Active Element Groups

См. также в других словарях:

• Active Electronically Scanned Array — An Electronically Scanned Array (AESA), also known as active phased array radar is a type of radar whose transmitter and receiver functions are composed of numerous small transmit/receive (T/R) modules. AESA radars feature short to instantaneous… …   Wikipedia

• rare-earth element — /rair errth /, Chem. any of a group of closely related metallic elements, comprising the lanthanides, scandium, and yttrium, that are chemically similar by virtue of having the same number of valence electrons. Also called rare earth metal. [1955 …   Universalium

• chemical element — Introduction also called  element,         any substance that cannot be decomposed into simpler substances by ordinary chemical processes. Elements are the fundamental materials of which all matter is composed.       This article considers the… …   Universalium

• nitrogen group element — ▪ chemical elements Introduction  any of the chemical elements that constitute Group Va of the periodic table (see Figure >). The group consists of nitrogen (N), phosphorus (P), arsenic (As), antimony (Sb), and bismuth (Bi). The elements share… …   Universalium

• transition element — Chem. any element in any of the series of elements with atomic numbers 21 29, 39 47, 57 79, and 89 107, that in a given inner orbital has less than a full quota of electrons. Also called transition metal. [1920 25] * * * Any chemical element with …   Universalium

• Microsoft Active Accessibility — (MSAA) is an Application Programming Interface (API) for user interface accessibility. MSAA was introduced as a platform add on to Microsoft Windows 95 in 1997. MSAA is designed to help Assistive Technology (AT) products interact with standard… …   Wikipedia

• Sentence element — Sentence elements are the groups of words that combine together to comprise the ‘building units’ of a well formed sentence. A sentence element approach to grammar assumes a top down methodology. In other words, it starts with the sentence as a… …   Wikipedia

• Aviation combat element — In the United States Marine Corps, the aviation combat element or air combat element (ACE) is the air arm of the Marine Air Ground Task Force (MAGTF). It provides rotary wing, tiltrotor, and fixed wing aircraft, support equipment, pilots,… …   Wikipedia

• AEG — aeronaut. abbr. Active Element Groups nucl. abbr. Allgemeine Elekrlzitatls Gesellschaft (Ger.) …   United dictionary of abbreviations and acronyms

• HEBREW GRAMMAR — The following entry is divided into two sections: an Introduction for the non specialist and (II) a detailed survey. [i] HEBREW GRAMMAR: AN INTRODUCTION There are four main phases in the history of the Hebrew language: the biblical or classical,… …   Encyclopedia of Judaism

• POLAND — POLAND, republic in E. Central Europe; the kingdom of Poland and the grand duchy of Lithuania united formally (Poland Lithuania) in 1569. This article is arranged according to the following outline: the early settlements jewish legal status… …   Encyclopedia of Judaism