旋转导向钻井工具
Rotary Steering Drilling tool
rotary steerable drilling tool
大庆石油管理局钻井工程技术研究院
daqing petroleum administration bureau
Institute ofDrilling Technology Research
大庆钻探工程公司钻井工程技术研究院
drilling engineering technology research institute
daqing drilling engineering corporation
大斜度井钻井解卡剂
high angle drilling lubricant
反循环洗井钻井法
countercirculation-wash boring method