说的简单通俗点,交流电和直流电都存在赫兹么?
来源:学生作业帮助网 编辑:作业帮 时间:2024/10/06 21:19:32
xYkOW+#U`K┤(ªҦUR5Fi(MU>TvWllpK93)aнYm#3=9C#3iDr
d֢(h\5%5^PMEw)_!'S2"JrWΜ5=VӀJc.K e^Ƭ1GLjAdaF@1{9{TZs[߷^IB$ˬڑvЛɟODvMC#ܘ ¶د3bȔ ~PM)iyk`)24+jr7A}scd.!Yvzy9k+UPqXEk%@o-oЪ-cwJmzMEfF^cgjU!7OE2^nQA/^;a+2:Y|~0x鍆HRڂӓ̮S_50%-ڇ6r*.!]OeEdVBC_v+c5vL__yP]kbW̋PJ\56LHƄ#srVyʌaD.W\)5f{?"+JzdgzI5lhs3?*ӧ%%
#+W8""4_7'nߣc7ߜˇ+>;vSOMv^կc|J&>%xky*-"Dڱ=2ƇcGkz/ӂ|Y\$_Hإ?dtmgrsn~C\'(ɴsTkē,\:ĪI[ަGq/|zSBKzk]EgI|V$(S)UhnWr`Q7rf܉ =kSH'r5'R{a|w,su$c{YI,Uq`=yl."uDf5KO2HԐ9V¸@0KO@w_FoORU
Ȯ85Ԡe
ַ%9u`EÔWIZx\-܌}ü
-"3z={}Lqf>ø|W#ms;0qpVD)vDoDS:SX>nO|8*`z{"2[K0(sּY*~`3$qD*.wTqt|QKEYL,8@>G :dO;.bFZE&U>EPR4ˀ^%Wъw)h4sc'QqG44}~&"'G9{A^FYcEljA˔q3Ŋ6X)أ,(RK"SN$U*kPԶ|̽_}3v8J~SKgXQVYu#PX/oiGS荑H;d(Z\S`.s{ R։:xK:QͧvlR5fgU]`n'dy~eXʊHѲa4I0(`E57s> !Ef28
f0md̒6\\3-$9
NPyhy @3)M4*#,6cE-*=SNL")6,wN Htr2.GhEFܛ̄TTV.<92Y`V2Dx\OPPW@>Xc
lپn|a;@LD;;LGvzP(7}犯;P?ׯ"C}N(LxQrcYW*3{{)7М1WA_t}@X WMYA:53(@ & #, _PȬnm5ql519drCFLr!iznRfgKըic߈*z>T
J#uϸ#u5NoBQ.(*]cisp.l2: ho7]HVUs)\*Tx?~Lg0%w o-Su8#(nlm6ֱW`T-Ng8>8f܃LoxT5nƈt}
O>`dN q%
72[39J\{d`{;gņ/;fq-Z~b+o/vvllINi_?qh?jú:nIܽRۮBzPRqg0fِ:uͳ<68@ cO f88
vՍ,^ dz17:'_M(V)Ѣg{j:5
QBu' TUw+eeaKؼ
1,Ql7V!"'ZvWc:TՉ08~E@aX?P-!kݞnti¹o;My1=D]DGׄt<:>w9d͊Mxl
Zbv)>rqK_C>{Lb~Y"uҎSbEvKApH쫎=:[ۦuxi,pNX6;s d89