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- Progressive dolomitization of Florida limestone recorded by alkaline earth element concentrations in saline, geothermal, submarine springs 在盐、地温、海泉中碱性地球元素浓度记录的佛罗里达石灰石中的进化化石
- Distribution pattern of rare earth element;? 稀土元素分布模式?
- High Current Microsecond Pulsed Hollow Cathode Lamp Excited Ionic Fluorescence Spectrometry of Alkaline Earth Elements in Inductively Coupled Plasma with a Fassel-Torch 碱土金属的强短脉冲供电空心阴极灯激发常规炬管电感耦合等离子体离子荧光光谱初步研究
- alkaline earth elements 碱土金属离子
- Calling upon the earth element will open you to molecular wisdom. 召唤土元素,将把你打开到分子的智慧中。
- Mooladhara is associated with the earth element and annamaya kosha. 根轮是地元素,和能量层有关。
- The latter, which appeared in the Tang Dynasty, is to decoct the brine extracted from the ash or alkaline earth in flat plates. “煎盐”则指提取柴灰或碱土中的卤水,用浅而阔的盘熬干以制取盐,这一专称唐代始见。
- Rare earth luminescence materials of alkaline earth stannates have also been prepared via thermal decomposition of hydroxo stannate precursors. 利用某些新型带羟基的碱土锡酸盐作为前驱体,固相反应合成掺稀土的锡酸盐发光材料。
- With alkali-voron-silicon as the basis and addition of alkaline earth composite fluxing agent,a kind of leadless fluxing agent is developed. 以碱-硼-硅系统为基础,加入碱土金属氧化物复合助熔剂,研制无铅釉上彩熔剂。
- P. Henderson ed., Rare Earth Element Geochemistry, Elsevier, Amsterdam, 1984. 涂光炽等编著,地球化学,上海科学技术出版社,上海,1984。
- Barium Zirconate; Alkaline earth, transitional metal and rare earth stannates;Complex oxides; Monodisperse; Nanostructures; Solution-based reactions. 01锆酸盐;锡酸盐;复合氧化物;单分散;纳米结构;液相合成
- Developing alloy supporters,new Pd-only TWC,transition metal oxides and alkaline earth oxides as promoters will be the research points for TWC. 开发金属合金载体,以及新型单钯催化剂、过渡金属型或稀土钙钛矿型催化剂是今后三效催化剂研究的热点。
- Researches in and application of Lewis acid,Bronsted acid,alkali, alkaline earth and molecular sieve catalysts were described in detail. 对采取烷基化法和酰基化法合成2,6-二烷基萘的工艺路线,尤其对所使用催化剂的研究进展进行了评述。
- The process of sol-gel method to prepare alkaline earth aluminate and the properties of the product obtained by this method were discussed in detail. 着重对溶胶-凝胶法制备超细碱土铝酸盐长余辉发光材料的过程及得到的产品性能做了详细阐述。
- Researches in and application of Lewis acid, Bronsted acid, alkali, alkaline earth and molecular sieve catalysts were described in detail. 对采取烷基化法和酰基化法合成2,6-二烷基萘的工艺路线,尤其对所使用催化剂的研究进展进行了评述。
- Developing alloy supporters, new Pd-only TWC, transition metal oxides and alkaline earth oxides as promoters will be the research points for TWC. 开发金属合金载体,以及新型单钯催化剂、过渡金属型或稀土钙钛矿型催化剂是今后三效催化剂研究的热点。
- Effects of rare earth element lanthanum on the activities of invertase, catalase and dehydrogenase in red soil. 镧对红壤转化酶、过氧化氢酶和脱氢酶活性的影响。
- "More broadly, ammonium hydroxide (see ammonia) and soluble hydroxides of the alkaline earth metals are also called alkalies. 碱是强碱性的,会使红石蕊试纸变蓝色;
- The best position is with your back to a wall that holds an Earth element such as a picture of a mountain or a lake. 最好的情况是你回地球长城上举行了一个元素,如高山、湖泊景象。