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Rework is practiced in many kinds of manufacturing when defective products are found. [2] For electronics, defects may include: Poor solder joints because of faulty assembly or thermal cycling. Solder bridges—unwanted drops of solder that connect points that should be isolated from each other. Faulty components.
The TARIC code (TARif Intégré Communautaire; Integrated Tariff of the European Communities) is designed to show the various rules applying to specific products when imported into the EU.
Not to be confused with Printed electronics. "PC board" redirects here. For the mainboard of personal computers, see Motherboard. "Panelization" redirects here. For the page layout strategy, see N-up. Printed circuit board of a DVD player Part of a 1984 Sinclair ZX Spectrum computer board, a printed circuit board, showing the conductive traces, the through-hole paths to the other surface, and ...
In semiconductor devices, problems in the device package may cause failures due to contamination, mechanical stress of the device, or open or short circuits. Failures most commonly occur near the beginning and near the ending of the lifetime of the parts, resulting in the bathtub curve graph of failure rates.
However, this did not address the problem of defective items; recycling or disposing of the waste adds to the cost of production, as does trying to reduce the defect rate. Various methods have been proposed to prioritize quality control issues and determine whether to leave them unaddressed or use quality assurance techniques to improve and ...
Design–bid–build (or design/bid/build, and abbreviated D–B–B or D/B/B accordingly), also known as Design–tender (or "design/tender"), traditional method, or hardbid, is a project delivery method in which the agency or owner contracts with separate entities for the design and construction of a project.
Henry DeFord III of Citicorp claimed the Citicorp Center could withstand a 100-year wind [33] and that there were no "noticeable problems in the building at all". [34] As precautions, emergency generators were installed for the mass damper, strain gauges were placed on critical beams and weather forecasters were engaged. [21]
Building of TARIC was originally conceived after securing a grant from the World Islamic Call Society, following which purchase of 2.2 acres (8,900 m 2) of land was completed in 1977. [1] However, it was to take well over a decade to accumulate the necessary additional funds for the construction of a building.