双管两层完井
twinstring dual-completion
钻井完井两用钻机
combination drilling concentric completion rig
piggy-back rig
两层两跨组合钢框架
2-span and 2-storey composite steel frame
两两完全正则
Pairwise completely regular
行为两两NQD的随机变量阵列
arrays of rowwise NQD random variables
常规双层完井
conventional two zone completion
对流层上层西风急流
Subtropical upper-tropospheric westerly jet
多层完井
multiple completion
multiple-seam completions
multiple zone completion
多产层完井
multiple reservoir completion