sampling tube
71Valve audio amplifier — A valve (UK) audio amplifier or vacuum tube (US) audio amplifier is a valve amplifier used for sound recording, reinforcement, or reproduction. Until the invention of solid state devices such as the transistor, all electronic amplification was… …
72ear, human — ▪ anatomy Introduction organ of hearing and equilibrium that detects and analyzes noises by transduction (or the conversion of sound waves into electrochemical impulses) and maintains the sense of balance (equilibrium). The human ear, like …
73Computed tomography — tomos (slice) and graphein (to write).Computed tomography was originally known as the EMI scan as it was developed at a research branch of EMI, a company best known today for its music and recording business. It was later known as computed axial… …
74Display resolution — For screen sizes (typically in inches, measured in the diagonal), see Display size. For a list of particular display resolutions, see Graphic display resolutions. This chart shows the most common display resolutions, with the color of each… …
75Drilling rig — For a detailed diagram of a Petroleum drilling rig, see List of components of oil drilling rigs. Drilling rig preparing rock blasting …
76Residual gas analyzer — A residual gas analyzer (RGA) is a small and usually rugged mass spectrometer, typically designed for process control and contamination monitoring in the semiconductor industry. Utilizing quadrupole technology, there exists two implementations,… …
77Nansen bottle — Pettersen Nansen Bottle A U.S. Coast Guard sailor holding a Na …
78Rakim — Surnom Rakim Allah The Microphone Fiend Ra The R The God MC Nom William Michael Griffin Junior Naissance 28 janvier 1968 Wyan …
79William Michael Griffin — Rakim Rakim Alias Rakim Allah The Microphone Fiend Ra The R The God MC Nom William Michael Griffin Junior Naissance 28 janvier 1968 Wyandanch, New York Profession(s) Rappeur Producteur Genre(s) …
80diagnosis — /duy euhg noh sis/, n., pl. diagnoses / seez/. 1. Med. a. the process of determining by examination the nature and circumstances of a diseased condition. b. the decision reached from such an examination. Abbr.: Dx 2. Biol. scientific… …
