While drilling in arid water shortage area or in thief zones pump pressurized foam drilling technology may used in wire-line coring.
在干旱缺水矿区或漏失地层中钻孔时，可选择水泵增压装置泡沫钻进工艺用于金钢石钻进绳索取心。
Small diameter cone bit positioning deflection by wire-line coring with steel ball supporting was used to solve the problem economically.
采用绳索取心钢球支撑小径锥面钻头定位偏斜技术对事故进行处理，经济有效。
Diamond wire-line coring drill is a kind of widely used drilling technology with the advantages of high quality, efficiency and economic.
金刚石绳索取心是一种高效优质、快速经济、应用广泛的钻探技术。
The wire-line coring tool of HSQ serial has kept up the technical features of conventional placer drills and derived the advanced structure from steel cable fishing tool for inner barrel.
HSQ系列绳索取心钻具，既保持了现用砂钻钻进的工艺特点，又发挥了钢绳打捞内管技术的方便性。
The technique of diamond wire-line taking -coring drill has been applied in China for more than 30 years. The drill process and operation rules have been formed completely.
金刚石绳索取心钻进技术在我国已有30多年的应用历史，已经形成了一套较完整的钻进工艺和操作规程。
The wire-line directional drilling and coring technology can take cores and drill directionally without using down-hole motors.
绳索取心技术因其钻进效率高而广泛应用，但其无法实施定向作业。
The wire-line directional drilling and coring technology can take cores and drill directionally without using down-hole motors.
绳索取心技术因其钻进效率高而广泛应用，但其无法实施定向作业。
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