地应力问题是南缘地区钻井的主要难点，也是钻井过程中井下复杂的根本原因之一。
The crustal stress problem is major difficulty during drilling at the south area of the Base and is the fundamental reasons of the complicated downhole condition during drilling .
钱塘江海宁明清鱼鳞老海塘是保护浙北和苏沪南缘地区广大平原的大型防洪（潮）工程。
The Ming-Qing ancient seawall located in Haining is a great project for preventing floods and ensuring the safety of Zhebei and Su-Hu Plain Districts.
新疆准噶尔盆地南缘地区安集海河组存在超高压、强造浆、强坍塌应力、复合离子污染等问题。
Abnormal high formation pore pressure and sloughing stress exist in the south area of Junggar Basin, and mud making and composite ion contamination is also remarkable in this area.
应用推荐