Ngày tải lên: 07/03/2014, 15:20
... our instruments is the same as the time between crests as they leave the source On the other hand, if the source is moving away from us, the time between arrivals of successive wave crests is increased ... also gives us a clue to the distances of nearby stars; if we guess something about a star 's direction of motion, then the Doppler shift gives us its speed across as well as along our line of sight, ... was used in the following decades to discover the velocities of solar prominences, of double stars, and of the rings of Saturn The measurement of velocities by the observation of Doppler shifts...
Ngày tải lên: 17/03/2014, 13:35
scientific american - 1994 12 - nasa's latest view of the earth
... satellites and asteroids cannot share names ềOh, yes, names get rejected,ể says Brian G Marsden of the Smithsonian Astrophysical Observatory, who oversees much of the naming of the solar system s minor ... than the temptation to sell oí rights to their lush woodlands The forest supports the richest diversity of plant species in the former Soviet Union ềOn the Chinese side, the Ussuri basin contains ... tiny skulls and skeletons of mammals These fossils represent important precursors of the great mammalian radiation that followed the extinction of the dinosaurs at the end of the Mesozoic The...
Ngày tải lên: 12/05/2014, 14:59
A View of the History of Biochemical Engineering
... United States, there are co-produced about 400 million tons of lignocellulosics such as cornstalks and wheat straws, often referred to as crop residues Most of these residues are left in the field ... researchers worldwide are searching for a new bioprocess to produce 1,3-propanediol, a monomer needed in the synthesis of new classes of polyesters The list of such chemicals is growing and the ... St Petersburg of Russia) was under siege for two years by the advancing German army during World War II, hydrolysis of lignocellulosics was used as a source of some digestible carbohydrates There...
Ngày tải lên: 23/10/2013, 17:20
Tài liệu Linux Device Drivers-Chapter 16 :Physical Layout of the Kernel Source ppt
... drivers/scsi is the IDE SCSI emulation code, a software host adapter that maps to IDE devices It is used, as an example, for CD mastering: the system sees all of the drives as SCSI devices, and the ... sbus includes both SBus support functions and drivers for some SBus devices, the others include only support functions Hardware drivers based on all of these buses live in drivers/net, drivers/scsi, ... files This is natural, because network connections (sockets) are described by normal file descriptors The file socket.c is the locus of the socket file operations It dispatches the system calls...
Ngày tải lên: 21/01/2014, 07:20
Tài liệu A Short View of the Frauds and Abuses Committed by Apothecaries, by Christopher Merrett pptx
... whether they raise other Mens Bills to make up these losses, I affirm not Seventhly, Another cause of raising their prices is a necessity of keeping in their Shops such Medicines as are seldom used, ... it comes to pass, that most of the preparations found in the Shops are sophisticated, to the great abuse of City and Country These abuses daily increase since the Censors, discouraged by the multitude ... the publick good only (there being the same reason of all) they might have the same power of Surveying them also, as they have of the Apothecaries, which most of the Judicious, and sober of the...
Ngày tải lên: 17/02/2014, 07:20
Tài liệu Metropolitan Community College’s Administration of the Title IV Programs doc
... COMPASS, COMPASS English as a Second Language (ESL), ASSET, and “Combined English Language Skills Assessment” (CELSA).4 The COMPASS ESL and CELSA tests were used only for ESL students The CELSA ... under this subpart of (1) The test taken by the student; (2) The date of the test; and (3) The student 's scores as reported by the test publisher, assessment center, or State Students Ineligible ... 16 students, the assessment center manually scored the tests For five of those eight students, the assessment center did not ensure that the tests were administered by certified test administrators...
Ngày tải lên: 18/02/2014, 04:20
Tài liệu AUDIT OF THE DEPARTMENT OF JUSTICE’S IMPLEMENTATION OF THE INTEGRATED WIRELESS NETWORK ppt
... required the USMS to ask permission each day the USMS needed to use the system Ultimately, the FBI disabled five USMS radios because it said there was too much traffic The USMS Chief Inspector for the ... status of these components' LMRs follows 19 For purposes of this audit, obsolete systems are systems that are no longer supported by the manufacturer or the manufacturer is unable to supply spare ... that they can be received by the other systems This allows the agencies to continue using their existing systems but requires twice as much spectrum because each system occupies separate channels...
Ngày tải lên: 18/02/2014, 04:20
Tài liệu Báo cáo khoa học: "A COMPUTATIONAL VIEW OF THE COGNITIVE SEMANTICS OF SPATIAL PREPOSITIONS*" ppt
... particular construal of its content" Langacker identifies six important dimensions of imagery; in our semantic analysis of spatial expressions we are interested in just three of these: ZThe issue of which ... < The interpretation of some spatial expressions is dependent on assumptions as to the speaker 's orientation with respect to the objects in the scene (eg whether A is "to the left of" B in a scene, ... interpretation (see section ) of a predication such as "the stool is in front of the desk", the "stool" is located in some region of the space defined by the half-plane that is the intrinsic front of the...
Ngày tải lên: 20/02/2014, 21:20
Tài liệu Commodore Barney''''s Young Spies A Boy''''s Story of the Burning of the City of Washington docx
... instant the canoe glided into the obscurity of the shadows cast by the overhanging trees With the disappearance of Darius there came upon me the full sense of my responsibility, for I was the ... Yankees, an' the other is sneakin' in some corner!" There came the sound of hurried footsteps, and then the light of the lantern so far illumined the head of the stairway that I could see Darius, ... it as tough as is deserved These others are prisoners of war; but you two are traitors and spies, therefore must expect to fare according to your deserts." "That 's about the size of it, Amos,"...
Ngày tải lên: 21/02/2014, 08:20
A SYSTEM OF LOGIC, RATIOCINATIVE AND INDUCTIVE, BEING A CONNECTED VIEW OF THE PRINCIPLES OF EVIDENCE, AND THE METHODS OF SCIENTIFIC INVESTIGATION pdf
... of the processes by which it is obtained, is often involved by a confused apprehension of the import of the different classes of Words and Assertions, will not regard these discussions as either ... of such of them as are passive, to their causes, would rightly be so placed; but the things themselves, the feelings or states of mind, wrongly Feelings, or states of consciousness, are assuredly ... but because the facts themselves are of importance to his interests or to his occupations The business of the magistrate, of the military commander, of the navigator, of the physician, of the agriculturist,...
Ngày tải lên: 06/03/2014, 13:20
Báo cáo khoa học: "THE DESIGN OF THE KERNEL ARCHITECTURE FOR THE EUROTRA* SOFTWARE" pptx
... potential users in order to delineate the class of tasks which users themselves feel to be necessary In this way, we aim to avoid the error which has often been made in the past, of presentin users with ... processes act as non-terminal symbols Since the language is context free, process definitions may refer recursively to other processes, as well as to gran~aars, whose names are the terminal symbols ... a s e t of d e f i n i t i o n s which : An alternative way of describing Fig is to see the system generator as consisting of a set of generators (languages and programs) The languages of the...
Ngày tải lên: 08/03/2014, 18:20
The Filmmaker's Book of the Dead: How to Make Your Own Heart-Racing Horror Movie
... Blatty s adaptation of his novel THE EXORCIST (1973) is the scariest movie made on the subject of demonic possession It has had the most psychological impact on its a udience since its release ... think of ourselves as masters of our universe: we’ve landed on the Moon, split the atom, and tamed the beasts of nature Seeing ourselves as anything less than perfect or at the bottom of the food ... imprison us and frustrate our curiosity about the infinite osmic spaces beyond the radius of c our sight and analysis These stories frequently emphasise the element of horror because fear is our...
Ngày tải lên: 15/03/2014, 17:30
Strategic Marketing and the Resource Based View of the Firm pptx
... example she distinguishes resources from services, arguing that it is never resources themselves that are inputs into the production process but rather it is the services that these resources can ... investment patterns lack consistency, the stock depreciates Some models of the resource-based view propose a re-investment of the firm s profits as an essential element of developing the resource ... Cool (1989) Asset Erosion, Asset Mass Efficiencies, Causal Ambiguity, Interconnectedness of Asset Stocks, Time Compression Diseconomies *Note that some of Rumelt 's isolating mechanisms have been...
Ngày tải lên: 15/03/2014, 22:20
Báo cáo khoa học: A biophysical view of the interplay between mechanical forces and signaling pathways during transendothelial cell migration doc
... response 1146 ECs respond to shear stress A single sheet of ECs lines the walls of the arteries and is responsible for transmitting shear stress due to blood flow to the underlying layers of tissue ... development of disease It is evident that the process involves a transmission of physical forces as the leukocytes pass through the endothelium The propagation of these forces through ECs is probably ... BAECs on 9000 Pa substrates [73] These results are consistent with the discovery that fibroblasts mimic the stiffness of their substrate, up to a threshold value, and that this response is dependent...
Ngày tải lên: 22/03/2014, 21:20
A Perception-Based View of the Employee: A Study of Employees’ Reactions to Change doc
... extensive discussion of decision-making, see Section 2.5 of this dissertation For a more extensive discussion of assumptions in prior studies and assumptions made in this study, see Section of ... Active Resistance to Change .226 Regression Results of Passive Resistance to Change 227 Regression Results of Passive Resistance to Change 228 Regression Results of Passive Resistance ... various forms of active resistance to change such as strikes or protests Other forms of resistance such as passive resistance, although less observable, have not gone unnoticed and thus have also...
Ngày tải lên: 23/03/2014, 04:21
DEVELOPING THE WRITING SKILL THROUGH INCREASING LEARNER''''S AWARENESS OF THE WRITING PROCESS THE CASE OF SECOND YEAR STUDENTS-UNIVERSITY OF CONSTANTINE pptx
... adoption of the process approach and the steps it entails are important in diminishing or preventing students’ problems in writing? On the basis of these questions, the following hypothesis is put ... confirms that writing itself is an act of discovery and that writers invent or discover the specific words, details and syntactic structures as they write 2.3 Models of the Writing Process Research ... planning stage Flower and Hayes (1981) insist on the necessity of pauses during this stage Pauses in the translation stage provide the writer with the opportunity to decide how best to express an...
Ngày tải lên: 24/03/2014, 19:20
NASA’S MANAGEMENT OF THE MARS SCIENCE LABORATORY PROJECT potx
... Descriptions Task Task Description Propulsion The MSL propulsion subsystem comprises two independently operated subsystems: cruise stage (CS) propulsion and the descent stage (DS) The CS propulsion subsystem ... incurring the resultant costs, NASA s Associate Administrator for the Science Mission Directorate should reassess the sufficiency of the Project s funding based on our calculations In addition, the MSL ... Project s history of cost estimation, reassess the sufficiency of available reserves, and adjust funding accordingly Management s Response The Associate Administrator for the Science Mission Directorate...
Ngày tải lên: 29/03/2014, 22:20
coxe - 1817 - a view of the management of fruit trees and the management of orchards and cider
Ngày tải lên: 12/06/2014, 11:27
báo cáo hóa học:" Functional bracing for delayed union of a femur fracture associated with Paget''''s disease of the bone in an Asian patient: a case report" pot
... avoid the significant complications associated with more commonly used techniques of internal fixation This unusual case of delayed union of the femur fracture associated with Paget 's disease of the ... surgery In recent years, the concept of biological osteosynthesis has gained a reputation in fracture treatment Minimally invasive plate osteosynthesis (MIPO) techniques minimize the extent of ... involving the entire femur of the fracture (Figure 5), the patient is able to walk unaided with a single T-cane Discussion Although Paget 's disease of the bone is a relatively common disease in Australia,...
Ngày tải lên: 20/06/2014, 04:20