ammonia in excess ammonia liquefier ammonia plant ammonia product pump ammonia pump ammonia synthesis ammonium bicarbonate water stripper ammonium carbomate ammonium carbomate dehydrating to form urea ABC：ammonium carbonate AN：acryionitrile Analog instrument Analysis manual Analyzer cabinet Analyzer house Analyzer shelter Analyzers - Oxygen Zirconium Oxide Cell anchor bolt angel hair angle stair angle valve angles anion exchanger anit-sweat insulation annular chamber annular flow another train in spare antioxidant antiseptics antisurge, anti-surge anti-sweat antiswirl baffle (anti-swirl baffle) anti-whip anti-whip device anti-whip restraints AO：Analog Output APC：Advanced Process Control API：American Petroleum Institute Annex aqueous emmissions Ar：Argon arenes aromatics As：arsenic (As) arsine removal bed asbestos ash melting point ash treatment aspect ratio aspirator air assembly drawing Asset Management System(AMS) ASU：Air Seperation t
adsorption ACES：Advanced Process for Cost and Energy Saving aerobic treatment AFC：Approved for Construction AFD：Approved for Design affinity after-cooler, after cooler after-filter, after filter agglomerate remover aggregate aging, ageing agitator AI：Anolog Input air blower air compression air cooled heat exchanger air cooler air cushion air elutriator air exhaust silence air filter air filtering device air heater air precooling air prefilter air purification ASP：Air Separation Plant air set, air-set air shroud air turbo-compressor set airset valve air-water cooling tower AIT：Auto Ignition Temperature alarm alarm point alarm summary panel alcohol die swell alde hyde alignment alkaline alkanes alkyl alternative catalyst separator alternative current alum alumina alumina ball alumina treaters aluminium alkyl aluminium oxide aluminum alkyl amino-group ammonia
ANC：Asymptotic Normalization Coefficient atactic copolymerization atmosphere atmospheric storage Atomic number atomic weight atomize Attachment attack angle attemperator attrition audible and visible alarm auto ignition temperature automatic bag placer automatic potentiometric titrator auxiliary boiler auxiliary burner auxiliary burning room auxiliary quench water pump axial compressor axial float axial spring B.C. = Bolt Circle B.C.D. = Bolt Circle Diameter B：benzene (Be) back calculation back mixing back pressure back pressure gauge back pressure turbine Back to Back backflow preventer backing strips backmixed back-up line backwash water backwash water pump baffle baffle plate / deflector bag dump station bag filter / bagging filter bag rejector bag storage bagging machine bagging unit baghouse BAL：Balance balance chamber balance weight balancing of flexible rotor bale net ball ring ball valve
延长术语(按字母 排列) ―Chinese Hat‖ strainer ―Hung Up‖ 1, 3 CPD 2 letters 5 pin 5500 MTPD METHANOL UNIT 600 KTA DMTO Plant Light Olefins Recovery Unit AARH：Arithmetical Average Roughness Height AB：alkyl benzene abrasion abrasive blast cleaning abs. = absolute pressure ABS：acrylonitrile-butasiene-styrene terpolymer absorbing simultaneously absorption acceleration accelerometer acceptable value Acceptance Certificate Acceptance Test access door access ways accidental release measure accumulate accumulator accuracy acetic acid acetylene acetylene converter acetylene converter feed heater acetylene hydrogenation acetylene hydrogenation reactor acetylenics Acid Dosing System acid gas (H2S) acid gas removal acid number acid radical acid water acidity activated charcoal activation activator Activator Package acute oral toxicty adaptation additive adequate adiabatic catalyst bed adjustment adsorbent adsorbent bed
blending blending silo blending tank blind off blinds block diagram block valve blow back blow down (point) blow off vavle blowback gas drum blowcase blow-down system blowing blowout blowout proof design blowthrough blow-through blue print BOD：Biochemical Oxygen Demand body body material boileezer, boiling chips boiler accessories Boiler Feed Water and Steam supply boiler plant boiler proper Boiling point boiloff bolt and nut BOM：Bill of Materials bonnet booster booster compressor booster-turbexpander unit boot BOS：Bottom of Steel bottom ash bottom stream boundary condition BPCR：Back-up Pressure Controller BR：Butadiene Rubber brace angle branch break flange breakaway breakaway coupling breakaway point breakdown breakdown drawing breakout flange breakpoints breath valve