At the present work,the roasted situation of bastneasite crystal ore powder containing SiO 2 or SiO 2 and graphite pellets at 1000℃ and 1200℃ was investigated,and the formation of rare earth silicate was analyzed under the above conditions.
研究了氟碳铈矿晶体配 Si O2 球团 ,在 10 0 0℃、12 0 0℃温度条件下煅烧时稀土硅酸盐的生成情况。
Technology analysis of hydrogen chloride recycling process in dilute hydrochloric acid
稀盐酸回收氯化氢工艺技术分析
To study a new process of lowering the content of lincomycin-B component with dilute hydrochloric acid.
研究了稀盐酸降低林可霉素药品中B组分的新工艺,探讨了在恒温、四级萃取条件下稀盐酸浓度对萃取的影响。
The samples of corn straw were hydrolysis with dilute hydrochloric acid at different temperatures.
对稀盐酸水解秸秆半纤维素生成木糖水解液过程进行动力学研究。
Based on analysis of the mechanism of drill hole explosion and diluted hydrochloric acid well cleaning, unified well cleaning method is put forward.
在分析钻孔径裂爆破作用和稀盐酸酸化洗井处理的基础上 ,提出了钻孔径裂爆破和稀盐酸联合洗井工艺 ,5眼基岩区水井工程实例证明 ,这种洗井工艺效果显著 ,值得推广。
RESEARCH ON THIN SILICATE DRILLING FLUID SYSTEM FORMULATION AND ITS PERFORMANCE EVALUATION
稀硅酸盐钻井液体系配方研究及性能评价
Influence of doped rare earth on refractive index of silicate glasses
稀土掺杂对硅酸盐玻璃折射率的影响
Research on Alkaline Earth Silicate White Emitting Phosphors Activated with Rare Earth for LED
LED用稀土激活碱土硅酸盐白光荧光粉的研究
RESEARCHES PROGRESS OF WHITE-LIGHT-EMITTING DIODES USING EUROPIUM ACTIVATED SILICATES
LED用稀土Eu掺杂硅酸盐基荧光粉的研究进展
Advances in phosphorescent materials of rare-earths ions doped silicate system
稀土掺杂硅酸盐体系长余辉发光材料研究进展
The 532 nm nanosecond laser protection properties of RE-Doped borosilicate glasses
稀土掺杂硼硅酸盐玻璃的532nm激光防护特性
Blue Aluminium Silicate Long Afterglow Phosphor Doped with Rare Earth
铝硅酸盐掺杂稀土蓝色长余辉发光材料的研究
sulfate resisting silicate cement
抗硫酸盐硅酸盐水泥
a mineral that is a source of rare earths; consists of silicates of iron and beryllium and cerium and yttrium and erbium.
作为稀有土壤来源的一种矿物,由铁、铍、铈、钇、铒的硅酸盐矿物构成。
The Luminescent Properties of Rear Earth Co-Doped Aluminsilicates and Luminescent Microsphere with Tm_2O_3;
稀土掺杂的硅铝酸盐和掺Tm_2O_3微球的发光特性研究
The Properties of Alkali Metal Ions (M~+)/RE~(3+) Co-doped Upconversion Silicate Glass Ceramics;
碱金属离子与稀土离子共掺杂上转换硅酸盐玻璃陶瓷的研究
UV-VUV Photoluminescence and Host Electronic Structure of Several Typical Rare-earth Silicates
几种典型稀土硅酸盐的UV-VUV光致发光性能及其基质电子结构研究
Preparation and Spectroscopic Characterization of Silicates and Gadolinium Oxychoride Powders Doped with Rare Earth Ions
稀土离子掺杂的硅酸盐与氯氧化钆粉末的制备及发光性质表征
Researches on the Preparation and Properties of Rare-earth Metal Ions Doped Silicate-based Luminescent Materials
稀土金属离子掺杂硅酸盐基发光材料的制备及性能研究
Portland cement and ordinary portland cement
GB175-1992硅酸盐水泥、普通硅酸盐水泥
egg-yolk phosphate diluent
卵黄磷酸酸盐稀释液
" Portland blastfurnace-slag cement, portland pozzolana cement and portland fly-ash cement"
GB1344-1992矿渣硅酸盐水泥、火山灰质硅酸盐水泥及粉煤灰硅酸盐水泥
portland-pozzolana cement
火山灰质硅酸盐水泥
CopyRight © 2020-2024 优校网[www.youxiaow.com]版权所有 All Rights Reserved. ICP备案号:浙ICP备2024058711号