| 释义 |
alkali metal ˈælkəˌlaɪˈmetl 短语¹⁰⁶¹⁰⁰⁺⁵
基本英英例句例句
n.碱金属
Noun:
any of the monovalent metals of group I of the periodic table lithium or sodium or potassium or rubidium or cesium or francium;the hydroxides of the alkali metals are strongly alkaline 用作名词The free alkali metals react immediately with water to liberate hydrogen.游离的碱金属直接和水中作用，放出氢气。
Conclusion Alkali elements have the positive effect on the crystal of sapphire.结论碱金属元素对山东蓝宝石的结晶有积极的推动作用。 A new chalcogenide glass system containing higher content of alkali metal ions was developed.
开发了有高含量碱金属离子的新型硫化物玻璃。 dictall
Different functional group also brings different influence for the absorbance of alkali metal.
有机物官能团上的差异也将对碱金属元素的吸光度产生不同的影响。 chemyq
In this paper, the stability of various kinds of alkali metal oxide has been discussed from the point of thermodynamics.
从热力学角度对碱金属的各类氧化物的稳定性进行了讨论。 cnki
The dimerization of ethylene over X zeolites containing nickel ions and different alkali metal cations has been studied.
考察了含碱金属离子和镍离子的 X型沸石上乙烯的双聚反应。 cnki
The doped Clytal compound of alkali metal halide is the main present developing working substance of color Center Lasers.
掺杂碱金属卤化物晶体是当前正在发展的色心激光器的主要工作物质。 cnki
The forms and the identification methods of alkali metal in coal and their occurrence and migration mechanism during coal-fired process were summarized.
综述了煤中碱金属的存在形态、确定方法以及燃煤过程中的赋存迁移规律。 dictall
The paper discusses the solution differences between alkali metal hydroxide and alkaline earth hydroxide from thermodynamics.
从热力学角度探讨了碱金属氢氧化物和碱土金属氢氧化物的溶解度问题。 chemyq
The structural directing role of alkali metal ions are generally strong than that of amine except for the piperazine and1,3- diaminopropane.
一般碱金属离子结构导向作用强于有机胺，但哌嗪和1，3-丙二胺例外； cnki
After removing the alkali metal by means of ion exchange, this acid waste water that has been disposed by precipitating can produce ammonium nitrate.
经沉淀处理后的酸性废水，采用离子交换除去部分碱金属离子钙镁后，可结晶生产工业硝酸铵； chemyq
Describing igneous rocks with a high content of the alkali metal oxides.
描述有高含量碱金属氧化物的火成岩。 yeebang.com
High F iron concentrate at Baotou Steelworks contains higher alkali metal. The oxidized pellets produced with it are severe in reduction expansion and low in reduction intensity.
包钢高 F铁精矿含有较高的碱金属，生产的氧化球团还原膨胀严重，还原强度很低。 cnki
In this paper a scheme for the laser decelerated alkali metal atomic beam frequency standards is proposed.
本文提出一个激光减速的碱金属原子束频标的方案。 cnki
In this study, we studied the effect of initial Bombyx mori silk fibroin structure on the protein biomineralization, where the structural transition was induced by the alkali metal ion treatment.
以碱金属离子诱导桑蚕丝素蛋白溶液发生构象转变，研究了蛋白质初始结构对其矿化作用的影响。 dictall
It is shown from the analysis of glass ingredients of different glass substrates that the alkali metal content in glass may affect the photocathode sensitivity.
通过不同玻璃基底玻璃成分的研究，证明玻璃中的碱金属的含量会影响到光阴极灵敏度的高低。 chemyq
Mechanism for early blacking in alkali metal vapor lamps, such as potassium- mercury lamp, sodium- rubidium lamp and potassium-rubidium lamp, is discussed, and suggestions for improvement are given.
本文研究了影响钾汞灯、钠铷灯和钾铷灯等碱金属蒸汽灯内管壁早期发黑的机制，并提出了改进意见。 cnki
Research for the occurrence and migration mechanism of alkali metal will play an important role in the development of coal-fired combined cycle power generation technology.
研究燃煤过程碱金属赋存迁移规律将对燃煤联合循环发电技术的发展起到相当重要的促进作用。 cnki
The present paper expounds the alkali metal removal mechanism and method, providing a realistic basis for the further study of such a removal process.
本文介绍了碱金属的脱除机理及脱除方法，为碱金属脱除的进一步研究提供了基础。 cnki
The determination of alkali metal and alkaline earth metal ions by single- column cation chromatography was described.
本文用单柱离子色谱法测定了碱金属和碱土金属离子。 cnki
This result may be due to higher alkali metal content in biomass char than that in coal char.
这可能是由于生物质焦样中的碱金属含量，尤其是钾的含量较高的原因。 cnki |