Most trace elements, including manganese and arsenic, get into the water through the natural process of rock weathering.
大部分微量元素，包括锰和砷，通过自然过程中的岩石风化作用进入水体。
To study the rule of change of rock chemical composition in the weathering process is very important for further research of weathering mechanism and change in rock's physics mechanics character.
研究岩石风化过程中岩石化学成分的变化规律，对于进一步研究岩石的风化机理以及岩石的物理力学性质变化过程有着十分重要的意义。
Weathering of rock is essentially a static process.
岩石的风化作用基本上是一种静力作用。
Based on the chemical analysis, the change of chemical composition of slope rock and the weathering process of slope in red bed were stated.
根据对红层岩石的化学分析，阐述了红层边坡风化过程中化学成分的变化及其风化进程。
Weathering, being a natural process that decreases rock strength, stiffness and durability, is specially concerned in investigation and design of rock engineering.
由于风化会对岩石强度、刚度和耐久性产生重大影响，故在岩石工程勘察设计中需对其进行重点研究。
Weathering, being a natural process that decreases rock strength, stiffness and durability, is specially concerned in investigation and design of rock engineering.
由于风化会对岩石强度、刚度和耐久性产生重大影响，故在岩石工程勘察设计中需对其进行重点研究。
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