Study on frost heaving susceptibility of medium sand and coarse sand of highway subgrade in seasonally frozen ground region;
季冻区公路路基中粗砂冻胀性研究
This paper analyzes the geology and works out new fracturing technologies for the two oil provinces, which are compound fracturing, coarse solids fracturing, and liquid nitrogen fracturing.
本文通过对刘庄和胡状集油区的地质情况进行分析 ,研究出适合两个油区的压裂新工艺技术———复合压裂、粗砂压裂和加液氮压裂工艺技术。
CopyRight © 2020-2024 优校网[www.youxiaow.com]版权所有 All Rights Reserved. ICP备案号:浙ICP备2024058711号