我发明了永动机我想,在一个方形箱子侧壁上开一圆洞,做一个直径比它略小的木球,再穿上一根轴,把球堵在洞口,轴成水平方向固定在箱子壁上,箱中加水,木球在水中的那一半有浮力的作用,就
来源:学生作业帮助网 编辑:作业帮 时间:2024/09/04 21:41:44
![我发明了永动机我想,在一个方形箱子侧壁上开一圆洞,做一个直径比它略小的木球,再穿上一根轴,把球堵在洞口,轴成水平方向固定在箱子壁上,箱中加水,木球在水中的那一半有浮力的作用,就](/uploads/image/z/6444408-48-8.jpg?t=%E6%88%91%E5%8F%91%E6%98%8E%E4%BA%86%E6%B0%B8%E5%8A%A8%E6%9C%BA%E6%88%91%E6%83%B3%2C%E5%9C%A8%E4%B8%80%E4%B8%AA%E6%96%B9%E5%BD%A2%E7%AE%B1%E5%AD%90%E4%BE%A7%E5%A3%81%E4%B8%8A%E5%BC%80%E4%B8%80%E5%9C%86%E6%B4%9E%2C%E5%81%9A%E4%B8%80%E4%B8%AA%E7%9B%B4%E5%BE%84%E6%AF%94%E5%AE%83%E7%95%A5%E5%B0%8F%E7%9A%84%E6%9C%A8%E7%90%83%2C%E5%86%8D%E7%A9%BF%E4%B8%8A%E4%B8%80%E6%A0%B9%E8%BD%B4%2C%E6%8A%8A%E7%90%83%E5%A0%B5%E5%9C%A8%E6%B4%9E%E5%8F%A3%2C%E8%BD%B4%E6%88%90%E6%B0%B4%E5%B9%B3%E6%96%B9%E5%90%91%E5%9B%BA%E5%AE%9A%E5%9C%A8%E7%AE%B1%E5%AD%90%E5%A3%81%E4%B8%8A%2C%E7%AE%B1%E4%B8%AD%E5%8A%A0%E6%B0%B4%2C%E6%9C%A8%E7%90%83%E5%9C%A8%E6%B0%B4%E4%B8%AD%E7%9A%84%E9%82%A3%E4%B8%80%E5%8D%8A%E6%9C%89%E6%B5%AE%E5%8A%9B%E7%9A%84%E4%BD%9C%E7%94%A8%2C%E5%B0%B1)
xWN"~\Nڞ¹/'g9tLǓIG@QDTڻ~gIY{o}kxR;"#m3.ɂAkiP;as-s]?wڃ؝a*,
q>D$K0bhd,ԜlLs5V,g]d2qv`Gd.4K=+mmql
#ݹ3,2hcg^:) yg1~٫i|xemm4k`oܻyr T4B@ٻ弸ϏRasЍGa2K4wx$b53m؝[,dzAXtt*{ކlcRbwq?}(?_ 6tgT'`L@@kx ]N1R Oku
jw50p`1|"5 Ï,Lt9?qd<M+~2-ۄ_/xƼDiQv'VwU$B9F~r#Dq~r^d*d>$H-JJm+lwuͭW+`'b}(Gc5t5NZXs:&^#cx|x]{bp 1't3S*4 Q"`?5Tf7~.^2{Щ6=!paI##ms%Wmꅈ_<>μuecu$/EnU4Kvd]ejTg
brKɹޢSPz:2wS1{Tz
;1l~8>t @WW1H "Ql(Vzh\#l9L{EEcΓ.Z0d+O;}d.WB_@$ E$rPuBVdʞ|b`C*GW{z÷,[#sim[k3sHޖ=M` -T
qTq{Hx e
C/]M!r_DW߾|{7QrU[t§^/fGS[s; h`jٞsup]MWw0}