formations的例句大全

The role of vegetation in outlining formations is often of great help.

在圈定地层过程中,植被往往具有很大的作用.

The rock formations break with cracks into new positions.

岩层产生裂缝而破裂移位.

Clouds are formations of condensed water vapour.

云是由凝聚的水蒸气构成的.

The residual porosity indicates the compaction state of the formations.

而剩余孔隙度又反映了地层的压实状态.

Both clay and sandstone are unstable rock formations.

黏土和砂岩都是不牢固的岩石构造。

Clouds are formations of condensed water vapor.

云是水汽凝聚而成.

The stratigraphic column in this district includes all the Paleozoic formations.

这个地区的地层柱包括全部古生代岩系.

In the western provinces there are different geographic formations.

在西部各省有不同的地理结构.

Drag bits are used most commonly in soft formations.

在松软岩层中最常用的是钢砂钻头.

Solid wastes may be deposited in or adjacent geologic formations.

固体废物可以被存放在地质形成物中或其附近.

A line of springs is found frequently at the contact of two formations.

在两个地层接触处常会有一排泉出现.

Formations are often divided into subordinate community types characterized by their dominant species.

群系可以按其优势物种的特征划分为一些次级的群落类型.

This requires evaluating water-bearing formations in their operation as filer plants.

这就要求评价含水层作为过滤装置的运用.

Both formations provide instructive early examples of integration.

两者的成立提供了一体化的有益的先例.

Enormous cloud formations formed a purple mass.

巨大的云层形成紫色云团。

A test to determine the maximum pressure integrity of exposed formations at the casing shoe.

确定套管鞋处裸眼地层最大破裂压力的试验。

Fractured formations show very strong azimuthal anisotropy, causing great difficulties in exploration.

裂缝性地层表现出很强的各向异性，勘探难度很大。

Vegetable Glue and Barite Powder Weighted Mud Applied in the Confined Water Thick Cover Formations

植物胶重晶石粉加重泥浆在有承压水厚覆盖地层中应用成效

Using weighted method to judge sand production of formations and select well completion method

利用加权法来判断地层出砂选择完井方法

Explanation: The strange-looking rock formations in the foreground of this skyscape are called hoodoos.

说明：在这张天空影像前景中形状奇怪的岩层被称为石林。