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發表於 2006-10-21 06:59 PM
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PC may stand for:3 t9 @9 ^1 _* K2 n: i% x
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Professional Corporation, certain corporations that provide personal services, such as law firms, dental clinics, and physicians in multi-party clinical practice.
, U" W- ]+ `; J7 D( D, OPolitical correctness, language that appears calculated to provide a minimum of offense / s- g: Q' r4 J5 X* i* r& b5 Y& O. X
Police Constable (also Pc), in the UK and Canada & e' ~9 b0 j; G# G
Presbyterian Church (USA), a Christian denomination
* U3 K$ P- [3 Y8 GPrivy Council, a body that advises the head of state of a nation (see also Queen's Privy Council for Canada) ) V8 ?& V1 N, \; g
Pro-choice, a self-description used by people who believe that women should have the legal right to have an abortion
& t+ ]& }' M! k2 h5 J+ ^Proto-Celtic language, the reconstructed common ancestor of the Celtic languages $ }* c* I+ B7 F1 B3 A# Q# r# P
[edit]4 o0 G) P" M6 [' P
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Engineering, mathematics, science and technology
Y5 l8 `3 U7 BPersonal computer, a microcomputer whose price, size, and capabilities make it suitable for personal usage; most commonly, it refers to an IBM PC compatible, making IBM responsible for popularizing the term "PC" in 1981. & @7 h& `% W8 {$ [8 }$ J
Principal component, in mathematics: vectors and mathematical statistics (also PC1, PC2 etc.)
& i2 J' z! \6 |( ?5 UPresenting complaint, used in medicine to identify the patient's primary and most serious symptom.
3 H5 C# n! D- v4 {In engineering, computer science and technology:
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Pocket computer, a small programmable calculator 7 J, Q* f6 U6 k
Program counter, a special type of register in a computer
7 ]$ T# u9 d% F" }$ w4 H: D9 cProgrammable Controller (PLC), a type of electrical engineering circuit components in the subfield of Control and Automation or Feedback and Control
% ]- K) r) k. W X7 K. H; u! LPaper Cassette, the tray that holds paper in a laser printer. The term is mostly used by older Hewlett-Packard laser printers by way of cryptic error messages such as "PC Load Letter" and "PC Load A4". . U4 S5 h0 B5 A8 Y5 L2 e. v
petacoulomb, an SI unit of electric charge equal to 1015 coulombs , B$ j0 U9 \' A, t
Photonic crystal, periodic dielectric or metallo-dielectric (nano)structures
" G- [- a2 @' LPolycarbonate, a particular group of thermoplastics 8 A7 ~. {7 ?# ^! ~1 I8 D5 J
Propylene carbonate, a polar organic solvent 1 x! X: z! I+ m0 `$ A x
Pubococcygeus muscle, a muscle in the human body / y/ ]% G; c( @- Y: c! p
Point Code, a C7/SS7 Point Code
9 o% H% s' n6 _8 y" |) nProntor/Compur, a jack or plug for providing flash synchronization to a camera 4 ^ v- s6 L. v) [8 v; j
Printed Circuit, usually in the context of PC board or PC card
8 T A K- a1 k! \5 u: YPhrozen Crew, a group of computer software crackers # R& P ~, v& B6 a, G
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As technological units: pc may mean:/ K* v6 l# M9 d8 F" l* z. s
, a4 R- G" D! G! F/ G2 s; U5 ?parsec, an astronomical unit of distance (from "parallax-second")
# E5 z3 S5 q; p6 n) c" q5 L, q; KPercent or per cent 2 d M0 h" `2 a p# v! a
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pC may mean:- t0 h" }: d/ U8 u9 J! }5 C
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picocoulomb, an SI unit of electric charge equal to 10-12 coulomb . r/ u! P; n+ m% o' Y( k' [* Q
As Law enforcement language: pc may mean:' ]& c* M7 Q" g7 q% Z( @( S5 C% K
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Probable cause, a judicially acceptable reason for taking action such as a traffic stop or entering a residence 3 ^. U( R. f* q2 G- ]4 U% Y
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