| 1. | Alternating sandstones and shales are regarded as important .
蚀变的砂岩和页岩是很重要的。 |
| 2. | Serpentinite is the least altered member of the peridotite suite .
蛇纹岩是橄榄岩组蚀变最轻微的分子。 |
| 3. | This alternation feature is commonly related to emplacement of c－shaped rolls .
蚀变的特征一般同C形的卷型矿化有关。 |
| 4. | This is due to the higher weathering resistance of hydrothermally altered rock .
这是由于热液蚀变岩石具有较高的抗风化力的缘故。 |
| 5. | In the ranger area highly chloritic rocks were believed to be altered dolerites .
兰杰地区的强烈绿泥石化岩石据信可能是蚀变粒玄岩。 |
| 6. | Alteration is very extensive in some areas and serpentinites are common in greece .
在一些地区蚀变作用非常广泛，在希腊蛇纹岩是常见的。 |
| 7. | Petrological and mineralogical examinations of core material can be used to identify hydrothermal alterations .
岩芯的岩石学和矿物学研究也能用来鉴定水热蚀变。 |
| 8. | The limits of the altered sands are considered to be the most forward penetration of the oxidizing groundwater .
蚀变的沙子边缘被认为是具有氧化作用的地下水所能到达的最前沿。 |
| 9. | Em, like resistivity, can also give structural information: faults, shear or altered conductive areas .
和电阻率法一样，EM法也能提供构造方面的资料，如断层、剪碎带或蚀变导电带。 |
| 10. | In several altered granites and gnoisses nascimento monitored swelling began almost immediately after the water was added .
在Nascimento观察的几块蚀变的花岗岩和片麻岩中膨胀作用是在加水之后几乎是立即就发生。 |
