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<title>常用物理常数(上)-设计参数中华真空设备网</title>7 U2 G* R2 R9 E+ R$ x4 ^
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1 D3 L1 v+ P( S# j 当前位置:<a href="/">首页 </a> -> <a href="/design/">设计参数 </a> -> 常用物理常数(上) . c8 l; F! M- U8 _# n1 e
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<td height="32" align="center" valign="bottom"><font style="font-size:16px; font-weight:bold" color="#05006c">常用物理常数(上)</font></td>! L- d: i# v% h6 `% _
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5 s0 U4 F* V8 s2 ]* {* R0 t y <td height="18" align="center" valign="top">信息来源:<font color="#990000">中华机械网</font> | 发布时间:<font color="#990000">2006-8-16 10:51:20</font>- `6 C" B% ]; M; @' B9 T4 u& Q( \
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<td style="font-size:13px;line-height:200%"><TABLE class=table1 borderColor=#b5dba2 width="100%" border=1>' S, T8 a" ?( e
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<TD align=middle>符号</TD>0 e# H& |% o% Q0 }
& B; J" S$ v: ~2 b" `<TD align=middle>常数</TD>
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<TD align=middle>量纲</TD></TR>
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, ?2 a6 t+ i* ] K8 b2 d+ U<TD align=middle>L,N<SUB>A</SUB></TD>
3 _3 l; U- P% r* k/ ?$ F! m/ T, X( C) m, I% o5 B! m1 s: K; w5 I5 H, w# [
<TD align=middle>(6.022045±0.000031)*10<SUP>23</SUP></TD>
' q' c0 b9 ?. _" G& k9 ?, \* K4 I' z5 v) s$ x
<TD align=middle>mol<SUP>-1</SUP></TD></TR>
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/ f/ B) @) Q$ W. {. m0 G<TD align=middle>p<SUB>0</SUB></TD>
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<TD align=middle>0.101325</TD>
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<TD align=middle>MP<SUB>a</SUB></TD></TR>% i. y! T4 {% ]0 R! L. K
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<TD align=middle>T<SUB>0</SUB></TD>
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|2 B4 y* n2 ~8 z, P<TD align=middle>273.15</TD>& H3 z# a# E- G1 J; \3 I
* t J; l! m& W% H7 G* W9 ^<TD align=middle>K</TD></TR>6 @+ R7 t W' u, L! `0 X
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# z9 k8 y; R. k/ \5 x, ? X, o4 ]<TD align=middle>a<SUB>0</SUB></TD>
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& l7 B$ u. u1 n<TD align=middle>(5.2917706±0.0000044)*10<SUP>-11</SUP></TD>- T2 S, M! y C
7 N/ [2 A; B6 S/ W<TD align=middle>m</TD></TR>
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<TD align=middle>(1.380662±0.000044)*10<SUP>-23</SUP></TD>: e3 \& T! p/ P _
- n$ Q/ E4 q+ E' z<TD align=middle>J/K.mol</TD></TR>
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0 A% ^7 H; a" ^* q1 _6 c<TD align=middle>T</TD>
. K1 m! `. c1 {1 n! K Z0 l0 c2 o( F, u( b5 b7 k) l: K
<TD align=middle>273.16</TD>
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<TD align=middle>K</TD></TR>0 m* E5 k0 b/ d a- | G
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% T1 v' L5 m# X: p<TD align=middle>μ<SUB>0</SUB></TD>9 [ N+ S7 r2 }- R0 A- C
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<TD align=middle>4π*10<SUP>-7</SUP></TD>
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% c) R" N; g; y# R6 M: |<TD align=middle>H/m</TD></TR>. f3 C; Q0 P( A3 t+ C" b& s6 u
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4 k) v: S% s0 g# D5 N0 L7 K<TD align=middle>ρ</TD>
1 ~) X4 o6 X+ I7 y8 t$ D& v3 U0 d$ h# ?4 @+ `1 {; R. |* n4 i
<TD align=middle>5.517</TD>$ G1 B* m4 M9 ~8 c/ w7 M
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<TD align=middle>t/m<SUP>3</SUP></TD></TR>( E) f7 u+ m% ~# D& J
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* H5 Y0 ?, W+ k7 u& i<TD align=middle>6.37*10<SUP>6</SUP></TD>( t* @ T# g* ^% V
, H5 Q3 t4 o! |: h, [7 p; d$ M<TD align=middle>m</TD></TR>+ E/ [4 h/ C1 {
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<TD align=middle>d</TD>
4 {% w8 ]5 t5 o& c# x( ?- x" h+ k" V$ f5 o# ]+ A
<TD align=middle>1.496*10<SUP>11</SUP></TD>
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) k& U5 F' p! q<TD align=middle>m</TD></TR></TBODY></TABLE>
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<TABLE class=table1 borderColor=#b5dba2 width="100%" border=1>
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<TBODY>
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<TD align=middle>d</TD>9 G% S" R6 s" Q: l/ p, \. T+ T
p8 U8 J' J2 [' [$ f<TD align=middle>3.84*10<SUP>8</SUP></TD>3 r }, V1 U. \4 o) v( f
9 o' O. s$ L3 O' Q<TD align=middle>m</TD></TR>, P8 j& W" g+ a5 x, [4 r, u9 K
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<TD> </TD>
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<TD align=middle>5.98*10<SUP>24</SUP></TD>! K; I5 f. i2 q
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<TD align=middle>kg</TD></TR>
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<TD align=middle>c<SUB>2</SUB></TD>
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. {! y2 j, B) h1 [% e" d, q<TD align=middle>(1.438786±0.000045)*10<SUP>-2</SUP></TD>
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<TD align=middle>m.K</TD></TR>
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: b3 |9 `3 o1 P9 G% M# K$ l3 H<TD align=middle>c<SUB>1</SUB></TD>; c; p- ~+ L& a$ w N
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<TD align=middle>(5.67032±0.000020)*10<SUP>-16</SUP></TD>
8 [5 E: U. H3 n7 a( {# ]+ C6 m0 j- u
<TD align=middle>W.m<SUP>2</SUP></TD></TR>
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, T7 q6 c" }; A" Y" }" u! O6 G, s<TD align=middle>r<SUB>e</SUB></TD>
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<TD align=middle>(2.8179380±0.0000070)*10<SUP>-15</SUP></TD>* H% `$ @3 T! N3 J/ p% V
/ i! \$ S1 q- s2 C5 w$ Y" s/ C6 X<TD align=middle>m</TD></TR>
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+ f% ?, I- T# p; ^
<TD align=middle>m<SUB>e</SUB></TD>
: W7 E: S* u7 P# H7 p1 ^1 {; R( N2 S3 D" q* _! v2 ^" o U. D
<TD align=middle>9.109534*10<SUP>-31</SUP></TD>0 x* c' f k! r+ O" U! D
* h) I2 I) h6 y8 W
<TD align=middle>kg</TD></TR>2 x6 d6 j* W( P5 V3 ~
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+ W \! S$ P$ v& Y0 }" n& F% R+ s<TD align=middle>(9.648456±0.000027)*10<SUP>4</SUP></TD>
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" q+ d5 F( L3 I0 a<TD align=middle>C/mol</TD></TR>
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<TD align=middle>c<SUB>0</SUB></TD>2 g! R& t5 }$ Y! d8 i
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<TD align=middle>(2.99792458±0.000000012)*10<SUP>8</SUP></TD>7 d4 W8 l! n. p. G7 s
4 s- F2 k7 N' ^) h8 i7 z6 B" L<TD align=middle>m/s</TD></TR>3 P$ s6 T* l) l x; e
: m4 _7 P# _ Y<TR>
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" E5 t! E, s W9 O<TD align=middle>E<SUB>h</SUB></TD>
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<TD align=middle>4.35981*10<SUP>-18</SUP></TD>) q7 }7 m+ Q" E5 B* O4 U" G& X; M
L, y1 w; ]" X# b4 |<TD align=middle>J</TD></TR>
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<TD align=middle>e</TD>
8 [: [1 [! F; s* p& X/ p- h7 w! P( `5 j; ]* j6 v
<TD align=middle>4.803242*10<SUP>-10</SUP></TD>/ D, ^5 _* A8 s, ]. W- h
* r9 z- l- |5 t4 ]<TD align=middle>esu</TD></TR></TBODY></TABLE>9 ?* K3 o# k# k0 z% R/ }0 X
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<TBODY>" _7 Q& ?1 O- r" W3 g/ T( P& o3 |
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<TD align=middle>e</TD>
4 }: h8 k. }0 Y9 ]/ r* l6 c3 T8 h$ t
<TD align=middle>(1.6021892±0.0000046)*10<SUP>-19</SUP></TD>" ?: r% Y ?8 O3 A/ \; S5 c
6 [7 g4 X/ M7 z b: ^
<TD align=middle>C</TD></TR>, |1 D+ Z$ W9 @6 d
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<TD align=middle>ε<SUB>0</SUB></TD>" I3 s. x3 I7 N5 I
6 t, Y: K4 h7 [1 Y; C<TD align=middle>8.854187818*10<SUP>-12</SUP></TD>
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<TD align=middle>F/m</TD></TR>. l) Y, U% p* J0 }! i7 t, L
# B9 C2 x! t) E1 K( W4 b; K<TR>3 y4 d3 r4 A3 Z! k( n! U
% c, B6 r3 }" h ]<TD align=middle>α</TD>0 J/ W" o" j- ?6 ~3 p# r
0 Y) K i/ f- o' c2 v6 f<TD align=middle>0.0072973506±0.0000000060</TD>6 h( r- x* i5 d0 F
* V; S, y1 k1 ?0 ^
<TD align=middle>无量纲</TD></TR># w- L) }/ Q- ]' |
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<TD> </TD>
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<TD align=middle>-273.15</TD>" @0 Q0 Z7 t$ b' T7 W( K4 q
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<TD align=middle>℃</TD></TR>
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& H* e4 S4 ]3 ^, d# L C- U<TD> </TD>
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<TD align=middle>0.001293</TD>
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0 @" A+ [; l0 }/ K L- u$ y<TD align=middle>kg/l,t/m<SUP>3</SUP></TD></TR>* q$ K, i4 d& d; j! c. H$ Y
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<TD align=middle>R<SUB>∞</SUB></TD>: o( I, {& k/ R' U4 W/ l5 D
! w& N; m: g8 C. W0 y<TD align=middle>(1.097373177±0.000000083)*10<SUP>7</SUP></TD>
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<TD align=middle>m<SUP>-1</SUP></TD></TR>7 {5 E4 { }/ j. X# k; s- |. I
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<TD align=middle>μ<SUB>B</SUB></TD># e' q4 e! H$ {" [- F7 ]
s/ p6 u3 m- \$ T) o5 g9 s<TD align=middle>(9.274078±0.000036)*10<SUP>-24</SUP></TD>
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<TD align=middle>μ<SUB>N</SUB></TD>
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<TD align=middle>(5.050824±0.000020)*10<SUP>-27</SUP></TD>: L+ l1 \ i& T
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<TD align=middle>m<SUP>3</SUP>/mol</TD></TR>' n+ p* f3 P" h$ K6 o$ i1 ~4 Z4 A9 ~
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<TD align=middle>h</TD>
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<TD align=middle>(6.626176±0.000036)*10<SUP>-34</SUP></TD>
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