锟斤拷锟斤拷锟斤拷锟絯锟絓(y锟斤拷n)锟斤拷(d锟斤拷ng)锟斤拷式锟斤拷規(gu锟斤拷)锟缴匡拷锟結(ji锟斤拷)

锟斤拷源锟斤拷锟斤拷锟斤拷锟絎(w锟斤拷ng) 2021-12-02 20:10:49

[锟斤拷(bi锟斤拷o)锟斤拷锟斤拷锟竭匡拷锟斤拷锟斤拷锟斤拷锟斤拷知锟絉(sh锟斤拷)锟絚(di锟斤拷n)]

锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絯锟斤拷式锟斤拷锟斤拷锟劫讹拷Vo=0锟斤拷末锟劫讹拷V=gt锟斤拷锟斤拷锟斤拷叨锟絟=1/2gt2锟斤拷锟斤拷锟斤拷锟斤拷锟絯锟斤拷指锟斤拷規(gu锟斤拷)锟斤拷锟絯只锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟劫度烇拷锟斤拷锟斤拷\(y锟斤拷n)锟斤拷(d锟斤拷ng)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絯锟絓(y锟斤拷n)锟斤拷(d锟斤拷ng)锟斤拷

锟斤拷锟斤拷1锟斤拷锟斤拷锟斤拷锟絯锟絓(y锟斤拷n)锟斤拷(d锟斤拷ng)規(gu锟斤拷)锟缴匡拷锟結(ji锟斤拷)

锟斤拷锟斤拷锟斤拷锟絶锟絟锟戒，锟絆锟斤拷锟絟锟斤拷锟斤拷雪锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷鹊榷锟斤拷锟斤拷傻锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟侥★拷锟斤拷锟�锟斤拷锟斤拷锟斤拷锟斤拷锟絯锟斤拷锟叫撅拷锟斤拷(du锟斤拷)锟揭傦拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷娑硷拷锟斤拷锟斤拷锟揭拷锟斤拷x锟斤拷锟斤拷锟斤拷锟斤拷锟揭傦拷锟斤拷锟斤拷通锟絕锟斤拷石锟統(c锟斤拷)锟斤拷锟侥撅拷锟节碉拷水锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷T锟絰锟絖锟斤拷锟斤拷锟斤拷號(h锟斤拷o)锟絩(sh锟斤拷)使锟矫斤拷锟斤拷憬碉拷锟斤拷锟斤拷锟劫讹拷锟斤拷锟紷些锟斤拷使锟斤拷锟斤拷锟絚锟斤拷锟斤拷锟斤拷锟絇(gu锟斤拷n)锟斤拷知锟絉(sh锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷锟絯锟絓(y锟斤拷n)锟斤拷(d锟斤拷ng)锟斤拷锟絴(zh锟斤拷)锟斤拷锟斤拷一锟絅锟斤拷锟斤拷膭锟斤拷锟街憋拷锟斤拷\(y锟斤拷n)锟斤拷(d锟斤拷ng)锟斤拷伽锟斤拷锟斤拷通锟絕锟叫撅拷锟斤拷锟絯锟斤拷锟絓(y锟斤拷n)锟斤拷(d锟斤拷ng)锟斤拷锟絖锟剿現(xi锟斤拷n)锟斤拷锟斤拷锟斤拷W(xu锟斤拷)锟侥达拷锟絋锟斤拷锟絊锟斤拷锟斤拷锟斤拷锟斤拷锟缴诧拷锟斤拷直锟接從憋拷锟斤拷F(xi锟斤拷n)锟斤拷锟叫得碉拷锟斤拷锟斤拷锟斤拷锟酵拷^锟斤拷锟斤拷(f锟斤拷)锟斤拷(sh锟斤拷)锟�(y锟斤拷n)锟斤拷锟杰得碉拷锟斤拷

锟斤拷锟斤拷2锟斤拷锟斤拷锟斤拷锟絯锟斤拷锟缴癸拷式锟狡岋拷(d锟斤拷o)

锟斤拷锟斤拷锟絇(gu锟斤拷n)锟斤拷锟斤拷锟斤拷锟斤拷锟劫度的癸拷式锟斤拷锟斤拷锟斤拷锟斤拷牛锟紻锟斤拷锟絝(w锟斤拷n)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟狡岋拷(d锟斤拷o)锟斤拷锟斤拷锟斤拷

锟斤拷锟斤拷锟斤拷锟斤拷锟较空碉拷锟斤拷锟絯锟斤拷锟皆碉拷锟侥烇拷锟斤拷锟斤拷锟斤拷锟絓(y锟斤拷n)锟斤拷(d锟斤拷ng)锟侥咃拷锟斤拷锟絚(di锟斤拷n)锟絩(sh锟斤拷)锟斤拷锟斤拷锟角囷拷锟紷锟斤拷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(d锟斤拷ng)锟斤拷锟斤拷锟絯锟斤拷锟絚锟斤拷锟斤拷锟紹锟斤拷锟侥凤拷锟斤拷锟斤拷锟杰碉拷锟侥猴拷锟斤拷锟斤拷锟斤拷一锟斤拷(g锟斤拷)指锟斤拷锟斤拷锟斤拷锟斤拷牡锟斤拷锟斤拷锟斤拷锟�锟斤拷锟紷锟斤拷(g锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絯锟絚锟斤拷锟斤拷之锟絞锟斤拷锟絝(w锟斤拷n)锟斤拷锟斤拷锟斤拷锟结供锟斤拷锟斤拷F锟斤拷=F锟絝(w锟斤拷n)锟斤拷锟斤拷锟斤拷(j锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷循锟斤拷牛锟紻锟节讹拷锟斤拷锟缴癸拷式锟斤拷F=mg锟斤拷锟絝(w锟斤拷n)锟斤拷锟斤拷锟斤拷锟斤拷锟缴癸拷式锟斤拷锟缴得ｏ拷(锟斤拷(d锟斤拷ng)R锟絟(yu锟斤拷n)锟斤拷锟斤拷h锟絩(sh锟斤拷))

锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟绞斤拷锟斤拷校锟組锟角碉拷锟斤拷锟絴(zh锟斤拷)锟斤拷锟斤拷m锟斤拷锟斤拷锟絯锟斤拷锟絴(zh锟斤拷)锟斤拷锟斤拷R锟角碉拷锟斤拷霃�锟斤拷h锟斤拷锟斤拷锟絯锟斤拷锟絰锟斤拷锟斤拷母叨龋锟絞锟斤拷锟斤拷锟絯锟斤拷锟紷锟斤拷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(d锟斤拷ng)锟絘(ch锟斤拷n)锟斤拷锟斤拷锟斤拷锟侥硷拷锟劫讹拷锟斤拷也锟斤拷锟斤拷锟絯锟节达拷處锟斤拷锟斤拷锟斤拷锟斤拷锟劫讹拷锟斤拷G锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷

锟斤拷锟斤拷锟劫侊拷锟斤拷一锟铰碉拷锟斤拷锟较空碉拷锟斤拷锟絯锟斤拷锟斤拷锟斤拷锟斤拷锟絯锟絓(y锟斤拷n)锟斤拷(d锟斤拷ng)锟斤拷锟斤拷r锟斤拷锟紷锟絅锟斤拷r锟斤拷锟斤拷?q锟斤拷)锟斤拷锟斤拷w锟斤拷锟絝(w锟斤拷n)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絯锟斤拷該位锟矫環(hu锟斤拷n)锟紷锟斤拷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(d锟斤拷ng)锟斤拷锟斤拷要锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷w锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絯锟絓(y锟斤拷n)锟斤拷(d锟斤拷ng)锟斤拷锟斤拷锟絯锟斤拷锟斤拷锟斤拷锟斤拷锟杰碉拷锟侥猴拷锟斤拷锟斤拷锟斤拷然锟介：F锟斤拷=F

锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟狡岋拷(d锟斤拷o)锟斤拷锟斤拷锟斤拷锟斤拷锟絯锟斤拷锟斤拷锟斤拷锟劫度的癸拷式锟叫匡拷锟皆匡拷锟斤拷锟斤拷锟节碉拷锟斤拷锟较匡拷同一锟竭度的兩傦拷(g锟斤拷)锟斤拷锟絯锟斤拷锟斤拷锟斤拷锟斤拷锟絯锟斤拷锟絴(zh锟斤拷)锟斤拷锟斤拷锟斤拷小锟斤拷锟結(ji锟斤拷)锟斤拷(g锟斤拷u)锟斤拷锟杰讹拷锟斤拷锟�锟斤拷锟斤拷锟斤拷锟紷锟矫碉拷锟斤拷锟斤拷锟斤拷锟劫度讹拷锟斤拷锟斤拷全锟斤拷同锟斤拷锟斤拷

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(sh锟斤拷)锟絚(di锟斤拷n)锟絉锟斤拷

锟斤拷锟斤拷锟斤拷锟劫度癸拷式

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�(b锟斤拷o)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(sh锟斤拷)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(h锟斤拷o)