锟斤拷锟斤拷同一皮锟斤拷锟斤拷锟斤拷锟劫讹拷锟斤拷锟�锟斤拷同一锟紸锟絇锟斤拷锟劫讹拷锟斤拷锟�锟斤拷v=ωr锟斤拷v锟斤拷锟斤拷锟劫度ｏ拷=ΔS/Δt=2πr/T=ωr=2πrf锟斤拷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f锟斤拷锟斤拷锟絣锟绞ｏ拷锟斤拷ω锟斤拷锟斤拷锟劫度ｏ拷=Δθ/Δt=2π/T=2πn锟斤拷θ锟斤拷示锟角讹拷/锟斤拷锟饺ｏ拷锟斤拷

锟斤拷锟斤拷1锟斤拷锟斤拷锟劫度ｏ拷

锟斤拷锟斤拷锟节勶拷锟劫圓锟斤拷锟絓(y锟斤拷n)锟斤拷锟斤拷锟斤拷锟斤拷锟劫度的达拷小锟斤拷锟斤拷锟絓(y锟斤拷n)锟斤拷锟絴(zh锟斤拷)锟絚(di锟斤拷n)通锟絕锟侥伙拷锟絃锟斤拷S锟斤拷锟斤拷通锟絕锟紷锟轿伙拷锟絃锟斤拷锟矫的時锟絞锟斤拷锟斤拷t锟斤拷锟斤拷值锟斤拷锟斤拷v=S/锟斤拷t锟斤拷也锟斤拷v=2πr/T锟斤拷锟节勶拷锟劫圓锟斤拷锟絓(y锟斤拷n)锟斤拷锟斤拷锟斤拷锟斤拷锟劫度的达拷小锟絤锟斤拷锟斤拷變锟斤拷锟斤拷锟斤拷锟侥凤拷锟斤拷r锟斤拷锟节革拷變锟斤拷锟斤拷锟酵斤拷锟劫度碉拷锟絇(gu锟斤拷n)系锟斤拷v=ω*r锟斤拷

锟斤拷锟斤拷v=ωr=2πrf=2πnr=2πr/T

锟斤拷锟斤拷锟斤拷(d锟斤拷ng)锟絓(y锟斤拷n)锟斤拷锟絴(zh锟斤拷)锟絚(di锟斤拷n)锟斤拷锟紸锟斤拷锟絓(y锟斤拷n)锟接碉拷同锟絩也锟斤拷锟斤拷一锟絅平锟接時锟斤拷锟斤拷锟斤拷锟斤拷車車輪锟较碉拷某一锟斤拷锟絚(di锟斤拷n)锟斤拷锟剿時該锟絴(zh锟斤拷)锟絚(di锟斤拷n)锟侥撅拷锟劫度烇拷锟斤拷锟紸锟斤拷锟絓(y锟斤拷n)锟接的撅拷锟劫讹拷(w*r)锟絚平锟斤拷锟絓(y锟斤拷n)锟接碉拷锟劫讹拷(v')锟斤拷矢锟斤拷之锟酵ｏ拷v=w*r+v'锟斤拷

锟斤拷锟斤拷2锟斤拷锟斤拷锟劫度ｏ拷

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锟斤拷锟斤拷锟斤拷锟劫圓锟斤拷锟絓(y锟斤拷n)锟斤拷锟叫的斤拷锟劫度ｏ拷锟斤拷锟节勶拷锟劫圓锟斤拷锟絓(y锟斤拷n)锟接ｏ拷锟斤拷锟劫讹拷ω锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絓(y锟斤拷n)锟斤拷锟斤拷锟絯锟絚锟紸锟斤拷聯(li锟斤拷n)锟斤拷锟斤拷锟紻(zhu锟斤拷n)锟絕锟侥斤拷位锟斤拷Δθ锟斤拷锟斤拷锟斤拷锟斤拷(y锟斤拷ng)锟侥時锟絞Δt之锟饺憋拷示ω=锟斤拷θ/锟斤拷t锟斤拷還锟斤拷锟斤拷通锟絕V锟斤拷锟斤拷锟劫度ｏ拷/R锟斤拷锟诫徑锟斤拷锟斤拷锟�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(di锟斤拷n)锟絉锟斤拷

锟斤拷锟斤拷锟斤拷锟绞的嗭拷位锟斤拷號锟斤拷

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)锟戒、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(di锟斤拷n)

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