瓦特是如何发明蒸汽机的?

来源:学生作业帮助网 编辑:作业帮 时间:2024/10/03 21:28:43
xYkr"Gÿgύ { !y$ 4B~YUZ#FLLUYQ/Uv)<7T>Ra!7oʲo~)&'r= 2Wh9tw)`27XU¡Ty*OڈH,`QfJwAүnN>6A'Q4S5,7>jlE6F/VwS:#JUG7%!ɓST)Yh0/I26qX)=ZԿ.yۓn kOVBS䩸*y']f5mzA9c[b\K_x?Ar^m럘mtt7Tf2piuNG^ȳIzOU XJKʾ=%9d!RCMDKE ȧd@ wxN57[unXv: *s@ew.wQAsV>Rǔ2NQAvE:e!+O-0ޮәI]f'7pjBǶ*`j\dwW 5h-OT(40o#Nx: [6X&_FC( ؕ =j#TcJ"8 >;柂ҧ{J ٚ'S|γ|3GN2,t*_khy6l^5$)#xS|@uw@s%Y#Zzr @?~nFcG ֠ 3"-g+΁ z.KDvubrQXc~f){F1ͮqe 4 oxvz^Pԇ+C-|$4:q'3 9f]QM+E-3eL&B6Ʒ,q,;PuMh f#m1S-cs>D*b!ưPulYC9Ʋ>%ndԌH-Y:WsMMn*|\w'`?A܇=( Vޖy _S[01p gNʩ""VegPhaCOHװȈ`mrzVvXf)/ łn0D[` jGmԚRCRFi6jFlKWEGuԉ0 ތz!kj񽦑F>`8)j=߽/!:6eEU1_:)a2ȽDk"OɄQŭ|OώeRȨij);iᑓpx!4>zJ)r.uzu]7تz0S5qJۇ:ACqSa"VdCkvO!ah*8̑~F  jT'jN?ĻoX%'V}:qEa(V$>;Xkφ8=bb|Y,~d:6Pe2˔VYn lZu,sEYI 1QWO 6@X4FHx^!k&eM뜪W=J!V3mm)˲ؚ O+ݏ?{ҖuM\pb%2g}\لV1<nb?}ְsJ %{ykSF7}zGem[i:c2Չƅ:]6،tU_s9}3Y%"x{i˝lȮ4!͗ jNqoԿh1/#;D o+R5ڧ55G0ߠ>πAu Zb63R"32TA.g71mF%n‹vk@k/u ڇ~0ˀr C<6Tll& s:Źr_jQ]IpgYZOO7d޵1:9P;­xvz h&.t/s~G1aTwߛٻ{1ָwם }+Fp{>qB$nr64<.2d/C;(P:&wCrsMƱwaY@>.Qҟ;S7Na} L)khq㝛 _RK %@[t {^NV|B#Xs}[ͤPjG@Gȥý86oǁQ|W.D)lDFa =*}̾y&Tgzf.62T&')&s(+$\?CAۍ0V~բb2q ^ޗ:Q) svKtۣrMnQ`EqEľލ[͸qx=gG zUUu$LAxBX} Q?}gG. E4Nx^XYk@>\U_R*q)6LA,XEw|ǟ|DO}'٧"ƪM37N_r