air drilling

常見例句

Partial least squares method used to be and that air drilling effluent limit formula.
運(yùn)用偏最小二乘法擬和得出空氣鉆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.
對比分析了空氣螺桿鉆具與泥漿馬達(dá)在空氣鉆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.
初步確立了空氣鉆井鉆柱沖蝕磨損機(jī)理，提出鉆屑沖蝕是促使鉆具失效的一項(xiàng)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