锟斤拷锟斤拷锟斤拷锟劫圓锟斤拷锟絓锟斤拷锟斤拷一锟絅锟斤拷變锟斤拷锟斤拷锟斤拷锟絓锟斤拷锟斤拷锟斤拷锟劫圓锟斤拷锟絓锟接ｏ拷指锟斤拷锟斤拷锟劫度达拷小锟斤拷變锟侥圓锟斤拷锟絓锟斤拷(锟斤拷位锟絊锟絩锟絊锟斤拷锟节革拷變)锟斤拷锟紷锟絩锟侥硷拷锟劫讹拷锟斤拷锟斤拷锟侥硷拷锟劫讹拷锟斤拷锟斤拷锟侥硷拷锟劫讹拷一直指锟斤拷A锟斤拷(锟斤拷朔锟轿伙拷锟斤拷锟斤拷诟锟阶�)锟斤拷锟斤拷锟斤拷锟劫讹拷锟斤拷锟斤拷矢锟斤拷锟斤拷锟斤拷位锟斤拷锟斤拷锟节革拷變锟角撅拷锟斤拷變锟斤拷锟斤拷锟絓锟接★拷

锟斤拷锟斤拷1锟斤拷锟劫圓锟斤拷锟絓锟接的條锟斤拷

锟斤拷锟斤拷1锟斤拷锟叫筹拷锟劫讹拷(锟斤拷锟劫度诧拷锟斤拷锟斤拷)锟斤拷

锟斤拷锟斤拷2锟斤拷锟斤拷锟斤拷锟杰碉拷锟斤拷小锟姐定锟斤拷锟斤拷锟斤拷直锟斤拷锟劫度凤拷锟斤拷锟斤拷锟絚锟劫度凤拷锟斤拷锟斤拷同一锟斤拷(c锟斤拷)锟侥猴拷锟斤拷锟斤拷

锟斤拷锟斤拷锟斤拷锟絯锟斤拷锟斤拷锟劫圓锟斤拷锟絓锟接時锟斤拷锟劫度的达拷小锟絤然锟斤拷變锟斤拷锟斤拷锟劫度的凤拷锟斤拷r锟教革拷變锟斤拷锟斤拷锟皆勶拷锟劫圓锟斤拷锟絓锟斤拷锟斤拷變锟斤拷锟絓锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟劫圓锟斤拷锟絓锟接時锟斤拷锟斤拷锟斤拷锟斤拷锟侥硷拷锟劫度的达拷小锟斤拷變锟斤拷锟斤拷锟斤拷锟斤拷r锟教革拷變锟斤拷锟绞勶拷锟劫圓锟斤拷锟絓锟斤拷锟斤拷變锟斤拷锟斤拷锟絓锟斤拷锟斤拷

锟斤拷锟斤拷“锟斤拷锟劫圓锟斤拷锟絓锟斤拷”一锟絶锟叫碉拷“锟斤拷锟斤拷”锟紿锟斤拷锟斤拷锟绞诧拷變锟斤拷锟斤拷思锟斤拷锟斤拷锟斤拷锟劫圓锟斤拷锟絓锟接碉拷锟斤拷锟絯锟斤拷然锟斤拷锟叫硷拷锟劫讹拷锟斤拷锟斤拷锟揭硷拷锟劫度诧拷锟斤拷锟阶�锟斤拷锟斤拷锟斤拷锟斤拷锟侥硷拷锟劫度凤拷锟斤拷锟节诧拷锟斤拷锟阶�锟斤拷锟斤拷锟絓锟斤拷軌锟紼锟角圓锟斤拷锟斤拷锟皆勶拷锟劫圓锟斤拷锟絓锟斤拷锟斤拷變锟斤拷锟斤拷锟斤拷锟斤拷锟絓锟斤拷锟斤拷锟斤拷锟劫圓锟斤拷锟絓锟接凤拷锟斤拷(锟斤拷锟斤拷)锟斤拷锟劫度凤拷锟斤拷始锟終指锟斤拷A锟斤拷锟斤拷锟斤拷锟斤拷锟劫圓锟斤拷锟絓锟接碉拷锟斤拷锟絯锟斤拷锟杰分斤拷锟揭伙拷锟街革拷锟紸锟侥的硷拷锟劫讹拷锟斤拷锟揭傦拷锟斤拷锟斤拷锟斤拷r锟斤拷指锟斤拷A锟侥的硷拷锟劫度稱锟斤拷锟斤拷锟侥硷拷锟劫讹拷锟斤拷

锟斤拷锟斤拷2锟斤拷锟劫圓锟斤拷锟絓锟接碉拷锟斤拷锟节癸拷式锟斤拷什么

锟斤拷锟斤拷T(锟斤拷锟斤拷)=2πR/v=2π/ω=1/n锟斤拷锟斤拷(d锟斤拷ng)锟斤拷锟斤拷锟截圓锟絓锟接時锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷魏锟斤拷锟饺時锟絞锟斤拷(n锟斤拷i)通锟絕锟侥伙拷锟斤拷锟絃锟斤拷锟斤拷锟�锟斤拷锟紷锟絅锟絓锟接稱锟斤拷“锟斤拷锟劫圓锟斤拷锟絓锟斤拷”锟斤拷锟斤拷锟絯锟皆勶拷锟劫圓锟斤拷锟絓锟斤拷锟斤拷锟矫的時锟絞锟絈锟斤拷锟斤拷锟斤拷锟斤拷

锟斤拷锟斤拷锟斤拷锟劫圓锟斤拷锟絓锟接碉拷锟斤拷锟絇(gu锟斤拷n)锟斤拷式锟斤拷锟斤拷锟斤拷

锟斤拷锟斤拷1锟斤拷v(锟斤拷锟劫讹拷)=ΔS/Δt=2πr/T=ωr=2πrn (S锟斤拷锟斤拷锟斤拷锟絃锟斤拷t锟斤拷锟斤拷r锟絞锟斤拷r锟斤拷锟斤拷锟诫徑锟斤拷n锟斤拷锟斤拷锟紻(zhu锟斤拷n)锟斤拷)锟斤拷

锟斤拷锟斤拷2锟斤拷ω(锟斤拷锟劫讹拷)=Δθ/Δt=2π/T=2πn(θ锟斤拷示锟角度伙拷锟竭伙拷锟斤拷)锟斤拷

锟斤拷锟斤拷3锟斤拷T(锟斤拷锟斤拷)=2πr/v=2π/ω=1/n锟斤拷

锟斤拷锟斤拷4锟斤拷n(锟紻(zhu锟斤拷n)锟斤拷)=1/T=v/2πr=ω/2π锟斤拷

锟斤拷锟斤拷5锟斤拷Fn(锟斤拷锟斤拷锟斤拷)=mrω^2=mv^2/r=mr4π^2/T^2=mr4π^2n^2锟斤拷

锟斤拷锟斤拷6锟斤拷an(锟斤拷锟侥硷拷锟劫讹拷)=rω^2=v^2/r=r4π^2/T^2=r4π^2n^2锟斤拷

锟斤拷锟斤拷7锟斤拷vmin=√gr(锟絕锟斤拷锟斤拷c锟絩锟侥條锟斤拷)锟斤拷

锟斤拷锟斤拷锟斤拷锟絇(gu锟斤拷n)锟斤拷锟絔锟斤拷

锟斤拷锟斤拷锟竭匡拷锟斤拷锟斤拷知锟絉锟絚锟絉锟斤拷

锟斤拷锟斤拷锟絖锟斤拷锟侥凤拷锟斤拷锟斤拷锟斤拷锟絯锟斤拷锟斤拷锟侥凤拷锟斤拷锟�

锟斤拷锟铰高匡拷锟結訊锟斤拷锟竭匡拷锟斤拷锟斤拷锟斤拷锟斤拷前锟斤拷(zh锟斤拷n)锟斤拷锟斤拷志愿锟斤拷锟�锟斤拷锟饺★拷锟�?j锟斤拷n)?sh锟斤拷)锟斤拷锟斤拷

锟竭匡拷锟絩锟絞锟斤拷锟斤拷全锟斤拷锟斤拷要锟斤拷(ji锟斤拷)锟絚

锟組锟斤拷"锟竭匡拷锟絎(w锟斤拷ng)"微锟脚癸拷锟斤拷號