goals of primary education according to national policy on education
Báo cáo y học: " Eradication rate of Helicobacter pylori according to genotypes of CYP2C19, IL-1B, and TNF"
... Effect of different proton pump inhibitors, differences in CYP2C19 genotype and antibiotic resistance on the eradication rate of Helicobacter pylori infection by a 1-week regimen of proton pump ... IARC monographs on the evaluation of the carcinogenic risks to humans. Lyon, France: International Agency for Research on Cancer. 1994: 177-241. 3. Wundisch T, Thiede C, Morgner A, et al. Long-term ... [28]. To date, four studies examined the association of the eradication rate with the CYP2C19 genotypes. Two studies demonstrated non-significant results contrary to ours; in a randomized controlled...
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Tài liệu Enumeration of Kinematic Structures According to Function P2 doc
... correspondence between a conventional graph and its dual asfollows: (1) the vertices of a dual graph correspond to the loops of a conventionalgraph, (2) the loops of a dual graph correspond to ... areencouraged to refer to Gibsons [1] and Harary [2] for more detailed descriptions of the theory.2.1 DefinitionsA graph consists of a set of vertices (points) together with a set of edges or ... vertex jand then converge at vertex k. Then, that section of Pfrom j to kand that section of Q from j to kform a circuit. This leads to acontradiction since T contains no circuit....
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Tài liệu Enumeration of Kinematic Structures According to Function P3 pptx
... thenature of connection among various links of a kinematic chain is called the structuralanalysis or topological analysis. To facilitate the analysis, several methods of repre-sentation of the ... capable of converting the rotational motion of link 2into the reciprocating and oscillatory motions of link 4. These two mechanisms aredifferent in physical embodiment, but their structural topologies ... graph representation, the vertices denote links and the edges denote joints of amechanism. The edge connection between vertices corresponds to the pair connectionbetween links. To distinguish...
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Tài liệu Enumeration of Kinematic Structures According to Function P4 ppt
... consists of one binary link chain of length 1 and two binary link chains of length 2; the secondconsists of three binary link chains of length 1 and one of length 2; and the thirdconsists of ... linksnNumber of edgeseNumber of jointsjNumber of vertices of degreeiviNumber of links havingijointsniDegree of vertexidiNumber of joints on linkidiNumber of independent loopsLNumber of ... to a permutation of nelements or objects. In this section, we introduce the concept of a permutation groupfrom which a group of automorphisms of a graph will be described. Automorphicgraphs...
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Tài liệu Enumeration of Kinematic Structures According to Function P7 doc
... direction of rotation, zi-axis, is assigned to each joint axis of an epicyclic gear train. For planargear trains, it is most convenient to definethe positive direction of rotation of all gears to ... gears are connected to each otherby a common shaft, whereas the carrier of one basic PGT is connected to the ringgear of the other PGT by a spline shaft. Overall, it forms a one-dof mechanism. ... graph of n vertices. However, some of the graphs may be rejected due to violation of the structural characteristics, whereasothers may be isomorphic to one another. Hence, the total number of nonisomorphicunlabeled...
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Tài liệu Enumeration of Kinematic Structures According to Function P8 pdf
... stator blades. The purpose of the stator blades is to redirect the fluid flowfrom the turbine to the impeller, providing a torque multiplication to the transmission.The torque amplification factor ... link 5is the connecting rod (attached to the piston), and link 6 is the piston.We observe that the piston and the crankshaft of the second mechanism shownin Figure 8.1 belong to a four-bar ... and canonical graph representation of Simpson gear set.C8. Although EGMs are fractionated two-dof mechanisms, their canonical graphscontain no articulation points.8.5.2 Enumeration of Canonical...
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Tài liệu Enumeration of Kinematic Structures According to Function P9 doc
... G.C., 1997, Optimization of a ThreeDOF Translational Platform for Well-Conditioned Workspace, in Proceedings of the IEEE International Conference on Robotics and Automation, Raleigh,NC, Paper ... whereas type 120 limb consists of one one-dof, two two-dof, and zero three-dof joints. The joint symbols listed, fromleft to right, correspond to a base-connected joint, one or more intermediate ... configurations areexcluded from the solution list.Next, we consider a condition that leads to translational motion of the movingplatform. Theoretically, each limb should provide one rotational...
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Tài liệu Enumeration of Kinematic Structures According to Function P10 ppt
... solving one equation in n unknowns. Then, we extendthe method to solving a system of m equations in n unknowns.A.1 Solving One Equation in n UnknownsConsider the following linear equation:c1x1+ ... nonnegativeintegers and k is a positive integer. We wish to solve for xi, for i = 1, 2, ,nsubject to a constraint that all xis must be nonnegative integers. In addition, thefollowing constraint ... ASolvingmLinear Equations innUnknownsIn this appendix, we develop a procedure for solving a system of m linear equationsin n variables subject to a constraint that all the variables are nonnegative...
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Tài liệu Enumeration of Kinematic Structures According to Function P12 pptx
... Independent Loops: Four to Eight Vertices.© 2001 by CRC Press LLCAppendix CAtlas of Graphs of Kinematic ChainsThis appendix provides an atlas of graphs of kinematic chains having up to threeindependent ... chains having up to threeindependent loops and eight links.Table C.1Graphs Having One Independent Loop: Three to Eight Vertices.© 2001 by CRC Press LLCTable C.4Graphs Having Three Independent...
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Tài liệu Enumeration of Kinematic Structures According to Function P13 pdf
... D.5Planar One-dof Eight-Bar Linkages: Part 3.© 2001 by CRC Press LLCAppendix DAtlas of Planar Bar LinkagesThis appendix provides an atlas of planar linkages classified according to the number of ... according to the number of degrees of freedom, the number of independent loops, the vertex degree listings,and the corresponding contract graphs.Table D.1Planar One-dof Four-Bar Linkage.© 2001 by ... Table D.4Planar One-dof Eight-Bar Linkages: Part 2.© 2001 by CRC Press LLCTable D.6Planar One-dof Eight-Bar Linkages: Part 4.Table D.7Planar Two-dof Five-Bar Linkage.© 2001...
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Tài liệu Enumeration of Kinematic Structures According to Function P14 pptx
... E.1Spatial One-dof Four-Link Chains.© 2001 by CRC Press LLCTable E.2Spatial One-dof Five-Link Chains.© 2001 by CRC Press LLCTable E.3Spatial One-dof Six-Link Chains.Table E.4Spatial One-dof Seven-Link...
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Tài liệu Enumeration of Kinematic Structures According to Function P15 pptx
... Appendix FAtlas of Epicyclic Gear TrainsThis appendix provides an atlas of epicyclic gear trains classified according to thenumber of degrees of freedom, the number of independent loops, ... F.6One-dof Epicyclic Gear Trains: Four Independent Loops — Part 2.© 2001 by CRC Press LLCTable F.1One-dof Epicyclic Gear Trains: One and Two Independent Loops.© 2001 by CRC Press LLCTable F.5One-dof ... F.4One-dof Epicyclic Gear Trains: Three Independent Loops — Part3.© 2001 by CRC Press LLCTable F.9Two-dof Epicyclic Gear Trains: Three Independent Loops.© 2001 by CRC Press LLCTable F.6One-dof...
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Tài liệu Enumeration of Kinematic Structures According to Function P16 pdf
... G.14Transmission mechanism consisting of type-4200 and type-6206 geartrains: version 1.© 2001 by CRC Press LLCFIGURE G.15Transmission mechanism consisting of type-4200 and type-6206 geartrains: version ... G.6Type 6506 transmission mechanism (Simpson): version 2.© 2001 by CRC Press LLCFIGURE G.13Transmission mechanism consisting of type-4200 and type-6503 geartrains: version 2.© 2001 by CRC Press ... 6206 transmission mechanism: version 2.© 2001 by CRC Press LLCFIGURE G.8Type 8001 transmission mechanism.© 2001 by CRC Press LLCFIGURE G.12Transmission mechanism consisting of type-4200 and...
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