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Ra [rɑ:] nstresses
med. Индекс шероховатости (используется для характеристики степени шероховатости поверхности эндопротезов Andy)
myth. Ра (бог солнца в Древнем Египте)
names Ра (фамилия; 100%, корейский ABelonogov)
opt. средняя шероховатость (msu.ru Spring_beauty)
relig. Ра (The Egyptian sun-god and chief deity); Ре
tech. параметр шероховатости (в русской практике – Ra : Abbreviation for "arithmetic average roughness height" – the measure of the roughness of a surface expressed in microinches. The higher the number, the rougher the surface. Used to designated the desired surface finish for end flange raised faces.‌ paderin); радий
RA [rɑ:] abbr.
abbr. да будет доволен им Аллах (Radhiallahu Anhum Morning93)
astr. дуга с лучевой структурой; дуга с лучистой структурой
avia. рекомендация БСПС по предотвращению угрозы столкновения (MichaelBurov)
chem. поглотитель Рихтера (LyuFi)
comp., MS объявление маршрутизатора (Router Advertisement microsoft.com bojana)
dentist. хвостовик под угловой наконечник (MichaelBurov)
el. метод RealAudio
food.ind. остаточная щёлочность (Residual Alkalinity alemaster)
gastroent. синусы Рокитанского-Ашоффа (doc090)
Gruzovik, mil. регулярная армия (Regular Army)
med. Rheumatoid Arthritis, ревматоидный артрит (WAHinterpreter); комнатный воздух (room air – упоминается в результатах измерения уровня насыщения лёгких кислородом Баян); правое предсердие (right atrium Tatyana Fedulina); ревматоидный артрит (Rheumatoid Arthritis WiseSnake); лучевой доступ (За последние 20 лет большинство интервенционных кардиологов благодаря обширной накопленной доказательной базе практически полностью перешли при проведении как плановых, так и экстренных процедур на классический доступ через лучевую артерию — лучевой доступ, а в последние пять лет аналогичная тенденция наблюдается в отношении дистального лучевого доступа. bartov-e)
med.appl. ротационная ангиография (Andrey Truhachev)
met. относительное сужение поперечного сечения (AnastasiaRI)
O&G, sakh. Оценка рисков (Risk Assessment Steblyanskiy)
O&G, tengiz. НПО (Aiduza); нормативно-правовое обеспечение (Aiduza)
oil анализ надёжности (reliability analysis)
SAP. обратный расчёт
telecom. Область маршрутизации (Georgy Moiseenko)
RA [rɑ:] abbr.
abbr. reserve alkalinity, запас щёлочности (Eugsam)
bank. соглашение о покупке ценных бумаг с последующим выкупом по обусловленной цене (repurchase agreement)
Gruzovik, post код гарантийного возврата (return authorization)
oil обеспечение надёжности (reliability assurance)
RA [rɑ:] adj.
el. метод передачи и воспроизведения аудиоматериалов в сети в реальном масштабе времени; файловый формат RealAudio для звуковых файлов
med. ПП (right atrium; правое предсердие harerama)
textile волокно из крапивы (Ramie Yuriy83); рами (Ramie Yuriy83)
RA [rɑ:] abbr.
arts. Королевская академия искусств (Лондон, Великобритания Se6astian)
progr. УР (см. ГОСТ Р ИСО/МЭК 11179-1-2010 ssn)
 English thesaurus
Ra [rɑ:] abbr.
abbr. roughness average (Segun); arithmetic average; apparent resistivity; range; Radium
abbr., earth.sc. rational number; Rayleigh
abbr., el. average roughness
abbr., med. radium; ragged
abbr., mil. radium RA
abbr., oil air vitrinite reflectance
abbr., tech. actual range
myth. Pa (бог солнца; воплощался в образе сокола falcon)
refrig. Rayleigh number
Ra. abbr.
abbr., earth.sc. range
RA [rɑ:] abbr.
abbr. Random Amplitude; recreation vehicle, recreational vehicle (В. Бузаков); Review Access; rain; regulation authority (irinaloza23); rheumatoid arthritis (Vorbild); repair to address
abbr., AI. Ring Address
abbr., astronaut. radar altimeter; Regional Association (WMO)
abbr., auto. roll axis; rear axle; rigid axle
abbr., avia. resolution advisory (MichaelBurov); Refuelling Airfield; radar advisory; radar altituder; rain area; rapid assessment; redundancy assurance; regional airliner; regulated agent; reliever airports; removal of assemblies; review and analysis; reviewing activity; rocker arm
abbr., avia., Canada radio altimeter
abbr., chem. release agent (Yuriy83)
abbr., chromat. residual activity (ННатальЯ)
abbr., clin.trial. accumulation ratio (iwona)
abbr., commun. ratio (Метран)
abbr., dentist. right-angle friction grip (MichaelBurov); right-angle shank (MichaelBurov)
abbr., el. dynamic resistance-area product; real address; remote access; routing arbiter; radiative autoionization; radio amateur; random mode request information field; rapid access; rate adaption; rate of application; reanswer; receiving amplifier; receiving aperture; recessed array technology; record address; redundancy analysis; reference active; reflectance anisotropy spectrum; register array; registration authorization; relative address; relocation address; reservation access; resonance absorption; response analyzer; reticle alignment; right asymmetrical (polarization); rolled annealed (copper); route analysis; reliability apportionment
abbr., el., scient. Radium
abbr., file.ext. Remote Access Data file; Replacement Algorithm
abbr., gastroent. Rokitansky–Aschoff sinuses (doc090)
abbr., immunol. rheumatoid arthritis
abbr., IT read amplifier; Registration authority; register and arithmetic/logic unit
abbr., med. Radial Artery; Reactive Arthritis; right atrium (Vosoni); refractory anaemia; radionuclide angiography; repeat action; residual air; rheumatoid antibody; right auricle; Royal Academician; Regional Anesthesia (iwona); refractory anemia
abbr., med.appl. rotation angiography (Andrey Truhachev); radial artery (inn)
abbr., meteorol. reduction of area
abbr., mil. radius of action; Redstone Arsenal; response action; rear area
abbr., mil., air.def. radar station
abbr., mil., WMD receipt acknowledgment; Remedial action
abbr., O&G, sahk.r. Regulatory Agencies
abbr., O&G, sakh. radioactive sub
abbr., oil right angle
abbr., opt. reduced aperture
abbr., pest.contr. rotary atomizer
abbr., pharma. Regulatory Affairs (Игорь_2006); Roughness Average (среднее значение шероховатости поверхности Elinoise)
abbr., physiol. Right Atrium
abbr., physiol., med. Rheumatoid arthritis
abbr., polym. rosin acids
abbr., post Research Announcement
abbr., progr. registration authority (см. ISO/IEC 11179-1:2004 ssn)
abbr., R&D. research agency (igisheva)
abbr., refrig. Refrigeration Abstracts of American Society of Refrigerating Engineers
abbr., scottish Radio Altimeter; Resolution Advisory; Royal Artillery (UK)
abbr., sec.sys. risk assessment; Research Analyst (Val_Ships)
abbr., securit. regulated activity
abbr., stat. Random Allocation (iwona)
abbr., tech. radio altimeter setting
el., abbr. Rosin activated
energ.ind., abbr. relative accuracy; renovation activities; required actions; requirements analysis; risk allocation
energ.ind., mil. risk analysis
invest., abbr. repurchase agreement
mater.sc., abbr. reduction in area
meteorol., abbr. range lights; radar altitude
mil. release authorization
mil., abbr. rapid advance; ration allowance; ready alert; real area; real artillery; rear admiral; reconnaissance aircraft; reconstitution area; regrouping area; reimbursement authorization; reinforced alert; reliability analysis; reliability assessment; reliability assurance; repair assignment; requesting agency; resident agent; restricted area; reviewing authority; rocket assist
O&G anode resistance; qualitative risk assessment
tech. radar astronomy
tech., abbr. radio astronomy; radio technician; radio-range-station; radiometry antenna; radiotelescope antenna; rate adaptation; receiver attenuation; regional administrator
tech., mil., avia. radar
wood., abbr. teeth with flat tope and tapered sides
ra [rɑ:] abbr.
abbr. radio
abbr., oil raised
mil. radioactive
ra. abbr.
abbr., earth.sc. radioactive
.ra n
file.ext. Real Audio (file name extension)
RA [rɑ:] abbr.
abbr. alarm recorder; radioactivity; railroad administration; regular army; relative intensity; Royal Artillery
abbr., avia. radio altitude (height); ram air; release authority; revision authorization
abbr., busin. rayon; refer to acceptor; refined asphalt
abbr., chem. rosin acid
abbr., comp., net. router advertisement
abbr., earth.sc. radiochemical analysis; real add; red alga; reference atmosphere; regional associations; relations analysis; rig assembly; risk area; rounded agmatite; routing arbiter; Royal Academy
abbr., expl. rosin acid
abbr., IT routing area
abbr., met. Rockwell hardness A (-scale)
abbr., oil radio range station; random access; receiving antenna; recent alluvium; recording accuracy; red algae; reducing agent; regular acid; Research Association; resin anion; Resource Areas; resources allocation; restricted availability; retarded acid; return air; Rheology Abstracts; right ascension; riser angle; rod acceleration
abbr., pharm. retinoic acid
abbr., radio receiving attenuation
abbr., space radioactive alarm; radiocommunication assembly; radiolocation astronomy; rate of arrival; reactive adhesive; reference address; register allotter; releasing agent; random assignment; range-azimuth (corrector); resin adhesive; resistance to abrasion; rigidity agent; rocket astronomy
abbr., textile Reinsurance Agreement
RA [rɑ:] abbr.
abbr., med. room air (упоминается в результатах измерения уровня насыщения лёгких кислородом Баян)
Ra: 83 phrases in 26 subjects
Archaeology2
Aviation3
British usage, not spelling1
Cardiology8
Caspian12
Childish1
Construction1
Egyptology4
Electronics2
European Bank for Reconstruction and Development1
General13
Makarov1
Mechanics1
Medical5
Medical appliances2
Microsoft1
Nanotechnology1
Nuclear physics2
Oil / petroleum1
Polymers2
Quality control and standards1
Religion4
Sakhalin1
Technology3
Tengiz1
Tibetan9