大斜度井钻井解卡剂
high angle drilling lubricant
超高密度钻井液
Ultra-high Density Drilling Fluid
低密度钻井液
Low density drilling fluid
low density mud
Deep well
反循环洗井钻井法
countercirculation-wash boring method
分支井钻井技术
branch drilling technology
高矿化度钻井液
high salinity drilling fluid
highly saline drilling fluid
高密度钻井液
heavy weight drilling fluid
High density drilling fluids
high density drilling fluid
High-density Drilling Fluid
high density mud
mud density
heavyweight mud
高温高密度钻井液
high-temperature and high-density water-based drilling fluid
high-temperature and high-density water-based dril