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Keywords quaternary system;phase equilibria;metavanadate;urea; 四元体系;相关系;偏钒酸盐;脲;
Keywords Quaternary system;Lanthanum （samarium ） tribromide;Potassium bromide;Hydrobromic acid;Reaction mechanism; 四元体系;三溴化镧（钐）;溴化钾;氢溴酸;反应机理;
Keywords Quaternary system;Light rare earth tribromide;Reaction design and synthesis;Cesium bromide;Bicomponent effect; 四元体系;轻稀土三溴化合物;反应设计与合成;溴化铯;二分组效应;
Keywords quaternary system ternar y system lanthanum chloride zinc chl oride; 四元体系;三元体系;氯化镧;氯化锌;
Keywords quaternary system;phase equilibrium;cesium chloride;thulium chloride;enthalpy of dissolution; 四元体系;相平衡;氯化铯;氯化铥;溶解焓;
Keywords quaternary system,ternary system,phase equilibrium,chloride cesium,chloride cadmium,rare earth chloride,upconversion fluorescence,metastable; 四元体系;三元体系;相平衡;氯化铯;氯化镉;稀土氯化物;上转换发光;介稳态;
In Jingyuan region,the Quaternary system developed well,and zoned clearly,and there are complex genetical types. 靖远地区第四系发良良好,分带性明显,成因类型较为复杂。
The Gejiu manganese nodule deposit in the Quaternary system placer is situated at the top of the cassiterite-polymetallic sulfide orefield. 个旧锰结核矿床产在锡石-多金属硫化物矿田顶部的第四系砂锡矿之中。
It is well known that the preparing process of the PSC adduct is based on the phase diagram of the quaternary system: Na2SO4+ NaCl + H2O2+ H2O. 在此基础上，应用Pitzer模型对Na_2SO_4-H_2O_2-NaCl-H_2O四元体系及其所包含的三元子体系Na_2SO_4-NaCl-H_2O、N助50;
The Quaternary system in Hanjiang delta is formed by delta sedimentation which is mainly controlled by river trasportation. 韩江三角洲第四系是以河流搬运为主而形成的三角洲相沉积物。
Study of the experimental data indicated that the quaternary system exhibited a well-situated property at morphotropic phase boundary(MPB). 实验数据表明:组成在准同型相界处压电陶瓷的综合性能达最佳。
The Quaternary system is characterized by high geothermal gradient, with low scope of overpressure in its deep and shale caprock saturated with formation water of high salinity. 第四系具有较高的地温梯度，深部发育了低幅超压；甘森泉－小柴旦基底断裂影响气藏构造的完整性；第四系饱含高矿化度地层水泥岩构成的盖层可以起到一定的封盖作用。
There are favorable ore forming geological conditions for the Bengbu uplifting area,which,however,is severely covered with the Quaternary System with bedrocks sparsely outcropped. 蚌埠隆起区成矿地质条件有利,第四系覆盖严重,基岩露头零星,运用综合信息矿产预测理论可以指导本区地质找矿工作。
Based on solid phosphoric acid catalyst (SPAC) T 49 composed of Si P B ternary system a new SPAC T 99 composed of Si P B D quaternary system was developed. 在硅-磷-硼三元体系的T-49固体磷酸催化剂基础上,开发了硅-磷-硼-D四元体系的T-99固体磷酸催化剂。
Keywords quaternary ammonium;organic siloxane;surfactant; 季铵基;有机硅;表面活性剂;
Keywords Quaternary ammonium ether;spectrophoto-metry;extraction; 季胺醚;溴酚蓝;分光光度法;萃取;
quaternary system wavelet transform 四进制小波变换
borehole log of the quaternary system 第四系钻孔柱状图
Keywords quaternary ammonium tribenzal-imidazoline;inhibitor;pickling; 三苯环咪唑啉季铵盐;缓蚀剂;酸洗;
Keywords quaternary ammonium dimeric surfactant,micellization,alcohol effects; 季铵盐二聚表面活性剂;醇影响;胶团化;