An aqueous chemical reduction method has been proposed to prepare nanocrystals of bismuth using hydrazine hydrate as reductive agent in alkaline medium.

The clay mineral destabilization induced by alkaline medium;

碱性介质诱发粘土矿物失稳；

Study on Selection and Mechanism of Effective Organic Depressants of Pyrite in Low Alkaline Medium

黄铁矿低碱介质高效有机抑制剂的选择及其机理研究

The latter dyeing method could give higher fixation ratio. The soaping in alkaline medium exhibited higher color depth.

采用酸性染色或先酸性后碱性的染色条件均可，后者的优点是固着效率高，但染色深度未见提高染色后采用碱性条件皂洗有利于染色深度的提高。

The Escherichia coli strain DH42 is sensitive to high osmolarity in an alkaline medium.

大肠杆菌DH42突变株碱性条件下对高渗透压敏感。

Kinetics and Mechanism of Oxidation of Triethanolamine by Diperiodatocuprate(ⅲ) with Spectrophotometry in Alkaline Medium

碱性介质中二过碘酸合铜（Ⅲ）氧化三乙醇胺的动力学及机理

Apparent activation energies for ethanol oxidation on Pt and Pd electrodes in alkaline medium

碱性溶液中乙醇在Pt和Pd电极上氧化活化能比较

Catalyst Soot of ELectrochemical Oxidation of Methanol in Alkaline Medium

烟灰催化碱性介质中甲醇的电化学氧化

But the fact that the excess bariums are responsible for electron emission may be reconciled with the deficiency of alkaline earth metals during life by the dynamical surface emission center model.

然而超额钡仍然是发射电子的泉源，可以通过动态表面发射中心模型而与寿命中碱土金属下降统一起来。

In a series of reactions, the concentration of H~+, CO_2 and H_4SiO_4, and especially the content of alkali and alkaline earth metals controls the reaction process and determines the type of solid phase weathering products.

在一系列反应中，氢离子、CO2、和H4SiO4浓度，尤其是碱性和碱土金属含量控制着反应过程和固相风化产物的类型。

The fluorescent and colorimetric identification of sensors A-F for the common alkali metals, alkaline earth metals, transition metals and heavy metals were tested, it was found that this type of sensors has a good selective recognition ability for Fe+.

通过探针A-F对常见的碱金属，碱土金属，过渡金属及重金属的荧光和比色识别实验发现，这一类探针对Fe3+具有优异的特定选择性识别能力。

The impact of mixing ratio, alkali metals and alkaline earth metals on the ash melting temperature were discussed.

探讨了混合比例以及碱金属和碱土金属等因素对灰熔融温度的影响规律。

A new eluent used for determining alkaline earth metals by ion chromatography& beryllium nitrate-nitric acid solution is suggested.

本文提出一种新颖的用于碱土金属离子色谱法测定的淋洗液硝酸铍硝酸溶液。

The Crystal Structures and Thermal Stability of the Complexes of 2-Oxo-propionic acid ( 4-pyridinecarbonyl) hydrazone with Alkaline Earth Metals

2-羰基丙酸（4-吡啶甲酰基）腙与碱土金属配合物的晶体结构及热稳定性

Influence of Alkaline Earth Metals on Cobalt-Cerium Composite Oxide Catalysts for N_2O Decomposition

碱土金属对钴铈复合氧化物催化剂催化N2O分解的影响

The pyrolysis and gasification are two main methods of biomass thermo-chemical utilization. The alkali and alkaline earth metals ( AAEMs) play an important role during the utilization of biomass which are rich in AAEMs.

生物质的热解和气化是重要的热化学利用方式，而碱/碱土金属作为生物质内富含的元素，对其热利用过程产生了较大的影响。

Researches on the thermal decomposition reactions of hydroxide of alkaline earth metals for storage of solar energy

碱土金属氢氧化物热分解反应贮存太阳能的研究

Alkaline soils derived from chalk or limestone.

碱土是从白垩或者石灰石中衍生出来的.

DFT Studies on the Electronic Structure of C_ ( 36) ( D_ ( 6h) Symmetry) and its Alkaline Earths Metals Derivatives

具有D（6h）对称性的C（36）碱土金属衍生物电子结构的密度泛函研究

Surface Area Stability of Al_2O_3 Modified by Alkaline Earths

碱土金属修饰Al2O3的表面热稳定性

Based upon these experiments, a simple and rapid extraction method is proposed for the isolation of carrier-free alkaline earths and rare earths from fission products mixture.

在此基础上制定了一个从混合裂片中提取无载体碱土和希土两组核素的萃取流程，方法简单快速。