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A business using a part will often use a different part number than the various manufacturers of that part do. This is especially common for catalog hardware, because the same or similar part design (say, a screw with a certain standard thread, of a certain length) might be made by many corporations (as opposed to unique part designs, made by only one or a few).
Car 122 was withdrawn in October 2015 and stripped of usable equipment in order to provide spare parts for the remaining fleet, being scrapped soon after. [ 20 ] Following the introduction of the Third Generation rolling stock in December 2023 full withdrawal of the fleet commenced with cars 115, 127 and 131.
Schematic representation of a normal sinus rhythm EKG wave. In electrocardiography, the PR interval is the period, measured in milliseconds, that extends from the beginning of the P wave (the onset of atrial depolarization) until the beginning of the QRS complex (the onset of ventricular depolarization); it is normally between 120 and 200 ms in duration.
The U.S. Department of Energy has zeroed in on three regions of the country it has determined are in major need of new electric transmission infrastructure and eligible for future federal funding ...
Failure rate is the frequency with which any system or component fails, expressed in failures per unit of time. It thus depends on the system conditions, time interval, and total number of systems under study. [1]
A transgender storyline has reportedly been cut from Pixar’s upcoming Win or Lose series.. Ahead of its February 2025 release, Disney cut the transgender storyline from Pixar’s first long-form ...
South bracing for storms. Areas of rain, fog and thunderstorms are likely from northeastern Texas to the mid-Mississippi Valley and parts of Indiana, Illinois, Ohio, Kentucky and other states in ...
Fortuna is a cryptographically secure pseudorandom number generator (CS-PRNG) devised by Bruce Schneier and Niels Ferguson and published in 2003. It is named after Fortuna, the Roman goddess of chance. FreeBSD uses Fortuna for /dev/random and /dev/urandom is symbolically linked to it since FreeBSD 11. [1]