常見例句Fraser Sweatman pin safety system 弗雷澤斯韋特曼氏針形安全系統Sweatman R,Kelley S,Heathman J.Formation Pressure Integrity Treatments Optimize Drilling and Cornpletion of HTHP Production Hole Sections.SPE 68946 孫金聲;囌義腦;羅平亞;等.;超低滲透鑽井液提高地層承壓能力機理研究 返回 Sweatman