weathering process

The corrosion of the weathering steel and carbon steel was analyzed by the contrast test of atmospheric exposure, the stabilization process of the rust layer on the surface of weathering steel was investigated by analyzing the corroded result on the sample surface with the XRD and EPMA.

通过大气暴露腐蚀试验对比分析了碳钢和耐候钢的腐蚀情况，并对试片表面腐蚀产物进行了XRD和EPMA分析，研究了耐候钢表面锈层的稳定化过程。

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。

A Chemical Analysis on slope Weathering Process in Red Bed

红层边坡风化过程的化学分析

Deformation and failure process of argillaceous limestone are resulted from weakness of rock mechanical property caused by weathering and from loose structure caused by gravitational bend; and finally, the whole structure of rock mass is entirely collapsed.

巴东组第3段泥质灰岩边坡的变形破坏过程是由于风化引起岩石力学性质弱化和重力变形导致岩体结构松动，直至整体结构崩溃的复合过程。

The erosion-transport-deposit of weathering sediment is one of the important process of geomorphology development.

物质的侵蚀 - 搬运 - 堆积是地貌发育的主要过程.

The content and distribution of available silicon, grain size, clay minerals in the soil, pH of soil solution, and silicon solubility in the weathering process were studied by means of XRD, grain-size analysis and simulating experiment on soil weathering.

利用XRD、粒度分析、土壤风化模拟试验等方法，对黄土区土壤有效硅含量分布、土壤机械组成、粘粒矿物种类及含量分布、土壤溶液pH值和土壤矿物风化过程中硅的析出规律进行研究。

A preliminary study on weathering process of salt in rock body at Mogao grottes, dunhuang

敦煌莫高窟岩体盐风化过程的初步研究