air drilling

常见例句

Partial least squares method used to be and that air drilling effluent limit formula.
运用偏最小二乘法拟和得出空气钻井出水限定值计算公式。
lib.swpu.edu.cn
The performance difference between air crew drill and mud motor was analyzed under the air drilling condition.
对比分析了空气螺杆钻具与泥浆马达在空气钻井井况下的性能差异。
Establish the erosive wear mechanism of drilling string in air drilling and put forward that erosion wear is a substantial cause to promote drill string failure.
初步确立了空气钻井钻柱冲蚀磨损机理，提出钻屑冲蚀是促使钻具失效的一项重要原因。
lib.swpu.edu.cn

It also eliminates EPA foot dragging on air permits necessary for offshore drilling, and removes EPA authority for unnecessary and burdensome greenhouse gas regulation altogether.
FORBES: The GOP Jobs Plan Vs. Obama's
Some of the press may be wondering why we are announcing offshore drilling in a hangar at Andrews Air Force Base.
WHITEHOUSE: Energy Security and Independence
In March 2003 Tinseltown darling Erin Brockovich filed a mass toxic tort claiming that drilling on the field had created air contaminants that caused a cancer cluster among students, teachers and residents.
FORBES: Wild Frontier