查询词典 carbonate-apatite

The invention adopts a low temperature solid state reaction method, proceeds from europium oxide, molybdenum oxide and strontium carbonate, and can synthesize the UV-excited europium-doped strontium molybdate LED red phosphor having stable chemical performance without high temperature calcinations. The method is high in maneuverability and good in reproducibility. The obtained product is stable in quality and regular in appearance.

本发明采用低温固相反应法从氧化铕，氧化钼与碳酸锶出发可以不需要高温煅烧合成出化学性能稳定、紫外激发LED用铕掺杂钼酸锶红色荧光粉，本发明方法的可操作性强，重现性好，所得产品质量稳定，形貌规整。

It ′ s production processes with strontium carbonate as raw material were briefly introduced.

简述了以工业碳酸锶为原料生产氢氧化锶的生产工艺。

And the dissolution kinetics of strontium carbonate ore is studied in NH_(4)NO_(3)solution.

研究了粗碳酸锶在硝酸铵溶液中的溶解动力学。

The correlation of hydrocarbon accumulation and major control factors between these two basins indicates that there exist premium source rocks and reservoirs in subsalt carbonate rocks of Cambrian in these basins, and regionally distributing gypsum-salt rock of Middle Cambrian is good cap rock.

通过油气成藏要素及其主控因素的对比研究发现，塔里木盆地和东西伯利亚盆地在寒武系盐下都发育了优质的烃源岩和储集层，而区域性分布的中寒武统膏盐岩是良好的盖层。

The study shows that the subsalt carbonate rocks of Cambrian in Tarim basin possess favorable exploration prospect, the favorable areas or zones are located in the main host belts of Tazhong uplift and its two sides, Yingmaili and Lunnan areas in Tabei uplift and southern structural belt of Bachu swell, based on the source-reservoir-cap rock assemblage, structural development, sedimentary environment, oil-gas shows and the petroleum accumulation characteristics of the two basins.

根据寒武系的生储盖组合、构造发育、沉积环境以及油气显示情况，并对比东西伯利亚盆地油气田油气成藏的特点认为，塔里木盆地寒武系盐下具有良好的勘探前景，有利勘探区带主要为塔中主垒带及其两侧、塔北隆起的英买力及轮南地区、巴楚低凸起的南部构造带。

While comparing Lake Sugan with its nearby lakes, it is found that carbonate isotope records in Hala Lake is almost the same as in Lake Sugan.

的突变；与附近湖泊的对比发现，哈拉湖碳酸盐同位素记录和苏干湖大致相同。

Oxygen and carbon isotope of the carbonate sediments separately indicate lake waterδ~(18)O andδ~(13)C_,δ~(18)O indicates the volume of the input water which is a good index of Lake water level changes;δ~(13)C_ indicates the degree of the exchange between the lake and the atmosphere and indirectly indicates the ice cover time controlled by the temperature.3. Environmental changes in Lake Sugan drainage area during the past 2670 years reconstructed by mul-index synthesis analysis indicates that during

沉积物碳酸盐氧、碳同位素分别反应了湖水的δ~(18)O和δ~(13)C_，δ~(18)O指示湖水体积变化，是湖泊水位变化的良好指标；δ~(13)C_则指示了湖水和大气的交换程度以及入流水量的大小，间接指示了温度控制下的冰封时间长短。3、多指标综合分析重建的苏干湖流域晚全新世近2670年来的环境变化显示，苏干湖2670年来流域持续变干；出现截然不同的两个大的阶段，即

The company's main products are: anhydrous sodium sulphite (10000 T /), Gioia sodium (20000 T /), manganese carbonate (1000 T /).

本公司主要产品有：无水亚硫酸钠（10000T／年）、焦亚硫酸钠（20000T／年）、碳酸锰（1000T／年）。

It indicates that when the pseudoleucite syenite was sintered at 760-880 ℃ for 1.0-1.5 h,with the sodium carbonate as the additive,the decomposition rate of minerals in the pseudoleucite syenite could reach 97.1%.

在综合分析假白榴正长岩物相组成的基础上，以碳酸钠为助剂，分解假白榴正长岩中主要矿物相，对其进行热力学分析，并与石灰石烧结法进行比较。

The oil and gas fields dominated by carbonate are mainly distributed in the shallow tableland with luxuriant living beings.

以碳酸盐岩为主的油气田多分布在生物繁茂的浅海台地上。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。