環鉆 的英文怎麼說
中文拼音 [huánzhēn]
環鉆
英文
trepanation-
The designing and producing of the automatic circulation circuit of the aiguille in the bore - cut precess equipment
的鉆削加工裝置鉆頭自動循環控制電路的設計Secondly, programmed the image processing arithmetic code which include the bottom arithmetic for the general condition comprises threshold division, region combination and informate and the middle level arithmetic for the given task comprises detecting the line dation creirection according to the hough transform in order to fix on the hole ’ s azimuth angle, detecting the aiguille tip position according to the image movement according to the environment and the image format
然後，根據目標環境要求和攝像機採集圖像格式，開發了圖像處理演算法程序。圖像處理演算法包括底層演算法和中層演算法兩部分，底層演算法針對通用情況，包括閾值分割、區域合併和信息生成。中層演算法針對具體任務設計，包括利用hough變換檢測棱線的方向，從而確定圓孔的方位角和利用基於圖像運動檢測鉆頭尖端位置。Rhodium - plated clip earrings with 3 clear, bezel - set crystals in various cuts
類似於鉆石的切割手法，夾子耳環中的精品，店主推薦哦。The drill and petroleum extraction tools test - well is made up of the multifunction test - machine system ( hydraulic system ), the calefaction system the circulation system, the testing system and the assistant system
鉆采工具試驗井共由多功能試驗機系統（液壓系統） 、加熱系統、循環系統、測試系統和輔助系統組成。Well, as long as it comes with t carat diamond earring
只要有幾克拉的鉆石耳環Landslide is a geological hazard with serious losses. it is very important to research the controling methods. slide - resistant pile, which has many advantages such as high adaptability, little interference to landslide and geological environment, short construction time, high silde resistance, is a main method to control landslide. pneumatic down - the - hole hammer is a drilling method with many advantages. its features, such as wide application range, high hole quality, no circulating medium, low operation regulations, and drilling big diameter rock hole, fit to construct slide - resistant pile. according to the requirement of silde - resistant pile construction, this paper analyses feasibility that pneumatic dth hammer drilling applies to construct slide - resistant pile on the basis of introducing the features of pneumatic dth hammer. then an applied example is given
滑坡是一種危害極大的地質災害，它的整治方法研究具有重要意義.抗滑樁是一種適應性強、對滑坡穩定性和地質環境干擾小、工期短、抗滑能力強的滑坡整治方法.風動潛孔錘鉆進是一種具有許多優點的鉆進方法，它的許多特點，如成孔質量高、應用范圍廣、無液體循環介質、鉆進規程參數小、可實現大直徑基巖鉆孔等都適合於抗滑樁施工.文章在介紹風動潛孔錘鉆進特點的基礎上，根據抗滑樁施工要求，分析了風動潛孔錘用於抗滑樁施工的可行性，並舉出了其應用實例This drilling adopts crank connecting link and walking beam percussion mechanism, which make the drilling possess two percussive functions, normal drilling takes connecting link impact as main mode, when encountering special situation and the connecting link impact can not drill, it can transform into hoisting impact, the stroke length can be modulated, it realizes automatic percussive drilling due to continuous operating of connecting link percussive mechanism, these can enhance drilling efficiency and relieve labor intensity ; it adopts pumping reverse circulation to drain slag, which not only resolves the drilling difficulty in special stratum such as pebble and gravel stratum and hard stratum, but also resolves the problem that the percussive drill ' s efficiency is low ; it adopts spur gear differential mechanism as double cylinders lazy tongs of main hoist, which not only ensures the balance state of drilling tool, but also reduces the mechanical design, and reduces the cost ; the bottom plate traveling motion of this drilling machine adopts walking type ; the drilling tower adopts hydraulic pressure uprising, and reduces the assistant operating time
該鉆機採用曲柄連桿、游梁式沖擊機構，使鉆機具有兩種沖擊功能;正常鉆進以連桿沖擊為主，遇到特殊情況，用連桿沖擊不能鉆進時，可轉為卷揚沖擊，沖程可調，因連桿沖擊機構連續工作，所以實現了自動沖擊鉆進，可提高鉆進效率，減輕勞動強度;採用泵吸反循環的方式排渣，既能有效解決卵礫石地層、堅硬地層等特殊地層鉆進的困難，又很好地解決了沖擊鉆機效率低下的問題;採用直齒圓柱齒輪差速機構作為主卷揚的雙筒同步機構，既保證了鉆具處于平衡狀態，又大大簡化了該機構設計，降低了成本;該鉆機底盤行走移位採用步履式;鉆塔採用液壓起立，減少了輔助作業時間。Benthic foraminifer fauna, ams14c dating and acoustic sub - bottom profile was analyzed in the core ey02 - 2 and ey02 - 1 drilled from the muddy deposit in the middle southern yellow sea and the mid - shelf of north east china sea. considering the results of core qc2 ? dz4 and the standard oxygen isotope curves, we discussed the late - quaterenary paleo - environment evolution, benthic foraminifer fauna, paleo - climate, the climate events and water mass in postglacial period, average sedimentation rates, paleo - water depth, origin of sediments, average sea level rise rate in the shelf of south yellow sea and east china sea. at last we discussed the condition of sea level rise in the east china, green house effect and the protection of coastal zone
本文根據南黃海中部泥質區和東海中陸架的兩個鉆孔巖芯的古生物、 ams ~ （ 14 ） c測年、淺地層剖面等，參考qc _ 2 、 dz _ 4成果及標準氧同位素曲線探討了黃東海陸架晚第四紀古環境演化、底棲動物群特徵、古氣候、冰後期以來氣候事件、古水團、沉積速率、古水深、沉積物源、海平面平均上升率，討論目前中國東部海平面上升的狀況、溫室效應及海岸帶保護。The investigation of a lot of parameters about treated sandstone, brick materials and earthen materials with fluorited polymers has been carried out, such as the formation of polymer, the penetration depth, porosity, capillary absorption and penetration coefficient, water uptake, compressive strength, drilling resistance, absorption isotherms of water vapor, water vapor diffusion, color changes as well as resistance to desegregation of water, frizzing - throwing cycles, worming - cooling cycles, and so on. in addition, the influence of salt crystallization, acid and base, and uv aging have also been assessed in order to better understand the protection effects and utilization possibility of two fluorinated polymers, mainly according to astm standard and the combination of international methods together with general technological
分別以國家級文物保護單位的土質、砂巖和磚材文物樣品為對象，依據astm標準及國際通用文物保護研究方法與評估準則相結合，通過膠化物形成周期、滲透深度、孔隙度、毛細吸水和滲透系數、持水量、抗壓強度、抗鉆強度、吸附水蒸氣的能力、透氣性、外觀顏色等系列參數的測定，及凍融、冷熱循環、酸堿腐蝕后抗壓強度的衰減、可溶鹽對保護效果的影響、酸堿及光照對表面保護效果的影響，對兩種含氟聚合物及其與有機硅的共混物在文物加固保護和表面防護中的可行性和保護效果給予了系統研究。Traditional scheme is core decompression technique using trephine
傳統的治療方法是以環鉆法為主的髓心減壓技術。Advanced bottom hole drilling tools and the rotary steering closed loop system
現代井下鉆井工具及旋轉導向閉環鉆井系統The experimental results show that the distribution of the radial static pressure behind the model cascade can be controlled by changing the diameter, number and distribution of the holes at different radius of the full circled backboard with the holes properly ， and the experiments variable enthalpy drop in the model cascade can be realized by using out - circled backboard or in - circled backboard which are set on the different distances from the trailing edge of the model cascade
實驗結果表明，適當選擇全環鉆孔擋板不同半徑處的鉆孔率、鉆孔直徑與分佈，可調節靜葉后徑向靜壓分佈，採用外環或內環擋板，並將其分別置於靜葉的近、中、遠下游，可實現靜葉柵的變焓降實驗。Mrs. flinders decided to have her portrait painted. she told the artist, " paint me with diamond earrings, a diamond necklace, emerald bracelets and a ruby pendant.
福林德斯夫人決定讓人給她畫肖像。她告訴那位肖像畫家說： 「畫我帶著鉆石耳環、鉆石項鏈、祖母綠手鐲，還有紅寶石垂飾。 」Application of air - lift counter circulation boring procedure in geothermal heat shaft construction
氣舉反循環鉆井工藝在地熱井施工中的應用This drill adopts the deep drilling technique of positive and negative circulation, the efficiency of deep drilling is high, and applies to various stratum, is the first selected equipment for the basic construction of river bridge and dock, and also applies to drilling project of high building and heavy caliber shallow well
該機採用正反循環鉆進工藝，鉆進效率高，適用於各種地層，是江河橋梁、碼頭基礎施工的首選設備，也適用於高層建築及大口徑淺水井等鉆孔工程。In chapter three, in order to simulate the actual drilling fluid column pressure and to supply the extreme high pressure drilling circulating fluid for the device, the high pressure circulating fluid simulating system has been designed based on the experience of drilling fluid circulating system in the wellside. to purify the drilling fluid, the high pressure desander has been designed
第三章為模擬實際鉆井的液柱壓力，並為整個模擬鉆井裝置提供超高壓循環鉆井液，在借鑒了鉆井現場的鉆井液循環系統經驗的基礎上分析研究了鉆井液高壓循環系統，並配套設計了高壓除砂器，以達到凈化該系統中鉆井液的要求。The stroke reverse circulation drilling machine of czf2000 - 1800 type is produced by our company newly to adapt to the demand of percussion drill market due to the development of road and bridge industry, it is specializedly used for pore forming of pebble and gravel stratum and hard stratum
1800型沖擊反循環鉆機是我公司最新研製生產的為適應我國路橋事業發展對沖擊鉆機市場的需求，專門用於卵礫石地層、堅硬地層中成孔的鉆機。Emulator analyse on rake angle of injector hole in reverse circulation bit
反循環鉆頭引射孔傾角的模擬分析The fault tree analysis of interruption of fluid in pump suction reverse circulation drilling
泵吸反循環鉆進中循環液中斷的故障樹分析Analysis and disposition for an accident of drill bit being buried in large diameter drilling with non - circulation of slurry by hydraulic piling rig
某旋挖鉆機大口徑無循環鉆進埋鉆事故的分析處理分享友人