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In this paper, some influencing factors for fine sediment flocculation and deflocculation, such as the type and concentration of electrolyte, mineral composition, organic matter content, soil pore fluid pH and water turbulence, are reviewed.

文章概述了影响细颗粒泥沙絮凝-分散的几种主要因素——电解质种类及其浓度，矿物组成，有机质含量，pH值以及水流紊动等

Clay minerals in 15 surficial samples and 5 profile samples from the Yangtze Delta plain were analyzed by X-ray diffraction.

采用XRD研究了长江三角洲地区15个表层样品和5个剖面样品中的粘土矿物。

Demantoid is a rare precious gen mineral.

翠榴石是一种稀少的贵重宝石矿物。

Taking density as detection indicator, the accuracies of mineral drugs and their calcined products were investigated by sealing wax densimetry compared with direct densimetry, and the method of density determination was optimized.

以密度为检测指标，考察直接密度测定法、封蜡密度测定法测定矿物药及其煅制品密度的准确度，优选密度测定方法。

By taking density as detection indicator, the accuracies of mineral drugs and their calcined products were investigated by sealing wax densimetry compared with direct densimetry, and the method of density determination was optimized.

以密度为检测指标，考察直接密度测定法、封蜡密度测定法测定矿物药及其煅制品密度的准确度，优选密度测定方法。

An in service valve suffering from Dezincification has a white powdery substance or mineral stains on its exterior surface.

应用中的阀门如果出现脱锌现象，在产品表面就会出现粉状物质或矿物污点。

An in serveice valve suffering from Dezincification has a white powdery substance of mineral stains on its exterior surface.

应用中的阀门如果出现脱锌现象，在产品表面就会出现粉状物质或矿物污点。

It showed that diaspore was turned from high energy surface to low energy surface after interacting with collectors.

并解释了在几种常规捕收剂作用下，矿物表面润湿性的变化规律。

The results indicate that SA3、1230 and 1231 have a depression effect on diaspore,while 1230 and 1231 also have a depression effect on aluminosilicate minerals ,even on illite.

主要考察了以1228作为捕收剂，一水硬铝石和含铝硅酸盐矿物在甲基纤维素、Na2SiF6、SA3、1230和1231等五种调整剂作用下的浮选行为。

Central South University, Changsha 410083, China）Abstract: The absorption of sodium oleate on the surface of diaspore was investigated under different temperature by IR spectroscopy and XPS.

摘 要：采用红外光谱和光电子能谱检测，研究了不同温度条件下油酸钠在一水硬铝石矿物表面吸附，并分析了温度影响油酸钠捕收一水硬铝石能力的根本原因。

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。