pass catch square and fake drill
Tổng quan về các thiết bị trong ngành dầu khí - AN INTRODUCTION TO RIG TYPE AND BASIC DRILL STRING COMPONENTS
Ngày tải lên :
01/04/2014, 09:06
... lan khoan • Semisubmersible Rigs - Giàn khoan nửa nửa chìm • Drill Ships - Tàu khoan LAND RIGS • Most common type of rigs and used to drill wells at onshore locations • Là dạng loại giàn khoan ... Chủ đạo bàn rôtơ (Explain the purpose and operation of a kelly and rotary table system) • Biết chức hoạt động hệ thống truyền động đỉnh Explain the purpose and operation of a top drive system) ... giác • Hệ thống bao gồm: − Kelly − Drive Bushing − Master Bushing − Rotary Table III DRILL STRING COMPONENTS Drill Pipe • Cần khoan ống thép có độ bền cao sử dụng để truyền chuyển động quay xuống...
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Báo cáo hóa học: " Research Article The Alexandroff-Urysohn Square and the Fixed Point Property" ppt
Ngày tải lên :
22/06/2014, 11:20
... Point Theory and Applications the Alexandroff-Urysohn Square The proof is direct and uses a dog-chases-rabbit argument 5, page 123–125 ; first having the dog run up the diagonal, and then up or ... down a vertical fiber The Alexandroff-Urysohn Square is a Hausdorff dendroid For a dog-chases-rabbit argument that metric dendroids have the fixed point property, see , and also see Definition A set ... in one component of is a connected subset of L and π1 U ∩ π1 L 0, \ π1 U This completes the proof of our lemma Theorem The Alexandroff-Urysohn Square X, τ has the fixed-point property Proof Let...
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Báo cáo y học: "Prospective evaluation of serum biomarker levels and cartilage repair by autologous chondrocyte transplantation and subchondral drilling in a canine model" pps
Ngày tải lên :
09/08/2014, 14:21
... OA, and KN carried out the design, operation, and coordination of the study and helped to draft the manuscript PK and PP carried out the biochemistry assay and chondrocyte culture KK, PC, and ... anesthesia and preoperative and postoperative animal care JS and NP participated in pathological and radiological interpretation SL participated in statistical analysis All authors read and approved ... subconfluence, the passage-1 cells were detached by treatment with 0.25% trypsin/1 mM ethylenediaminetetraacetic acid (EDTA) and plated at × 103 cells per square centimeter Chondrocytes from second passages...
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Linear Minimum Mean-Square-Error Transceiver Design for Amplify-and-Forward Multiple Antenna Relaying Systems
Ngày tải lên :
20/11/2012, 11:31
... LTE, IMT-Advanced and Winner project [3, 4] Generally speaking, there are three kinds of cooperative protocols: amplify-andforward (AF), decode -and- forward (DF) and compress -and- forward (CF) For ... HW,sr are independent and identically distributed (i.i.d.) Gaussian random variables with zero mean and unit variance The MR × MR matrix Σsr and NS × NS matrix ΨT are the row sr and column covariance ... in (2.33), and Θ is given in (2.36) The matrices UT and UΘ consist of the eigenvectors of T and Θ, respectively, while the diagonal matrices ΛT and ΛΘ contains the eigenvalues of T and Θ, respectively...
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Tài liệu Incomplete Interest Rate Pass-Through and Optimal Monetary Policy∗ docx
Ngày tải lên :
17/02/2014, 03:20
... Following Christiano and Eichenbaum (1992), Christiano, Eichenbaum, and Evans (2005), and Ravenna and Walsh (2006), See, for example, Barth and Ramey (2001), Angeloni, Kashyap, and Mojon (2003), ... and Svensson (1999), Rudebusch (2002a, 2002b), Levin and Williams (2003), and Ellingsen and S¨derstr¨m (2004) See o o Sack and Wieland (2000) and Rudebusch (2006) for a survey of studies on interest ... (2004), de Bondt, Mojon, and Valla (2005), Kok Sørensen and Werner (2006), and Gropp, Kok Sørensen, and Lichtenberger (2007) A brief review of the literature on interest rate pass- through is provided...
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Tài liệu Drilling Down: The Gulf Oil Debacle and Our Energy Dilemma pot
Ngày tải lên :
21/02/2014, 18:20
... 600,000 square kilometers, a little less than the area of Texas and twice the size of Poland As Figs 2.2 and 2.3 show, most of the large oil and gas fields were discovered more than 30 years ago and ... measures up against demand and total oil use in the United States, and how big the energy profit is after so much energy is expended in exploration, drilling, recovery, refining, and transportation ... no different from bananas or iPods, to be produced and sold in relation to market demand Peak oil, and the resulting imperative to drill deeper and more remotely to find new oil, not only gives...
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HCR 1200.Drill faster and straighter with the HD712 potx
Ngày tải lên :
05/03/2014, 12:20
... dirt build-up and track wear – ensures strength and durability ■ Angle indicator for quick and easy drilling alignment ■ Reliable dust control system increases suction capacity and provides effective ... increasing drilling performance and the life of drill tools while decreasing fuel consumption HCR1200 HC 200 ED HCR1500 D20 ■ HCR1200 ED features 12' rods with extendable boom for increased drill ... provides faster drilling and decreases bit wear ■ Low-emission Tier II engines offer low fuel consumption and meets US exhaust emissions regulations ■ Advanced rotary rod changer allows easy drill rod...
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LET’S TALK DEFENSE! TIPS, SKILLS, AND DRILLS FOR BETTER DEFENSIVE BASKETBALL pot
Ngày tải lên :
08/03/2014, 16:20
... Defense,Team Defense, and Drills 87 18 Defending the Pick and Roll 111 19 Defending Specific Plays 129 10 Trapping and Double-Teaming 151 11 Transition Defense and Drills 167 12 Zone, Press, and Combination ... establish and execute great help and support defense: we shadow, dig, and give full-bodied help; stop (prevent and limit) all penetration; and we shrink the court and pack the paint We orchestrate and ... defense and try to pressure and deny all entry passes 14 We want our players to always be level with the ball and not trail the play 15 Create havoc by moving your hands and feet to harass and force...
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101 Youth Basketball Drills And Games pdf
Ngày tải lên :
24/03/2014, 01:20
... of passes within a given time 24 101 Youth Basketball Drills drill 18 pass and react Objective: To develop passing skills and improve reaction skills and awareness Equipment: Six players and ... follow-through with arms and hands after making the pass 28 101 Youth Basketball Drills drill 22 wall pass Objective: To practise and improve the bounce pass Equipment: One player, one ball and a wall Description: ... Description: The player stands m from the wall and executes a bounce pass against the wall, continually catching and passing Coaching points: The player pivots and steps into each pass, and should aim to...
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formulas and calculations for drilling production and workover 2e
Ngày tải lên :
02/04/2014, 16:04
... Formulas and Calculations for Drilling, Production, and Workover Second Edition Formulas and Calculations for Drilling, Production, and Workover Second Edition Norton ... possible to understand and work, and often exact words are used rather than symbols This book is dedicated to the thousands of oilfield hands worldwide who have to use formulas and calculations, ... formulas and calculations, some in English field units and some in Metric units I have also added the Volumetric Procedure, the Lubricate and Bleed Procedure (both Volume and Pressure Method), and...
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Geometry of single point turning tools and drills
Ngày tải lên :
08/04/2014, 11:17
... Flute and Twist Drills This chapter discusses classification, geometry, and design of straight flute and twist drills It argues that the design, manufacturing, and implementation practices of drills ... Assembly W Ho and P Ji ERP Systems and Organisational Change B Grabot, A Mayère and I Bazet (Eds.) Trends in Supply Chain Design and Management: Technologies and Methodologies H Jung, F.F Chen and B ... turning and drilling operation and presets the definitions of the basic terms used in kinematics of turning, boring, and drilling The cutting speed, cutting feed, feed rate, depth of cut and material...
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Thuyết trình Exchange Rate pass-through and monetary policy in Croatia
Ngày tải lên :
10/04/2014, 13:10
... dẫn hoàn toàn đến giá nhập Tổng quan nghiên cứu trước Gosh and Wolf, 2001, “Imperfect Exchange Rate PassThrough: Strategic Pricing and Menu Costs” Nghiên cứu hiệu ứng truyền dẫn ngắn hạn không ... EXCHANGE RATE PASS - THROUGH AND MONETARY POLIICY IN CROATIA GIỚI THIỆU TỔNG QUAN LÝ THUYẾT VẤN ĐỀ DỮ LIỆU PHÂN TÍCH ... giá đưa vào phân tích nghiên cứu Tổng quan nghiên cứu trước McCarthy, 2000, Pass- Through of Exchange Rates and Import Prices to Domestic Inflation in Some Industrialized Economies” Bài...
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urban design - street and square, third edition
Ngày tải lên :
29/04/2014, 15:46
... materials, but 25 URBAN DESIGN: STREET AND SQUARE everything squared to exact angles and similar lines’.4 Later, Andrea Palladio, the sixteenth-century architect and one of the great exponents of ... square, the street and the buildings that make up the public face of towns and cities The meaning and role these elements play in urban design, the ways in which they are arranged, designed and ... Planning periods are often long, possibly twenty years and may cover large urban and rural regions On the URBAN DESIGN: STREET AND SQUARE other hand action plans requiring entrepreneurial skills from...
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they never said it a book of fake quotes misquotes and misleading attributions jun 1990
Ngày tải lên :
11/06/2014, 10:31
... gambits and ploys and countergambits and tricks and traps and ruses and ambuscades Quotemen (and quotewomen) not simply quote; they quote in order to score points, usually of a political nature, and ... of fake quotes, misquotes, and misleading attributions / Paul F Boiler, Jr., and John George p cm Includes index Quotations Errors and blunders, Literary Literary curiosa Literary forgeries and ... plenty of fake Lincoln quotes in circulation And there are spurious quotes, too, from Franklin, Washington, and other notables that turn up periodically in books, pamphlets, magazine articles, and...
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Báo cáo hóa học: " Research Article Mean-Square Performance Analysis of the Family of Selective Partial Update NLMS and Affine Projection Adaptive Filter Algorithms in Nonstationary Environment" doc
Ngày tải lên :
21/06/2014, 08:20
... signal and therefore Z(n) and W(n) are statistically independent of ea (n) and moreover E{ea (n)eT (n)} = E{ea (n)} · S where S ≈ IP×P for small μ a T ) for large μ where 1T = [1, 0, , 0] and ... steady-state MSE and the simulated steady-state MSE is observed In Figures 16 and 17, we presented the results for N = 3, and Simulation results show good agreement for both colored and uniform input ... input signals Figures 18 and 19 show the steady-state MSE of SPUAPA as a function of step size for M = 16, and different input signals The parameters K, and P were set to 4, and the step size changes...
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Drilling and Associated Cutting Tool Technology Industrial Handbook_1 pdf
Ngày tải lên :
21/06/2014, 21:20
... performance criteria and factors associated with drilling operations in this case for example, on castings Drilling and Associated Technologies Figure 44. The twist drill geometry and associated ... accuracy and roundness, with some ‘helical wandering’ as the drill passes through the workpiece Hole accuracy and in particular the ‘bell-mouthing effect’ , is minimised by previously centre-drilling ... Figure 45. The twist drill shearing and extrusion mechanism at the bottom of a hole [Source: C.J Oxford Jr., 1955] Drilling and Associated Technologies Figure 46. Twist drill geometry 93 94...
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Drilling and Associated Cutting Tool Technology Industrial Handbook_3 ppt
Ngày tải lên :
21/06/2014, 21:20
... [Courtesy of Sandvik Coromant] 109 110 Chapter 3.1.6 Special-Purpose, or Customised Drilling and Multi-Spindle Drilling Most of today’s Special-purpose, or Customised Drills and Multi-spindle drills ... wide range of drilling/boring operations can be undertaken using indexable insert drills [Courtesy of Seco Tools] Drilling and Associated Technologies Figure 55. Counterboring and trepanning ... the drill to snap Gun-Drills Gun-drills (i.e see Fig 58a), are normally utilised to machine small, straight diameters to high tolerances and having excellent finishes in a single operation Drilled...
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Drilling and Associated Cutting Tool Technology Industrial Handbook_4 pot
Ngày tải lên :
21/06/2014, 21:20
... commencement of the deep-drilling operation, the drill bushing’s main function36 (i.e shown in Fig 58b), is to guide and support the drill at initial workpiece entry and until drill penetration allows ... support pads to bear on the partially-drilled hole surface and thereupon remaining in contact throughout the drilling operation Whilst deep-hole drilling, the drill and workpiece centrelines must not ... cutter-grinder Gun -Drill Failure One of the main reasons for Gun-drills to fail in operation, is through an excessive misalignment of the drill bushing and this will be in relation to the drill s rotational...
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Drilling and Associated Cutting Tool Technology Industrial Handbook_5 potx
Ngày tải lên :
21/06/2014, 21:20
... overhang and the extent and magnitude of tangential and radial cutting forces The rigidly clamped and cantilevered boring bar’s ‘free-end’ will deflect/deform by forces acting upon it and, some ... 90° and 180° and is equal to the phase between the inner and outer modulation Moreover, it has been shown that by modifying the workpiece’s rotational speed, this disturbs the ‘space phase’ and, ... of freedom, together with the squareness errors, totalling 21 possible degrees of freedom Drilling and Associated Technologies Figure 64. An ‘active’ boring bar and their capacity to suppress...
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