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1·Research is needed on chemical methods to accelerate the natural weathering process by which minerals form carbonates.

需要就化学方法加快矿物转化为碳酸盐的自然风化过程进行研究。

2·Weathering action changes the mineral composition of rocks, and the periods of weathering process reflect weathering intensity.

风化作用改变了岩石的矿物成分，岩石在风化过程中表现出来的阶段性，反映了岩石的不同风化程度。

3·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。

4·As an example of practical use of this method, the observation of weathering process of the surface layer of glassware samples has been reported.

以观察玻璃风化过程中的表面膜做为例子，说明了本方法的实际应用。

5·It has become a common understanding that frost action is a kind of weathering process, which considerably changes engineering properties of soils due to cryogenical actions.

冻融过程中土结构受冷生作用的影响，可导致土的工程性质发生变化。

6·As a special kind of rocks, black strata are distributed widely. Their weathering usually accelerates weathering process of each kind of rocks and engineering structure materials.

黑色岩层是一种分布广泛且较为特殊的一类岩石，它的风化往往会加速各类岩石以及工程建筑物材料的风化与劣化过程。

7·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。

8·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。

9·Microorganisms are very important in the process of mineral weathering.

在矿物风化过程中，微生物起着重要的作用。

10·Burma Feicui was subjected to surface geochemical process, resulting in the formation of special weathering crust, which is of great value of technological application.

缅甸翡翠在表生地球化学作用下，常形成特殊的风化皮壳，并具有较高的工艺利用价值。