... what is fundamental. Any definition is an exercise in abstraction. We can state that a fountain pen is a hand-held writing instrument that uses liquid ink, an ink discharge mechanism, and a fine ... assume distinct responsibilities within the system At modeling time these organizational units are also strong candidates for classification For example, a manufacturing division includes departments ... which are then transmitted to a third site in California which distributes the image files to the system clients In this case the New Mexico, South Dakota, and California sites perform different
Ngày tải lên: 12/08/2014, 07:22
... trades, businesses, and working hours. Appendices I-VI include regulations concerning classification and identification; directives covering carcinogenic substances, aliphatic chlorinated hydrocarbons, ... highly toxic, toxic, harmful. corrosive, irritant, carcinogenic. reproduction toxic. and mutagenic are defined in this directive. Instructions are given concerning the packaging and labelling ... 2 and 3 no classification Fertility-impairing substances (EC classification): All substances classified as impairing fertility (RF 1 or 2) are at present also classified as impairing development
Ngày tải lên: 12/08/2014, 16:21
Saladin Anatomy and Physiology The Unity of Form and Function Episode 10 potx
... high sensitivity and high olution It takes one type of cell and neuronal circuit toprovide sensitive night vision and a different type ofreceptor and circuit to provide high-resolution daytimevision ... vision with age because of declining flexibility of the lens Results in difficulty in reading and doing close handwork Corrected with bifocal lenses Hyperopia Farsightedness—a condition in which ... time needed for pigment bleaching to adjust retinal sensitivity to this light intensity The rods bleach quickly in bright light, and cones take over Even in typical indoor light, rod vision is
Ngày tải lên: 12/08/2014, 16:21
Modeling Tools for Environmental Engineers and Scientists Episode 10 pptx
... via the File Input icon. Additional waste loads with random time variations can be readily added to the lakes. Submodels may be added to predict the impact on fish in the lake, buildup of sediment ... EXAMPLE: TOXICOLOGICAL EXPOSURE EVALUATION In this example, a model integrating fate and transport of toxicants with exposure and toxicity assessments is illustrated... increasing the complexity ... various math- ematical calculi commonly encountered in environmental modeling. 9.2 MODELING EXAMPLE: LAKES IN SERIES The basic lake models discussed in Chapter 7 can be easily modified and refined
Ngày tải lên: 13/08/2014, 05:22
MOSFET MODELING FOR VLSI SIMULATION - Theory and Practice Episode 10 pot
... region [7] It is argued that since the drain is insulated from rest of the device, it should have zero charge in saturation However, this is inconsistent because in saturation it is still possible ... Although it results in a conti- nuous Qs and Q D , the corresponding capacitances at the transition point will still be discontinuous (see Figures 7.8-7.10) In order to avoid the discontinuity in ... Appendix F Although this capacitance is much smaller in strong inversion, it is the main capacitance in weak inversion and accumulation Figure 7.11 shows plots of nine internodal capacitances
Ngày tải lên: 13/08/2014, 05:22
MATHEMATICAL METHOD IN SCIENCE AND ENGINEERING Episode 10 pps
... 0, is called a singular point of order m Definition I11 Essential singular point: If m is infinity, then singular point a is called an essential Definition IV Simple Pole: In Definition 11, if ... and the method of separation of variables find the equipotentials and the electric field lines inside... CLASSIFICATION OF SINGULAR POINTS 13.4 347 CLASSIFICATION OF SINGULAR POINTS Using ... transformation given in Problem 12 .10 to find the equipotentials and the electric field lines for the electrostatics problem of two infinite parallel cylindrical... conditions are satisfied in
Ngày tải lên: 13/08/2014, 09:21
Specifications, Tolerances, and Other Technical Requirements for Weighing and Measuring Devices Episode 10 doc
... Multiple Dimension Measuring Systems Multiple Dimension Measuring Equipment Multiple dimension measuring device and indicating element in same housing To Be Marked With ∴ Indicating element Multiple ... The official tolerances prescribed by a weights and measures jurisdiction for commercial equipment are the limits of inaccuracy officially permissible within that jurisdiction It is recognized ... digital zero indication, provided that an effective automatic means is provided to inhibit a measuring operation when the device is in an out-of-zero or non-ready condition S.1.2 Digital Indications
Ngày tải lên: 12/08/2014, 07:22
UNSTEADY AERODYNAMICS, AEROACOUSTICS AND AEROELASTICITY OF TURBOMACHINES Episode 10 ppt
... retaining the equations associated to the incoming characteristics and fixingthe wave velocity to zero to prohibit propagation directed into the computa- Trang 6tional domain The resulting semi discrete ... shift, which seems to increase linearly with the perturbation frequency, is extremely important considering aeroelastic stability prediction Indeed, theunsteady aerodynamic load on an airfoil is ... Separated region location Figure 4. Steady state streamlines over 2D bump Trang 10fre-tion results It is interesting to note that this amplificafre-tion is not observed inthe Euler simulation and might
Ngày tải lên: 12/08/2014, 08:22
Intro to Differential Geometry and General Relativity - S. Warner Episode 10 docx
... recall some definitions Definitions 13.1 Let M satisfy axiom A1 If Vi is a contravariant vector at a point in M, define ||Vi||2 = “Vi, Vi‘ = ViVjgij (Note that we are not defining ||Vi|| here.) We ... specified the time direction, the other axes might be “spinning” about the path—it is hard to prescribe directions for the remaining axes in a convoluted twisting path However, since we are using ... vector Vi is timelike if ||Vi||2< 0, lightlike if ||Vi||2= 0, and spacelike if ||Vi||2> 0, Examples 13.2 (a) If a particle moves with constant velocity vvvv in some Lorentz frame, then at time
Ngày tải lên: 12/08/2014, 16:20
lubricants and hydraulic fluids Episode 10 docx
... Predictive Techniques to Optimize Maintenance Operations, Plant Engineering. Weimshelbaum 1968 Weimshelbaum, M 1968 Proceedings, National Conference on Fluid Power, VXXXIII: 269. Wessol and Whitacre ... Temp Lubrication Lubrica- Lubrication Lubrica- Lubrication for Lubrica-Range for Hoist tion, for Open tion, Lubrication for Other Equipment tion, Aberdeen, Lubriplate 3 months Lubriplate 3 months ... synthetic for our application Wheeler Aux Mobil EAL 100H Satisfactory on culvert valve and miter gate machinery after 5 years of service Lock Big Cliff Dam Mobil EAL 101 Satisfactory on turbine wicket
Ngày tải lên: 12/08/2014, 16:20
lubricants and hydraulic fluids Episode 2 Episode 10 pptx
... the Fluid Cleanliness Tightrope, Part I, Hydraulics and Pneumatics. Zingaro 1994 Zingaro, A. December 1994. Walking the Fluid Cleanliness Tightrope, Part II, Hydraulics and Pneumatics. EM 1110-2-1424 ... -2- 1 424 ... 1 110 -2- 1 424 31 Jul 06 Change 1 Appendix C SPECIFICATION FOR TURBINE OIL GUIDANCE ON THE USE OF THIS SPECIFICATION The specification below is for zinc and chlorine-free petroleum-based ... Certified Premalube Weekly Gun Lock Gates - Vertical Lift and Submergible Vertical Lift Lock EEC (EEF) Wire Rope Lubrication Gears Lubrication Gears Comments Lubrication Temp Lubrication Lubrication
Ngày tải lên: 12/08/2014, 16:20
OPERATION, MAINTENANCE AND REPAIR OF AUXILIARY GENERATORS Episode 10 pptx
... 6-4d with the exception that if the station is in auto-matic, excitation will be applied by the automatic circuitry Also, in automatic the main circuit breaker will close automatically, provided ... proper cooling, lubrication and carbon deposits Inspect piston rings and wrist pin and the cylinder liner for compliance with engine manufacturer’s specifications (2) The following precautions must ... elec-trical continuity while installed Continuity is an indication of contamination Remove chip detectors if contaminated Discard packing and clean chip Trang 6TM 5-685/NAVFAC MO-912tectors and install
Ngày tải lên: 12/08/2014, 16:21
Refrigeration and Air Conditioning Equipment Cooling Episode 10 ppsx
... It is important for you to learn to distinguish between “jumpiness” and “hunting.” Jumpiness is caused by sensitivity of the relay, while hunting is a definite periodic alternating action You ... (capacitor) 133 Trang 2Figure 134 Refrigerant solenoid valve control system.36 Application 1 The electronic control system has definite characteristics-flexibility, sensitivity, simplicity, speed, ... provide a mixture of conditioned and recirculated air to limit large swings in relative humidity (Sec 1, Par 20) 11 The space humidistat has prime control of the D/X coil during light loads when
Ngày tải lên: 12/08/2014, 16:21
Metal Machining - Theory and Applications Episode 2 Part 10 pot
... large variation in initial yield stress and, relative to the initial yield, less strain hardening. The right-hand panel shows two austenitic steels, a stainless steel (18Cr8Ni) and a high manganese ... with the rake face asperities in machining, already work hardened by previous deformations. A second possibility imagines a little work hardening and high adhesion conditions, leading to the interface ... < 1. In these condi- tions the ratio of friction to normal stress (the friction coefficient) becomes greater than 1. A3.6 Friction coefficients greater than unity In metal machining, and elsewhere,...
Ngày tải lên: 21/07/2014, 17:20
Metal Machining - Theory and Applications Episode 1 Part 10 ppt
... (three-dimensional) machining Sections 6.2 and 6.3 have considered mechanics and materials issues in modelling the machining process, in orthogonal (two-dimensional or plane strain) conditions. This ... for machining mechanics is to combine these materials-led ideas with the insights given by slip-line field modelling, in order to remove the restrictive assumptions relating to hydrostatic stress ... cutting direction, but X′ is normal to, and Y′ is in, the plane containing the cutting and chip velocities. In terms of the chip flow direction projected in the x′–y′ plane, defined by h′ c (different...
Ngày tải lên: 21/07/2014, 17:20
Intelligent Vehicle Technology And Trends Episode 1 Part 10 doc
... robustness and reliability. 166 Integrated Lateral and Longitudinal Control and Sensing Systems nimble sensing but also required very precise calibration and fast rectification tech - niques to achieve ... tools Analyze data and write report Design and build data acquisition systems Integrate subsystems and build prototype vehicles Government-initiated activity Government-industry activity Figure 8.6 IVBSS ... agency’s ICWS. As shown in the block diagram in Figure 8.4, ICWS focuses on both side and frontal collision warning. In addition to avoid- ing bus-car collisions, a key aspect of transit bus collision...
Ngày tải lên: 05/08/2014, 11:20
Machinery Components Maintenance And Repair Episode 1 Part 10 docx
... calibration pipe or on actual field machine, and “lay on” the face indica- tor and accessories, noting additional rim indicator deflection when this is done. Double this additional deflection, and ... purpose. If the face indicator is a different type (i. e., different weight) from the rim indicator, obtain rim sag using this face indicator on the rim, and use this figure to determine face sag effect. Now ... Basic data sheet for two-indicator face -and- rim method. Machinery Alignment 235 Figure 5-27. Direction of indicator movements. Figure 5-28. Graphical illustration of dial indicator sweep logic....
Ngày tải lên: 05/08/2014, 12:20
Machinery Components Maintenance And Repair Episode 2 Part 10 ppt
... lies in its ability to resist abrasion and scoring. Contaminants in lube oil and fuel and their deposits cannot be eliminated, but their abrasive action on the liner wear surfaces has a negligible ... coatings are available for applica- tion with the D-Gun. These include mixtures or alloys of aluminum oxide, chromium oxide, titanium dioxide, tungsten carbide, chromium carbide, titanium carbide, ... Moderate resistance Seizure, Fretting, to low stress abrasion. Cavitation, High Corrosion resistant. Velocity Liquid, The alloy is expensive Erosion, and application is Brinelling slow. (HRC...
Ngày tải lên: 05/08/2014, 12:20
Data Analysis Machine Learning and Applications Episode 1 Part 10 ppt
... occupation is “Art”, while father’s occupation “Divinity” is linked with a son’s occupation within {Army, Divinity, Law, Medicine, Politics & Court and Scholarship & Science}. Similarly, ... stochastic search for the best coefficients in a given region with different prior distributions. The region and the probabilities are specified by distri- butions. This leads to the implementation ... Ferligoj, and A. Ziberna (Eds.): Data Science and Classifiction , Springer, Heidelberg, 307–314. A Probabilistic Relational Model for Characterizing Situations in Dynamic Multi-Agent Systems Daniel...
Ngày tải lên: 05/08/2014, 21:21
Data Analysis Machine Learning and Applications Episode 2 Part 10 docx
... resulting equation for the latent satisfaction in logit is then: sat ∗ i = E 1 sat i + E 2 sat i ∗cons i + E 3 sat i ∗age i + E 4 sat i ∗brand i + E 5 sat i ∗cons i ∗brand i + E 6 sat i ∗age i ∗brand i + ... (1991): Identifiability of finite mixtures of logistic re- gression models. Journal of Statistical Planning and Inference, 27, 375–381. Heterogeneity in the Satisfaction-Retention Relationship – A Finite-mixture ... dividend yield is a good predictor for future expected returns. The intuition behind that equation is that the dividend yield itself is a stationary variable. Thus, if the variable is above its long-run...
Ngày tải lên: 05/08/2014, 21:21
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