TA的每日心情 | 衰 2019-11-19 15:32 |
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签到天数: 1 天 [LV.1]初来乍到
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x
nitao=2.175;+ X* i2 x' e2 s
nitae=2.18;
& t* ]* s- j+ D1 p ]: |derta33=30.3;
0 f& t. m# j! o" Wderta13=5.7;8 o* T$ W# `# h1 P$ k) p/ f; B6 u
L=0.1;%m/ p7 F. ~8 E+ z+ E) N, ]4 H3 |" X
lamda0=0.633*10^(-6);%m
# i% ^' S. }+ C3 J% ^Vm=100;%v, c6 S2 c _2 I8 w1 r& r& ]
e=43;
, j+ \5 W9 t1 UA=10^(-3);%m^2
+ H! V2 j1 P2 m7 N+ cdertaf=10^7;%Hz. ^6 ?! Y! d; w3 \, w' m
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# x7 S3 [, ~) y( p7 r' B$ AE=solve(2*pi*L/lamda0*((nitao-nitae)+Ez*(nitae^3*derta33-nitao^3*derta13)/2)==pi,Ez);, g5 o$ P `: d* M. x
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sprintf('半波电场强度:%e','E')
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0 u3 v( X5 {3 M5 @Vpi=E*L;
f' M6 t3 U, E$ a2 xdertaph=Vm*pi/Vpi;( x$ C1 T6 |7 \" O% u9 \+ B
dertaph# y9 i5 }+ S: h9 i6 ^
sprintf('相位延迟:%e','dertaph')
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P=e*A*Vpi^2*dertaph^2*dertaf/(pi*L);) k) E b5 s6 K" Q+ p; V
P) v8 @. h5 T0 Q
sprintf('驱动功率%e','P')
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8 v7 q# [% d- m. N结果:
3 l% [: H5 i, N# B2 zE =# U3 t1 N% F- |6 E3 ^# l
(9444732965739290427392*pi)/1196549586897533007794808436155 + 11258999068427/2874052110483450887 X, V0 v& q9 R+ h' s
ans =# K7 B% n9 c5 c0 f! E
半波电场强度:6.900000e+01# c4 r; o9 G, R/ w) |9 z
dertaph =0 n' N. k# G1 {) |+ y9 x: e
(100*pi)/((4722366482869645213696*pi)/5982747934487665038974042180775 + 11258999068427/2874052110483450880)2 q ?( c+ j+ P; C
ans =" L/ S) ^' Y+ `7 @
相位延迟:1.000000e+02相位延迟:1.010000e+02相位延迟:1.140000e+02相位延迟:1.160000e+02相位延迟:9.700000e+01相位延迟:1.120000e+02相位延迟:1.040000e+02
i- u( {0 }2 rP =
$ a; B: m& a' z* L7 v* L43000000000*pi% A( `6 Z) g6 @6 d6 |' t
ans =: d& [1 x; O& a0 w& r0 J
驱动功率8.000000e+01
! s* M5 B5 H Q4 J' K+ L8 I为什么变量值和sprintf的值不一样?
# |# S9 O( W' N! E# _0 O0 i! X0 t为什么相位延迟有这么多个?
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