Results 51 to 60 of about 517,779 (310)

PENGARUH PROJECT BASED LEARNING DENGAN METODE DRILL DAN PROJECT BASED LEARNING DENGAN METODE FEEDBACK TERHADAP HASIL BELAJAR PEMROGRAMAN WEB

open access: yesTeknologi dan Kejuruan, 2018
Tujuan penelitian adalah mengungkap perbedaan rerata hasil belajar pem­rog­raman web (ranah pengetahuan dan keterampilan) karena pengaruh penerapan PjBL dan Metode Drill dibandingkan dengan PjBL dan metode Feedback.
Syaichul Fitrian Akbar   +2 more
doaj   +1 more source

Technique for anchoring fasteners to honeycomb panels [PDF]

open access: yes, 1969
Two-piece fastener bushing provides mounting surface for components on a three-inch thick honeycomb structure. Specially constructed starter drill and sheet metal drill permit drilling without misalignment.
Brown, W. J.   +2 more
core   +1 more source

Hindi Drill Patterns [PDF]

open access: yes
These ‘drill patterns’ follow the order of Beginner’s Hindi but can of course be used quite independently of this book. They are designed to help you assimilate the essential structures of Hindi.
Snell, Rupert
core   +1 more source

A Thermodynamic 3D Model for the Simulation of Diffusion‐Controlled Alloying Processes in Heterogeneous Material Structures

open access: yesAdvanced Engineering Materials, EarlyView.
A numerical model resulting from irreversible thermodynamics for describing transport processes is introduced, focusing on thermodynamic activity gradients as the actual driving force for diffusion. Implemented in CUDA C++ and using CalPhaD methods for determining the necessary activity data, the model accurately simulates interdiffusion in aluminum ...
Ulrich Holländer   +3 more
wiley   +1 more source

EXPERIMENTAL RESEARCH REGARDING FORCES AND MOMENTS WICH APPEAR AT PROCESSING X17CRNI16-2 MARTENSITIC STAINLESS STEEL [PDF]

open access: yesFiabilitate şi Durabilitate, 2015
This paper main goal is to measure axial forces (thrust) and moments at stainless steel drill process, in particular the processing of stainless steel X17CrNi16-2 SR EN 10088- 4 DIN 17440.
Leonard Marius CIUREZU GHERGHE   +1 more
doaj  

Adjustable drill bar replaces complex jigs [PDF]

open access: yes, 1970
Adjustable drill bar incorporates a micrometer screw which, when used in conjunction with standard gage blocks, provides rapid method of drill hole location and reduces time and skill requirements for precision drilling on large surfaces. Device picks up
Coventry, J. H.
core   +1 more source

Air‐Pressure–Actuated Vibroacoustic Metamaterial With Tunable Bandgap: Design, Modeling, and Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents the design, modeling, and characterization of air‐pressure–actuated programmable vibroacoustic metamaterials (PVAMM). The study focuses on leveraging air pressure to dynamically tune resonance frequencies for effective noise attenuation.
William Kaal   +2 more
wiley   +1 more source

Reaching consensus on an analgesia protocol for paediatric burn patients in a resource-scarce South African community

open access: yesSouth African Family Practice, 2021
Background: Despite the exceptional burden of burns in low- and middle-income countries (LMIC) and the importance of adequate analgesia in burn care, there is a lack of analgesia protocol developed in resource-scarce settings.
Shelley L. Wall   +2 more
doaj   +1 more source

Core drill's bit is replaceable without withdrawal of drill stem - A concept [PDF]

open access: yes, 1970
Drill bit is divided into several sectors. When collapsed, the outside diameter is forced down the drill stem, when it reaches bottom the sectors are forced outward and form a cutting bit.
Rushing, F. C., Simon, A. B.
core   +1 more source

Al–Cu Composite Casting of Laser‐Deoxidized Copper: Bonding, Interfacial Chemistry, and Thermal Conductivity

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser‐based oxide removal of Cu inserts in oxygen‐free conditions and examines long‐term oxidation kinetics and surface chemistry under different atmospheres via X‐ray photoelectron spectroscopy. Al–Cu compound casting with differently oxidized surfaces is performed, and intermetallic phase formation, morphology, and thermal ...
Timon Steinhoff   +9 more
wiley   +1 more source

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