1、Acronyms and Abbreviations in Engineering Complied by Allan Wise, based in Australia ( 根據(jù)澳標) A A - AmpereA/C - Air ConditioningA/H - After HoursAB - As BuiltAEC - Architecture, Engineering, and Construction AFL - Above Floor Level AFL - Above Finished Level AG - Agricultural pipe drain AGL - Above G

2、round Level AHD - Australian Height Datum AHU - Air Handler Unit APPROX - Approximately AS - Australian Standard ASCII - American Standard Code for Information Interchange ATF - Along Top Flange B B - Basin or BottomBLDG - Building BNS - Business Network Services BOT - Bottom BQ - Bendable Quality B

3、SP - British Standard Pipe BT - Bath Tub BT - Boundary Trap BTM - Bottom BW - Both WaysC C - C shaped steel purlinC/C - Cross CentresC.J. - Control Joint (or Construction Joint) CAD - Computer Aided Design. Less commonly use is Computer Assisted Drafting. CCTV - Closed Circuit TeleVision CFW - Conti

4、nuous Fillet WeldCHS- Circular Hollow Section CL - Center Line CLG - Control Joint CLR - Clearance CMU - Cement Masonry Unit CNJ - Construction Joint COL - Column COMMS - Communications CONN - Connection CONT - Continuous CS - Cleaners Sink CT - Controller CTR(S) - Centre/S CTRL - ControlCTRS - Cent

5、ers CU - Dental Cuspidor CVR - Cover C - Degrees Celsius D DAR - Dressed All Round DD - Design Drawing DIA - DiameterDIM - Dimension DN - Diameter Nominal DP - Down Pipe DR - Dryer DW - Dishwasher DWG - Drawing DWG(S) - Drawing/SE EA - Equal Angle (steel) EF - Each Face EL - Elevated Level EL - Elev

6、ation ELEC - Electrical EQ - Equal EQUIP - Equipment EW - Each Way EWB - Electric Water Boiler EWC - Electric Water Cooler F FB - Footing Beam Fc - Characteristic Concrete Strength FCU - Fan Coil Unit FL - Floor Level FOC - Fibre Optic Cable FS - Far Side FSBL - Full Strength Butt Weld FTG - Footing

7、 FTP - Fibre Termination Panel (fibre optical cable) FW - Fillet Weld FWF - From Web Face (steel)G GALV - Galvanized GCI - Galvanized corrugated iron. GIS - Graphic Information System GSM - Global System of Moblie or Groupe Speciale Mobile in French H H - Prewash Hose Reel HOR - Horizontal HORIZ - H

8、orizontal HP - High PressureHWB - Hair Wash Basin IID - Inside DiameterIE - Invert Elevation IL - Invert Level IO - Inspection Opening IP - Intersection Point ISO - International Standard Organisation prefered) J JIS - Japanese Industry Standard K kHz - Kilohertz K.J. - Key Joint KS - Kitchen Sink K

9、Wh - Kilo Watt Hour (metre)LL - Steel AngleLAN - Local Area Network LGX - Line Group Cross (Connector, fibre optical cable) LH - Left Hand LPG - Liquid Petroleum Gas LT - Laundry Trough M m - Metres (English) or Meters MAX - Maximum MDF - Main Distribution Frame (Telecommunications) MFR - Manufactur

10、erMHz - Megahertz Micky Mouse - A toy project, of very low quality.MIN - Minimum MISC - MiscellaneousM.J. - Movement Joint mm -MillimetresMS - Mild Steel N NC - Normally Closed NET - NetworkNo. - Number NOM - Nominal NS - Near Side N.S.O.P. - Not Shown On Plan NTS - Not To Scale NZS - New Zealand St

11、andard O OA or O/A - Overall OD - Outside Diameter OPT - Optional P PCD - Pitch Circle Diameter PFC - Parallel Flange Channel PL - Plate PT - Pressure Tapping PVC - Ploy Vinyl Chloride Q QTY - Quantity R R - RadiusRAD - Radius or radial REF - Reference REINF - Reinforcement REQD - Required REV - Rev

12、ision RH - Right HandRHS - Rectangular Hollow SectionRL - Reduced Level or Relative LevelS S - Sink SAN - SanitarySDU - Sanitary Disposal UnitSF - Strip Footing SHR - ShowerSHS- Square Hollow Section SIM - SimilarSQ - Square SS or S/S - Stainless Steel SL - Structural Level SSL - Structural Slab Lev

13、el STD - Standard T T - Top TB - Tie Beam TEMP - TemperatureTFC- Taper Flange Channel THK - Thick TO or T.O. or T.OFF - Top Off TR - Laundry Trough TUN - TundishTYP-Typical U U/S - Under Side UA - Unequal Angle (steel) UB - Universal Beam (steel) UC - Universal Column (steel) UNO - Unless Noted Othe

14、rwise UON is FFL - Finished Floor Level UON - Unless Otherwise Noted UR - Urinal V VER - Vertical VERT - Vertical W WAN - Wide Area Network WB - Welded Beam (steel) WC - Welded Column (steel) WC - Water Closet (toilet) WC(P) - Water Closet With P Trap WC(S) - Water Closet With S Trap WD - Working Dr

15、awing WM - Washing Machine WP - Water Proof or Work Point X X - By. Example, N12 x 1200 long also means N12 by 1200 long.Z Z - Zulu (Greenwich Mean Time) Z - Z shaped steel purlin Special Characters C = Degrees Celsius = Diameter # = Number PL:plate鋼板PFC：parallel flange channel 槽鋼TFC：taper flange channel槽鋼TYP：typical：典型的CHS：circular hollow section 圓通SHS： square hollow section 方通（正方形）RHS：Rectangular hollow section 方通（長方形）RC: Reinforced Concrete,鋼筋混凝土GJ 剛架LT 檁條LaT拉條SC 水平支撐（剪刀支撐）GL 鋼梁CL 次梁ZC 柱間支撐XG 梁（柱）間系桿TL 托梁QL 墻梁XT 斜拉條MZ 門邊柱ML 門上梁YC 隅撐CG 撐桿HJ 桁架GTG檐溝（天溝）GJZ 剛架柱GJL 剛架梁GLT 剛性檁條GXG 剛性系桿