与酸碱反应的类似性
3.
In order to solve the problem in the measurement of rate constant for acid-base reaction by conductivity instrument, acidometer has been employed to determine the rate constant according to the measured pH values.
针对常用的电导法测定酸碱反应速率常数过程中,数据处理比较繁琐的弊端,提出用酸度计测定酸碱反应溶液的pH值,进而求反应速率常数的方法。
2) acid base reaction
酸碱反应
1.
One of the most important features in corrosion of metal is the acid base reaction with which the corrosion processes of metal and the interaction between the metal surface and the inhibitor can be understood easily and thoroughly.
引入酸碱反应的概念 ,理解金属的腐蚀过程 ,认识缓蚀剂与金属表面之间的相互作用 。
3) acid-basic reaction
酸-碱反应
4) alkalisilica reaction
碱硅酸反应
1.
The dissolution reactions of alkaline minerals in alkali solution were studied by the thermodynamic method, and the capacities of alkali released from alkaline minerals and their effect on alkalisilica reactions (ASR) were analyzed also.
应用热力学方法探讨了298K时钾长石、钠长石、霞石等含碱矿物在碱性环境下的碱析出能力,并对这些含碱矿物分解析出的碱对碱硅酸反应的影响进行了讨论。
2.
Results indicate that the mechanism for controlling alkalisilica reaction expansion with LiOH is mainly due to the formation of lithium-containing less-expansive product around aggregate and the protection of the reactive aggregate by the lithium-containing.
研究了沸石化珍珠岩混凝土在KOH,LiOH溶液中压蒸膨胀行为,通过扫描电镜和能量散射谱对产物的形貌和组成进行了分析,说明LiOH抑制碱硅酸反应膨胀的机理主要是在集料周围形成了含锂盐的非膨胀性产物,含锂产物层的形成对活性集料起保护作用而阻止了碱的进一步侵蚀。
3.
The modified zeolite with higher alkaline cations exchange capacity was produced through modification of natural zeolite, with which the concentration of soluble alkaline in concrete was decreased considerably, and the alkalisilica reaction (ASR) controlled consequently.
ASTMC441实验表明:利用改性沸石等量取代水泥5%可将碱硅酸反应引起的膨胀降低到0。
5) alkali–silica reaction
碱–硅酸反应
1.
The effect of two kinds of alkali-bearing aggregates, nepheline syenite and alaskite on alkali–silica reaction(ASR) were studied using a new accelated test method, by which specimens were cured in steam at 80 ℃.
采用80℃蒸汽养护快速实验方法,研究了2种不同类型含碱集料——霞石正长岩和白岗岩对碱–硅酸反应的影响,并通过在150℃不同的碱溶液中压蒸集料的方法,对含碱集料的析碱机理进行了分析。
6) alkali-silica reaction
碱-硅酸反应
1.
The expansion and micro-cracks of the mortar with composite mineral admixtures (fly ash, zeolite and slag) due to the alkali-silica reaction (ASR) are studied.
通过研究含有粉煤灰、沸石和矿渣的水泥胶砂试样因碱-硅酸反应所引起的膨胀和微观开裂特征表明:复合矿物材料(粉煤灰、沸石和矿渣)在低碱水泥和高活性集料中并不能完全消除水泥胶砂试样中的碱-硅酸反应,但减少了胶砂试样的膨胀率和膨胀破坏;且随着复合材料的增加,胶砂试样的膨胀率和膨胀破坏下降,微观结构得到改善。
2.
The natural calcareous limestone is used as aggregate with alkali reactivity,the effect of composites of natural zeolite with fly ash,granulated blastfurnace slag and silica fume on alkali-silica reaction(ASR) accords to the testing method of ASTM C1260.
采用天然碱活性石灰质骨料,按照快速砂浆棒法(ASTM C1260),研究了天然沸石分别与粉煤灰、矿渣和硅灰的复合对碱-硅酸反应(ASR)的影响。
3.
As a representative alkaline aggregate, nepheline was selected and the effect of it on the expansion of alkali-silica reaction was studied.
以霞石正长岩为代表,研究了含碱集料对碱-硅酸反应膨胀的影响。
补充资料：酸碱反应
分子式：
CAS号：
性质：质子给体和受体间有质子转移的反应，如HA+B-→HB+A-，故也称酸碱反应。其反应机理有两类。(1)质子直接转移，大致有三步：酸碱碰撞络合物的形成，质子通过水合结构与碱结合，水合结构的破裂。(2)有羟离子参与的反应，这类反应的特点是快速，属扩散控制，一般用弛豫技术及核磁共振技术研究其反应动力学行为及规律。
CAS号：
性质：质子给体和受体间有质子转移的反应，如HA+B-→HB+A-，故也称酸碱反应。其反应机理有两类。(1)质子直接转移，大致有三步：酸碱碰撞络合物的形成，质子通过水合结构与碱结合，水合结构的破裂。(2)有羟离子参与的反应，这类反应的特点是快速，属扩散控制，一般用弛豫技术及核磁共振技术研究其反应动力学行为及规律。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条