長孔鉆 的英文怎麼說
中文拼音 [zhǎngkǒngzhēn]
長孔鉆
英文
slotting auger-
Testing method for the performance of full screw earth auger
長螺旋鉆孔機性能試驗方法Drilling technology of long hole using for discharging gas from coal seams
抽放瓦斯順煤層長鉆孔施工技術The study of the long bored cast - in - situ pile construction in huanghe overflow area
黃河漫灘區深長鉆孔灌注樁施工探討Based on the description on the construction technology of the continuous flight auger ( cfa ) pile, the quality advantage, material requirement, construction condition of the pile is introduced, and then the causation of the quality defect and its control measure are presented herein ; from which the processes of both the construction and the quality control are analyzed as well
摘要基於對長螺旋鉆孔混凝土壓注樁施工工藝的論述,介紹了該類型樁的質量優點、材料要求、作業條件以及常見質量缺陷的原因及控制措施,對其施工及質量控制過程進行了分析。Gas drainage from underground mine with 1000m branched long holes along seam
煤礦井下順煤層千米枝狀長鉆孔抽采瓦斯技術Standard practice for length change of cast, drilled, or sawed specimens of hydraulic - cement mortar and concrete
水硬水泥灰漿及混凝土的鑄造鉆孔或鋸斷試樣長度變化的標準實施規程Since the air pressure sink - box technology was abandoned, and the steel - plate peg round the barrage pipe peg foundation was adopted at first time in the wuhan changjiang bridge project, the steel round the barrage has been adopted in bridge foundation construction more and more. especially after the double wall steel sink well round the barrage bore peg foundation was creatively adopted in jiujiang changjiang bridge foundation, which was built in 1985
自從武漢長江大橋工程中擯棄了過去一直沿用的氣壓沉箱,首次採用了鋼板樁圍堰管柱基礎以來, 1985年建成的九江長江大橋基礎獨創性地採用雙壁鋼沉井圍堰鉆孔樁基礎,鋼圍堰在橋梁基礎施工中的應用越來越多。The same type of cement - soil mixing pile with concrete core, concrete pile and cement - soil pile that means they have the same pile length and pile diameter is deeply analyzed by finite element program. we get the q - s curve, the axis force of pile body curve, the stress of pile curve and the side and the end sharing load ratio of the pile curve by finite element program. with the help of the finite element program, the paper finds the relations between the pile ' s parameter and its bearing capacity and load transferring properties
利用有限元計算分析了同比(樁長相同、樁徑相同)水泥土組合樁、水泥土攪拌樁和混凝土鉆孔灌注樁,得到了它們的荷載沉降曲線、樁身應力曲線、樁身軸力曲線、樁側樁端分擔荷載曲線等,通過這些曲線對它們的荷載傳遞規律以及變形特性進行了深入的分析。Sir, negative on drill penetration
長官,鉆孔機不能穿破他的身體Moulding in combination with boring or iliac lengthening for the treatment of femoral head necrosis in children
塑形療法配合鉆孔或髂骨延長術治療兒童股骨頭壞死的臨床研究Comprehensive gas drainage method with long directional drilling hole
定向長鉆孔綜合抽放瓦斯方法Based on the results of vertical static loading test and stress test for longhole bored pile in loess foundation, by analysing the transferring law of axial force and the action of lateral friction resistance and bottom resistance, the paper discusses the influences of two types of holing technology on bearing capacity behavior
本文通過黃土地基中旋挖鉆孔灌注長樁和泥漿護壁鉆孔灌注長樁靜載荷試驗和樁身應力的測試,分析了黃土地基中兩種成孔工藝鉆孔灌注長樁樁身軸力的傳遞規律、樁側阻力及樁端阻力的發揮性狀,探討了兩種成孔工藝對鉆孔灌注長樁承載力的影響。Series of high pressure thermocouples thermalresistances and thermowells, the thermocouple take the form of spring - loaded, of which protective tube and flange are forged of special alloy, as well the thermowell are formed with bar stock drilled. more further, theconnecting between thermowell and flange can be compressed with tapered thread and the groove at the lower end of flange can be welded with argon arc. these thermocouples are usually used in high equipments of hydrogen cracking device, cracker and vaporizer etc for pressure - resistant in over 30 mpa, operating temperature from 0 up to 800
系列高壓熱電偶阻及套管,熱電偶採用彈簧壓著式,保護套管和法蘭選用特殊合金材料鍛造,套管採用棒料整體鉆孔加工而成,與法蘭連接處以錐管螺紋配合併與法蘭下端渠槽處用氬弧焊接,耐壓30mpa ,使用溫度0800 ,可長期使用在加氫裂化裝置裂解裝置,氣化爐等高壓設備中。The machine can adopt positive and negative circulation and other deep drilling technique, adapts to various stratum, is the first selected equipment for foundation construction of river ' s bridge and dock, and also adapts to large diameter borehole construction such as tall building, coal mine vertical well and sewage well, it exerts great action many changjiang river large scale bridges foundation construction
該機可採用正反循環等鉆進工藝施工,適合於各種地層,是江河橋梁、碼頭基礎施工的首選設備,也適用於高層建築、煤礦豎井和污水井等大口徑鉆孔施工,在多座長江大型橋梁基礎施工中發揮了巨大作用。Drilling temporary soil nail for retaining wall no. 44 at cheung sha
于長沙的擋土墻編號44進行臨時泥釘鉆孔的工程Continuation of construction temporary works for retaining wall no. 44, above south lautau road near cheung sha
繼續鄰近於長沙嶼南道的擋土墻編號44進行臨時泥釘鉆孔的工程Associated with a practical example of pipeline crossing with directional drilling technique in yizheng - changling crude oil pipeline, this paper analyzes the characteristics of crossing through rocky stratum with directional drilling, deliberates the stratum status, drilling machine selection, drilling tool assembly, direction control, mud control ; drilling process as well as emergency dealing scenarios at the stages of guiding - hole drilling, aperture expanding and back - towing
摘要結合儀征長嶺原油管道洪湖長江定向鉆穿越工程實例,分析了管道定向鉆穿越長距離巖石層的特點,論述了定向鉆穿越巖石層的地層狀況、鉆具組合、控向措施、泥漿控制、鉆進工藝以及導向孔鉆進、擴孔、回拖階段的應急預案,針對在鉆導向孔過程中因泥漿壓力高、信號線多次出現被高壓泥漿沖壞、造成控向信號不穩定甚至中斷的情況,對信號線的安裝提出了改進措施。The key of processing tenuous hole by plain lathe is the design of clamping apparatus
摘要用普通車床加工細長孔,夾具和鉆具的設計是關鍵。It is feasible to process tenuous hole with low precision on the plain lathe by adopting appropriate clamping apparatus & drilling tools and proper processing technology
設計適當的夾具和鉆具、採用合適的加工工藝,在普通車床上進行特度要求不高的細長孔的加工是可行的。Design and application of horizontal long bore hole drilling rig
近水平長鉆孔鉆機的設計及應用分享友人