reverse circulation的例句大全

The author has made an exposition of the theory of airlift reverse circulation machines and tools, and its making way as well, which has solved the construction technical difficulty.

本文着重阐述了气举反循环理论和机具制做方法，从而解决了在岩溶发育地区的施工技术难题。

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Experimental Research on Reverse Circulation Drilling with Through-type DTH Hammer for Water Well Drilling in Karst Strata

贯通式潜孔锤在岩溶地层反循环水文水井钻进试验研究

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Testing of the Air Reverse Circulation Drilling Process in Geo physical Blast hole Drilling

空气反循环钻进工艺在物探爆破孔施工中的试验应用研究

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This paper describes the theory, features and testing results of the air reverse circulation drilling process used in geo physical blast hole drilling.

概述了空气反循环钻进工艺应用于物探爆破孔施工的原理、特点及其试验应用情况。

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Study on Fluid Velocity at The Hole Bottom in Large Diameter Reverse Circulation Rotary Drilling

大直径反循环回转钻井底冲洗液流速的研究

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Fuzzy Control of Automatic Drilling of Drum-type Percussive Reverse Circulation Drilling Machines

卷筒式冲击反循环钻机自动钻进的模糊控制

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APPLICATION OF THE PERCUSSIVE REVERSE CIRCULATION DRILLING IN DRILLING A LARGE DIAMETER PILING EMBEDDED ROCK Status Quo and Trend of Percussive Reverse Circulation Pile Hole Drill Rigs in China

冲击反循环技术装备在大口径嵌岩钻进中的应用我国冲击反循环桩孔钻机现状与发展

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Application of Air-lift Reverse Circulation Drilling Technology for Resolving Well Drilling Problems

应用气举反循环钻进工艺成功解决钻井施工疑难技术问题

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Experimental and Drill Bit Flow Field Analyze of Run-through DTH Reverse Circulation Drilling Technique

贯通式潜孔锤反循环钻进技术试验及钻头流场分析

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Development of Self Moving Reverse Circulation Rig GFC-120

GFC-120型自走式反循环钻机的研制

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application of engineering techniques of gas-lift reverse circulation on the deep geotherm well

福州地热XG3深井应用气举反循环施工技术

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laboratory; development of experimental apparatus about reverse circulation bit

反循环钻头实验器研制

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several problems encountered in research and manufacture of cfz-1500 percussion reverse circulation drill

CFZ-1500型冲击反循环钻机研制中的几个问题

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discuss the construct techniques of the reverse circulation drill perfusion stake

浅析反循环钻孔灌注桩施工工艺

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large diameter grouting pile construction by percussive reverse circulation drill without mud pit in hongkong

冲击反循环钻机在香港无泥浆池施工桩基工程

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Reverse circulation well control method and its calculation in slim hole

适应小井眼的反循环井控方法及其计算

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Drilling process analysis of the CJF 20 percussion drill rig of reverse circulation

CJF-20冲击反循环钻机钻进工艺技术分析

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