- sigma coordinate system
- δ坐标系
Atmospheric Sciences (English-Chinese) dictionary. 2014.
Atmospheric Sciences (English-Chinese) dictionary. 2014.
Sigma Nu — Infobox Fraternity | name = Sigma Nu letters = ΣΝ motto = Excelling with Honor crest = colors = Gold, White, Black symbol = Serpent flower = White rose (The Classic Five Petaled, wild, white English Florabunda) birthplace = the Virginia Military… … Wikipedia
Harmonic coordinate condition — The harmonic coordinate condition is one of several coordinate conditions in general relativity, which make it possible to solve the Einstein field equations. A coordinate system is said to satisfy the harmonic coordinate condition if each of the … Wikipedia
Dynamical system — This article is about the general aspects of dynamical systems. For technical details, see Dynamical system (definition). For the study, see Dynamical systems theory. Dynamical redirects here. For other uses, see Dynamics (disambiguation). The… … Wikipedia
MOHID Water Modelling System — MOHID is short for Modelo Hidrodinâmico which is Hydrodynamic Model in portuguese. MOHID Water Modelling System is a modular (see Modular programming) finite volumes (Finite volume method)water modelling system written in ANSI Fortran95 using an… … Wikipedia
Reaction–diffusion system — Reaction–diffusion systems are mathematical models which explain how the concentration of one or more substances distributed in space changes under the influence of two processes: local chemical reactions in which the substances are transformed… … Wikipedia
Phi Kappa Sigma — Infobox Fraternity letters = ΦΚΣ name = Phi Kappa Sigma crest = motto = Stellis Aequus Durando ( Equal to the Stars in Endurance. ) nickname = Phi Kaps, Skulls, or Skullhouse colors = Black and Old Gold symbol = Maltese Cross flower = Yellow… … Wikipedia
Phi Sigma Kappa — Infobox Fraternity | name = Phi Sigma Kappa letters = ΦΣK crest = founded = birth date and age|1873|3|15 birthplace = Massachusetts Agricultural College flagicon|USA type = Social motto = Do unto others as you would have them do unto you. free… … Wikipedia
Shilov system — The Shilov system is a classic example of catalytic C H bond activation and oxidation which preferentially activates stronger C H bonds over weaker C H bonds for an overall partial oxidation. [Reactions of alkanes in solutions of platinum… … Wikipedia
Numerical weather prediction — Weather models use systems of differential equations based on the laws of … Wikipedia
Primitive equations — The primitive equations are a set of nonlinear differential equations that are used to approximate global atmospheric flow and are used in most atmospheric models. They consist of three main sets of equations: # Conservation of momentum :… … Wikipedia
Above ground level — In aviation and atmospheric sciences, an altitude is said to be above ground level (AGL) when it is measured with respect to the underlying ground surface. This is as opposed to above mean sea level (AMSL), or in broadcast engineering, height… … Wikipedia