the advantages and disadvantages
61Organically moderated and cooled reactor — The organic moderated and cooled reactor (OCR) was an early power reactor concept studied in the formative years of nuclear power by the United States Atomic Energy Commission and others around the world. The concept reactor was very similar to… …
62Cooke and Wheatstone Telegraph — The Cooke and Wheatstone Telegraph was an early telegraph dating from the 1830s. Contents 1 Overview 2 Advantages 3 Disadvantages 4 Obsolescence …
63Economic History of the Netherlands (1500 - 1815) — The Economic History of the Netherlands (1500 1815), is the history of an economy that some consider to be the first modern economy, continuously existing to this day. It covers the period from the time in which the geographic area currently… …
64History of the single-lens reflex camera — The history of the single lens reflex camera predates the invention of photography in 1826/27 by one and a half centuries with the use of a reflex mirror in a camera obscura first described in 1676. Such SLR devices were popular as drawing aids… …
65Comparison of analog and digital recording — This article compares the two ways in which sound is recorded and stored. Actual sound waves consist of continuous variations in air pressure. Representations of these signals can be recorded using either digital or analog techniques. An analog… …
66Polynomial and rational function modeling — In statistical modeling (especially process modeling), polynomial functions and rational functions are sometimes used as an empirical technique for curve fitting.Polynomial function modelsA polynomial function is one that has the form:y = a… …
67Community colleges in the United States — In the United States, community colleges are primarily two year public institutions of higher education and were once commonly called junior colleges. After graduating from a community college, some students transfer to a university or liberal… …
68Run-of-the-river hydroelectricity — Chief Joseph Dam near Bridgeport, Washington, USA, is a major run of the river station without a sizeable reservoir …
69DBMail IMAP and POP3 server — Developer(s) NFG Net Facilities Group and others Stable release 2.2.17 / 2010 09 01 Preview release 2.3.6 / 2009 06 28 Operating system …
70Program Evaluation and Review Technique — For other uses, see Pert (disambiguation). PERT network chart for a seven month project with five milestones (10 through 50) and six activities (A through F). The Program (or Project) Evaluation and Review Technique, commonly abbreviated PERT, is …
