عنصر في المجموعة صفر |
element of group 0 (A group of monatomic gaseous elements forming group 18 (formerly group 0) of the periodic table: helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), and radon (Rn)) |
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عنصر في المجموعة 6 |
element of group (Group VI consists of two subgroups: group VIb, the main group, and group VIa. Group VIa consists of chromium, molybdenum, and tungsten. The main group consists of oxygen, sulphur, selenium, tellurium, and polonium) |
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عنصر في المجموعة 7 |
element of group (Any of the elements of the halogen family, consisting of fluorine, chlorine, bromine, iodine, and astatine) |
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عنصر في الوقود النووي |
nuclear fuel element (A piece of nuclear fuel which has been formed and coated, and is ready to be placed in a reactor fuel assembly) |
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عنصر كيميائي |
chemical element (elements and their compounds ; A substance made up of atoms with the same atomic number; common examples are hydrogen, gold, and iron) |
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عنصر مشع |
radioelement (An element that is naturally radioactive) |
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عنكبوت |
spider (Any predatory silk-producing arachnid of the order Araneae, having four pairs of legs and a rounded unsegmented body consisting of abdomen and cephalothorax) |
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عوامة احتواء النفط |
oil boom (A floating device used to contain oil on a body of water. Once the boom has been inflated, it is towed downwind of the oil slick and formed into a U-shape; under the influence of wind, the oil becomes trapped within the boom. Skimming equipment travels into the boom enclosure and the oil is pumped into containers) |
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عوامل إيكولوجية (أى بيئية) |
ecological factors |
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عوامل الموقع |
site factors |
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عوامل بيئية |
environmental factors |
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عوامل خارجية مؤثرة على البيئة |
environmental externality |
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عوامل خارجية مؤثرة على البيئة |
ecosystem externality |
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عيش الغراب |
mushroom (A family of Basidiomycetes that are characterized by the production of spores on gills) |
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عَرض |
exhibit (A display of an object or collection of objects for general dissemination of information, aesthetic value or entertainment) |
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عَرَض إكلينيكي |
clinical symptom (Any objective evidence of disease or of a patient's condition founded on clinical observation) |
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عَقد |
contract (An agreement between two or more persons which creates an obligation to do or not to do a particular thing. Its essential are competent parties, subject matter, a legal consideration, mutuality of agreement, and mutuality of obligation) |
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عَلَم الملاءمة |
flag of convenience (Practice of registering a merchant vessel with a country that has favourable (i.e. less restrictive ) safety requirements, registration fees, etc.) |
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عَوْن آلي |
automatic aid |
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عُرى النار |
bays of a fire |
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