Peasant household economy rational origin of poor efficiency lie in and lag behind into changes restraint of system.
农户经济理性的低效的根源在于受到滞后变迁制度的约束。
In the drilling operation, it is important for determining a rational gas lag time and cutting lag time and for identifying newly drilled cutting accurately.
钻井施工中,确定一个合理的气体迟到时间、岩屑迟到时间以及准确识别真假新钻地层岩屑至关重要。
In the drilling operation, it is important for determining a rational gas lag time and cutting lag time and for identifying newly drilled cutting accurately.
钻井施工中,确定一个合理的气体迟到时间、岩屑迟到时间以及准确识别真假新钻地层岩屑至关重要。
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