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1、图纸上常见的英文缩写(基于澳标) Acronyms and Abbreviations in Engineering From Draftsperson。net Complied by Allan Wise， based in Australia ( 根据澳标) § A A - Ampere A/C - Air Conditioning A/H - After Hours AB — As Built AEC - Architecture, Engineering， and Construction AFL - Above Floor Level AF
2、L — Above Finished Level AG - Agricultural pipe drain AGL — Above Ground 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 Bot
3、tom BLDG - Building BNS — Business Network Services BOT — Bottom BQ — Bendable Quality BSP - British Standard Pipe BT - Bath Tub BT — Boundary Trap BTM — Bottom BW — Both Ways C C — C shaped steel purlin C/C - Cross Centres C。J。 - Control Joint （or Construction Joint） CAD
4、 - Computer Aided Design. Less commonly use is Computer Assisted Drafting。 CCTV - Closed Circuit TeleVision CFW - Continuous Fillet Weld CHS - Circular Hollow Section CL — Center Line CLG - Control Joint CLR — Clearance CMU — Cement Masonry Unit CNJ — Construction Joint COL - Colum
5、n COMMS - Communications CONN — Connection CONT — Continuous CS - Cleaners Sink CT - Controller CTR(S) — Centre/S CTRL — Control CTRS — Centers CU - Dental Cuspidor CVR — Cover °C — Degrees Celsius D DAR — Dressed All Round DD - Design Drawing DIA — Diameter DIM — Dim
6、ension DN - Diameter Nominal DP — Down Pipe DR - Dryer DW - Dishwasher DWG - Drawing DWG(S） - Drawing/S E EA - Equal Angle （steel) EF - Each Face EL — Elevated Level EL - Elevation ELEC - Electrical EQ - Equal EQUIP - Equipment EW - Each Way EWB - Electric Water Boile
7、r EWC — Electric Water Cooler F FB — Footing Beam F’c — Characteristic Concrete Strength FCU — Fan Coil Unit FFL — Finished Floor Level FL — Floor Level FOC - Fibre Optic Cable FS - Far Side FSBL — Full Strength Butt Weld FTG — Footing FTP - Fibre Termination Panel （fibre opt
8、ical 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 — Horizontal HP -
9、 High Pressure HWB — Hair Wash Basin I ID — Inside Diameter IE — Invert Elevation IL - Invert Level IO - Inspection Opening IP — Intersection Point ISO - International Standard Organisation J JIS - Japanese Industry Standard K kHz - Kilohertz K.J。 - Key Joint KS - Kitchen
10、 Sink KWh - Kilo Watt Hour (metre） L L — Steel Angle LAN - 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 （Te
11、lecommunications） MFR — Manufacturer MHz — Megahertz Micky Mouse — A toy project， of very low quality。 MIN - Minimum MISC — Miscellaneous M。J。 - Movement Joint mm - Millimetres MS - Mild Steel N NC — Normally Closed NET — Network No. — Number NOM - Nominal NS - Near Side
12、 N。S.O.P。 - Not Shown On Plan NTS - Not To Scale NZS — New Zealand Standard 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
13、 R R — Radius RAD - Radius or radial REF — Reference REINF - Reinforcement REQ’D — Required REV — Revision RH — Right Hand RHS — Rectangular Hollow Section RL — Reduced Level or Relative Level S S - Sink SAN - Sanitary SDU — Sanitary Disposal Unit SF — Strip Footing SH
14、R - Shower SHS — Square Hollow Section SIM — Similar SQ — Square SS or S/S — Stainless Steel SL - Structural Level SSL - Structural Slab Level STD - Standard T T - Top TB — Tie Beam TEMP - Temperature TFC — Taper Flange Channel THK — Thick TO or T。O. or T。OFF — Top Off
15、TR - Laundry Trough TUN - Tundish TYP — Typical U U/S — Under Side UA — Unequal Angle (steel) UB - Universal Beam （steel) UC — Universal Column (steel） UNO - Unless Noted Otherwise （UON is prefered） UON - Unless Otherwise Noted UR - Urinal V VER - Vertical VERT - Vertical
16、 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 Drawing WM — Washing Machine WP - Water Proof or Work Point X X - By. Example, "N12 x 1200 long” also means "N12 by 1200 long”。 Y Z Z — Zulu (Greenwich Mean Time） Z - Z shaped steel purlin Special Characters °C = Degrees Celsius Ø = Diameter ’# = Number
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