air drilling

常见例句

Partial least squares method used to be and that air drilling effluent limit formula.
運用偏最小二乘法擬和得出空氣鑽井出水限定值計算公式。
lib.swpu.edu.cn
The performance difference between air crew drill and mud motor was analyzed under the air drilling condition.
對比分析了空氣螺杆鑽具與泥漿馬達在空氣鑽井井況下的性能差異。
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.
初步確立了空氣鑽井鑽柱沖蝕磨損機理，提出鑽屑沖蝕是促使鑽具失傚的一項重要原因。
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