chemical activity
英 [ˈkemɪkl ækˈtɪvəti]
美 [ˈkemɪkl ækˈtɪvəti]
n. 化学活性
双语例句
- To be fair, the researchers didn't just rely on behavioural tests, but also measured the amount of chemical activity that was seen in a reward region of the brain, the nucleus accumbens, in response to each of the two vices.
公平的说，研究人员没有进行行为测试，但测量了大脑中反应区域中化学反应量伏核。 - The utility model can make the molecules of a fluid and gas fine so as to enhance the chemical activity of the fluid and the gas and raise the applied efficiency of the fluid and the gas.
本实用新型可使流体、气体的分子细小化，进而增强其化学活性、提高被应用效率。 - Activity coefficient Number expressing the ratio of a substance's chemical activity to its molar concentration.
活度系数：化学术语，活度系数指物质的化学活度对其浓度之比。 - Tests show that the thin bamboo fiber is larger than the surface area with many hydroxyls on the surface of the fiber and has great chemical activity, and thus it has an excellent dyeing property.
有试验表明，竹单纤维细、比表面积大、纤维表面的羟基多，化学活性大，因而具有优越的染色性能。 - The first advance was made in ascertaining that the chemical activity of the discharge was very considerably increased by using currents of extremely high frequency or rate of vibration.
第一次进展的取得，确定了这种能量流的化学活跃性，在非常高的电流频率之下，可以有相当大的提高。 - Relating to or designating chemical activity at elevated temperatures. Study on High-temperature Carbonization and Low-temperature Chlorination on Modified Titanium Bearing Blast Furnace Slag
高温化学的有关或表明高温下的化学活动的改性含钛高炉渣高温碳化低温氯化的研究 - In sulfoaluminate cement, ultra-fine powder plays twofold effect, one is particle effect, another is chemical activity.
这是因为在硫铝酸盐水泥中，超细粉体的物理效应（也称微颗粒效应）和化学活性在起作用。 - Nanometer ceramic powders have many unique properties in the aspects of magnetic susceptibility, photoabsorption, thermal resistance, chemical activity, catalytic activity, catalysis, melting point and sintering. They have been used in the industries of fine ceramics, catalyst, magnetic materials and sensors.
纳米陶瓷粉末在磁性、光吸收、热阻、化学活性、催化、熔点和烧结等方面具有许多特异的性质，并已在精密陶瓷、催化剂、磁性材料、传感器等方面获得应用。 - The stronger the chemical activity of functional group in self-assembled molecule is, the larger the friction forces are.
具有较强化学活性官能团的自组装分子膜，当载荷增加到一定值以后，会失去减摩效应，其化学活性越强，摩擦力越大。 - The chemical activity of lead is smaller than that of palladium.
团簇的稳定性逐渐增强；铅团簇的化学活性小于钯团簇。 - The bond dissociation energy ( BDE) is a basic factor which can influence the chemical activity and is an import factor in the course of the free group.
键离解能（bonddissociationenergy，BDE）是影响化学活性的一个基本因素，也是自由基过程中的关键因素。 - Experimental Simulation of Chemical Activity of Heavy Metals in Coal Gangue
煤矸石中微量重金属元素化学活性的实验模拟研究 - The first one is the chemical mechanism of catalytic combustion, which includes both the chemical activity of catalyst during the course of combustion and all combustion processes of mixtures 'chemical reactions.
第一方面是指催化燃烧的化学反应机理。它既涵盖了燃烧过程中催化剂的化学动力行为，又包括了混合物在燃烧中的所有化学反应过程。 - The chemical activity of organic chelating agent and its synergistic activation effect on xanthate are the key factors to improve the collecting property of xanthate.
有机螯合剂的高化学活性及对黄药的协同活化作用是提高黄药捕收性能的关健因素。 - Study on Particle Size Distribution and Chemical Activity of Mechanical Activated Fly Ash
机械活化粉煤灰的颗粒分布和活性的研究 - Effect of chemical activity of MgO on cracking and water-resistance of magnesium oxychloride materials
MgO活性对氯镁石材料开裂和耐水性的影响 - Chemical activity and mechanical property of calcium phosphate cement
磷酸钙骨水泥化学活性及机械性能研究 - The pH and conductivity of mineral dusts are their surface characteristic values and can all_sidedly reflect the behavior tendencies of their solubility, chemical activity, surface electricity, decomposition and remaining, preservation, compatibility etc.
矿物粉尘的pH值/电导率比值是矿物表面的特征值，全面反映其溶解度、化学活性、表面电性、降解和残留、防腐、配伍等方面的行为趋势。 - Study on Stability and Chemical Activity of Mineral Fiber Dusts in Inorganic Acid
矿物纤维粉尘在酸中的稳定性与化学活性研究 - Chemical activity of active nitrogen was studied and discussed.
并对活化氮的化学活性进行了初步的探讨。 - Because of the high chemical activity, the structural complexity and the conformational flexibility of enzymes, it is difficult to study of the interaction of rare earth ions with enzymes.
其主要原因是由于这些酶具有高化学活性、结构复杂性、构象易变性等特点，使研究这些酶与稀土离子相互作用比较困难。 - Analysing and researching into the mineral composition of the fly ash from Fuxin Power Plant, the fly ash including of crystal and noncrystal has the property of low density and high chemical activity.
对阜新发电厂粉煤灰的矿物组成进行了分析研究，该粉煤灰中晶体与非晶态矿物共存，具有密度低、表面活性高的特点。 - Much attention has been paid to the synthesis and application of dimethyl carbonate ( DMC) because of its low toxicity and versatile chemical activity.
作为一种低毒性和有多种反应活性的化学试剂，碳酸二甲酯（dimethylcarbonate简称DMC）的合成与应用近年来受到广泛的重视。 - Because of the high chemical activity and low plasticity of CaB 6 powder, CaB 6 polycrystals are usually prepared by the method of hot-press sintering under high pressure and high temperature.
由于CaB6在高温下具有高的化学活性和低的塑性，CaB6多晶多采用热压烧结的方法在高温高压下制备。 - However, its application scopes are restricted by the defects of its high chemical activity and poor corrosion resistance.
但由于其耐蚀性能差的缺点制约了其应用范围。 - Dangerous goods in packages in the shipping process may be affected by changes in temperature and humidity, chemical activity of pollution, shock, vibration and static pressure and dynamic pressure and damage.
危险品包装件在运输过程中可能受到温度湿度变化、化学活性污染、冲击、振动、静压力和动态压力等方面因素损害。 - However, the production and utilization of titanium and its alloys are limited for their high chemical activity at molten state.
但是熔融状态下钛及钛合金具有很高的化学活性，几乎能与所有常用的耐火材料发生反应，极大的限制了其生产与应用。 - In biological, environmental protection, clinical medicine, toxicology, and other areas, the chemical activity, biological activity and toxicity of elements depend on the total amount, as well as the speciation.
在生物、环保、临床医学、毒理学等各个领域中，元素的化学活性、生物活性及毒性等行为效应已不仅仅取决于该元素的总量，也取决于其一定的存在形态。 - Film deposition and etching, which using the chemical activity of plasma, are the essential process in advanced electronic equipment manufacture.
利用等离子体化学活性的薄膜沉积和刻蚀，是尖端电子器件制造中不可缺少的工艺。 - The surface of fluorided CNTs produceed high-energy absorption sites, with high chemical activity after high temperature treatment.
高温处理的氟化CNTs表面产生了高能吸附位点，具有较高的化学活性。