井壁坍塌 meaning in English
borehole wall sloughing
formation caving
hole collapse
hole-wall collapsing
Examples
- The hole was lined with a steel tube to prevent the walls from falling in .
用一根钢管给钻孔加衬，以防井壁坍塌。 - Analysis of borehole collapse cycling time for shale
泥页岩井壁坍塌周期分析