Useful english dictionary. 2012.
right-hand convention — noun : right handed screw convention … Useful english dictionary
Screw thread — Internal and external threads illustrated using a common nut and bolt. The screw and nut pair can be used to convert torque into linear force. As the screw (or bolt) is rotated, the screw moves along its axis through the fixed nut, or the non… … Wikipedia
Potassium ferrioxalate — Chembox new Name = Potassium ferrioxalate ImageFile = Potassium ferrioxalate 2D.png ImageSize = 250px ImageName = Potassium ferrioxalate IUPACName = Potassium ferric(III) oxalate OtherNames = Potassium ferrioxalatePotassium trioxalatoferrate… … Wikipedia
Circular polarization — The electric field vectors of a traveling circularly polarized electromagnetic wave. In electrodynamics, circular polarization[1] of an electromagnetic wave is a polarization in which the electric field of the passing wave does not change… … Wikipedia
Denavit–Hartenberg parameters — A commonly used convention for selecting frames of reference in robotics applications is the Denavit and Hartenberg (D–H) convention which was introduced by Jaques Denavit and Richard S. Hartenberg. In this convention, each homogeneous… … Wikipedia
Wigner D-matrix — The Wigner D matrix is a matrix in an irreducible representation of the groups SU(2) and SO(3). The complex conjugate of the D matrix is an eigenfunction of the Hamiltonian of spherical and symmetric rigid rotors. Definition Wigner D matrix Let j … Wikipedia
List of commonly misused English words — This is a list of English words which are commonly misused. It is meant to include only words whose misuse is deprecated by most usage writers, editors, and other professional linguists of Standard English. It is possible that some of the… … Wikipedia
Methamphetamine — Meth and Tik redirect here. For other uses, see Meth (disambiguation) and Tik (disambiguation). This article is about the psychostimulant drug, methamphetamine, in both racemic and dextrorotatory forms. For the CNS inactive OTC nasal decongestant … Wikipedia
Metrication in the United States — U.S. shampoo label, with round metric quantity taking secondary status next to non integer U.S … Wikipedia
United States — a republic in the N Western Hemisphere comprising 48 conterminous states, the District of Columbia, and Alaska in North America, and Hawaii in the N Pacific. 267,954,767; conterminous United States, 3,022,387 sq. mi. (7,827,982 sq. km); with… … Universalium
