锟斤拷锟斤拷1.锟斤拷锟斤拷锟絓锟斤拷

锟斤拷锟斤拷(1)锟斤拷锟絯锟斤拷锟斤拷锟斤拷锟絓锟接的條锟斤拷锟斤拷锟絓锟斤拷锟絴(zh锟斤拷)锟絚锟斤拷锟杰的猴拷锟斤拷锟斤拷(锟斤拷锟斤拷俣锟�)锟侥凤拷锟斤拷锟斤拷锟斤拷锟斤拷俣确锟斤拷锟斤拷锟酵�一直锟斤拷(2)锟斤拷锟斤拷锟絓锟接碉拷锟斤拷锟絚锟斤拷锟絴(zh锟斤拷)锟絚锟斤拷某一锟絚锟斤拷锟劫度凤拷锟津，撅拷锟斤拷通锟絕該锟絚锟斤拷锟斤拷锟斤拷锟斤拷锟叫撅拷锟斤拷锟斤拷锟斤拷锟絴(zh锟斤拷)锟絚锟斤拷锟劫度凤拷锟斤拷r锟斤拷锟节革拷變锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絓锟斤拷一锟斤拷锟斤拷變锟斤拷锟絓锟斤拷锟斤拷

锟斤拷锟斤拷(3)锟斤拷锟斤拷锟絓锟接碉拷軌锟紼锟斤拷锟斤拷锟斤拷锟斤拷锟絓锟接碉拷锟斤拷锟絯锟斤拷锟斤拷軌锟紼锟斤拷锟斤拷锟斤拷锟斤拷锟街敢伙拷锟斤拷锟斤拷锟�锟斤拷锟斤拷锟斤拷知锟斤拷锟絯锟斤拷锟絓锟斤拷軌锟紼锟斤拷锟斤拷锟叫旓拷锟斤拷锟斤拷w锟斤拷锟杰猴拷锟斤拷锟斤拷锟侥达拷锟铰凤拷锟斤拷锟斤拷锟斤拷平锟斤拷锟絓锟接碉拷軌锟紼锟斤拷锟铰忥拷锟斤拷锟斤拷锟紸锟斤拷锟絓锟接碉拷軌锟紼锟斤拷锟斤拷A锟侥忥拷锟斤拷锟斤拷锟斤拷

锟斤拷锟斤拷2.锟絓锟接的合筹拷锟絚锟街斤拷

锟斤拷锟斤拷(1)锟斤拷锟絓锟斤拷锟絚锟斤拷锟絓锟接碉拷锟絇系锟斤拷锟劫等時锟斤拷;锟节�锟斤拷锟斤拷锟�;锟桔碉拷效锟皆★拷

锟斤拷锟斤拷(2)锟絓锟接的合筹拷锟絚锟街斤拷姆锟斤拷t锟斤拷平锟斤拷锟斤拷邊锟轿讹拷锟絫锟斤拷

锟斤拷锟斤拷(3)锟街斤拷原锟絫锟斤拷锟斤拷锟斤拷(j锟斤拷)锟絓锟接的岋拷锟紿效锟斤拷锟街斤拷锟斤拷锟斤拷锟絯锟侥岋拷锟紿锟絓锟接烇拷锟斤拷\锟斤拷锟斤拷

锟斤拷锟斤拷锟斤拷锟斤拷3.平锟斤拷锟絓锟斤拷

锟斤拷锟斤拷(1)锟斤拷锟絚锟斤拷锟劫撅拷锟斤拷水平锟斤拷锟斤拷某锟斤拷俣锟�;锟斤拷只锟斤拷锟斤拷锟斤拷锟斤拷锟矫ｏ拷锟角硷拷锟劫度烇拷锟斤拷锟斤拷锟斤拷锟劫讹拷g锟侥勶拷變锟斤拷锟斤拷锟斤拷锟絓锟斤拷锟斤拷

锟斤拷锟斤拷(2)锟絓锟斤拷規(gu锟斤拷)锟缴ｏ拷平锟斤拷锟絓锟接匡拷锟皆分斤拷锟剿�平锟斤拷锟斤拷膭锟斤拷锟街憋拷锟斤拷\锟接猴拷锟絈直锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷w锟絓锟斤拷锟斤拷

锟斤拷锟斤拷锟劫斤拷锟斤拷直锟斤拷锟斤拷锟斤拷系(一锟斤拷锟皆掞拷锟斤拷锟絚锟斤拷锟斤拷锟斤拷原锟絚O锟斤拷锟皆筹拷锟劫讹拷vo锟斤拷锟斤拷锟絰锟絊锟斤拷锟斤拷锟斤拷锟斤拷锟絈直锟斤拷锟铰烇拷y锟絊锟斤拷锟斤拷锟斤拷);

锟斤拷锟�锟斤拷锟斤拷蓛蓚锟斤拷锟斤拷\锟斤拷規(gu锟斤拷)锟缴侊拷處锟斤拷锟斤拷

锟斤拷锟斤拷4.锟紸锟斤拷锟絓锟斤拷

锟斤拷锟斤拷(1)锟斤拷锟斤拷锟紸锟斤拷锟絓锟接碉拷锟斤拷锟斤拷锟斤拷

锟斤拷锟�锟斤拷倬锟斤拷俣龋锟斤拷锟斤拷锟斤拷|(zh锟斤拷)锟絚锟斤拷锟紸锟斤拷锟絓锟接的匡拷锟斤拷锟斤拷锟斤拷小v=s/t(s锟斤拷t锟絩锟絞锟斤拷(n锟斤拷i)通锟絕锟斤拷锟絃)锟斤拷锟斤拷锟斤拷锟斤拷|(zh锟斤拷)锟絚锟节圓锟斤拷某锟絚锟侥撅拷锟劫度凤拷锟斤拷锟截圓锟斤拷該锟絚锟斤拷锟叫撅拷锟斤拷锟斤拷

锟斤拷锟斤拷锟节斤拷锟劫度ｏ拷锟斤拷锟斤拷锟絴(zh锟斤拷)锟絚锟紷锟紸锟斤拷锟紻锟接的匡拷锟斤拷锟斤拷锟斤拷小ω=φ/t(锟斤拷位rad/s)锟斤拷φ锟斤拷锟紹锟斤拷锟絴(zh锟斤拷)锟絚锟酵圓锟侥的半徑锟斤拷t锟絩锟絞锟斤拷(n锟斤拷i)锟紻锟絕锟侥角讹拷锟斤拷锟戒方锟斤拷锟斤拷锟叫學锟紸锟轿诧拷锟叫撅拷锟斤拷

锟斤拷锟�锟斤拷锟斤拷锟斤拷锟絋锟斤拷锟絣锟斤拷f---------

锟斤拷锟斤拷锟斤拷锟紸锟斤拷锟絓锟接碉拷锟斤拷锟絯锟絓锟斤拷一锟斤拷锟斤拷锟矫的時锟絞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紸锟斤拷锟絓锟接碉拷锟斤拷锟絯锟斤拷位锟絩锟絞锟斤拷(n锟斤拷i)锟截圓锟斤拷锟紷锟紸锟斤拷锟紻锟絕锟斤拷圈锟斤拷(sh锟斤拷)锟斤拷锟斤拷锟絣锟斤拷锟斤拷

锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷指锟斤拷A锟斤拷锟斤拷锟絘(ch锟斤拷n)锟斤拷锟斤拷锟侥硷拷锟劫讹拷锟斤拷锟斤拷锟斤拷锟斤拷只锟斤拷變锟斤拷锟劫度的凤拷锟津，诧拷锟斤拷變锟劫度的达拷小锟斤拷锟斤拷小

锟斤拷锟斤拷[注锟斤拷]锟斤拷锟斤拷锟斤拷锟角革拷锟斤拷(j锟斤拷)锟斤拷锟斤拷效锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟节凤拷锟斤拷锟斤拷锟紸锟斤拷锟絓锟接碉拷锟絴(zh锟斤拷)锟絚锟斤拷锟斤拷锟斤拷r锟絩锟斤拷千锟絝锟斤拷锟斤拷锟斤拷锟斤拷锟絯锟斤拷锟斤拷之锟斤拷锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷

锟斤拷锟斤拷(2)锟斤拷锟劫圓锟斤拷锟絓锟接ｏ拷锟斤拷锟劫度的达拷小锟姐定锟斤拷锟斤拷锟劫讹拷锟斤拷锟斤拷锟节猴拷锟絣锟绞讹拷锟角恒定锟斤拷變锟侥ｏ拷锟斤拷锟侥硷拷锟劫度猴拷锟斤拷锟斤拷锟斤拷锟侥达拷小也锟斤拷锟角恒定锟斤拷變锟斤拷锟斤拷锟斤拷锟劫度达拷小锟斤拷變锟斤拷锟劫度凤拷锟斤拷r锟斤拷锟斤拷變锟斤拷變锟斤拷锟斤拷锟斤拷锟絓锟斤拷锟斤拷

锟斤拷锟斤拷(3)變锟劫圓锟斤拷锟絓锟接ｏ拷锟劫度达拷小锟斤拷锟津都發(f锟斤拷)锟斤拷變锟斤拷锟斤拷锟斤拷锟紿锟斤拷锟斤拷锟斤拷锟斤拷锟侥硷拷锟劫讹拷(锟斤拷變锟劫度的凤拷锟斤拷)锟斤拷锟斤拷锟斤拷還锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷俣锟�(锟斤拷锟斤拷锟斤拷锟斤拷軌锟斤拷锟斤拷锟叫撅拷锟斤拷锟斤拷锟斤拷锟矫侊拷锟斤拷變锟劫度的达拷小)锟斤拷一锟斤拷锟斤拷锟�锟斤拷锟较硷拷锟劫度凤拷锟斤拷指锟斤拷A锟侥ｏ拷锟斤拷锟斤拷锟斤拷一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斤拷锟斤拷指锟斤拷A锟侥凤拷锟斤拷姆锟斤拷锟斤拷洚旓拷锟斤拷锟斤拷锟斤拷锟斤拷a(ch锟斤拷n)锟斤拷锟斤拷锟侥硷拷锟劫讹拷;锟斤拷锟斤拷锟斤拷锟斤拷锟叫撅拷锟斤拷锟斤拷姆锟斤拷锟斤拷a(ch锟斤拷n)锟斤拷锟斤拷锟斤拷锟斤拷俣锟�锟斤拷

锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟较圖锟介景锟斤拷锟斤拷小锟斤拷恰锟斤拷锟絕锟斤拷锟斤拷c锟侥條锟斤拷锟斤拷v≥v锟絉锟斤拷v锟絉锟斤拷锟斤拷锟斤拷锟结供锟斤拷锟斤拷锟斤拷锟斤拷v锟絉

锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟铰圖锟介景锟斤拷锟斤拷小锟斤拷恰锟斤拷锟絕锟斤拷锟斤拷c锟侥條锟斤拷锟斤拷v≥0锟斤拷

锟斤拷锟斤拷锟斤拷5.锟絝锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷

锟斤拷锟斤拷(1)锟絝锟斤拷锟斤拷锟斤拷锟斤拷锟缴ｏ拷锟斤拷锟斤拷锟絞锟斤拷一锟斤拷锟斤拷锟絯锟斤拷锟角伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟缴傦拷锟斤拷锟絯锟絞锟斤拷锟斤拷锟斤拷锟侥达拷小锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絴(zh锟斤拷)锟斤拷锟侥乘積锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟侥撅拷锟絰锟斤拷平锟斤拷锟缴凤拷锟斤拷锟斤拷

锟斤拷锟斤拷锟斤拷式锟斤拷

锟斤拷锟斤拷(2)锟斤拷锟斤應锟斤拷锟絝锟斤拷锟斤拷锟斤拷锟斤拷锟缴凤拷锟斤拷锟斤拷锟絯锟斤拷锟絓锟斤拷

锟斤拷锟�锟斤拷倩锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷w锟斤拷锟絓锟接匡拷锟斤拷锟角勶拷锟劫圓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斤拷锟斤拷锟絝锟斤拷锟斤拷锟斤拷锟结供锟斤拷锟斤拷F锟斤拷=F锟斤拷茫锟�

锟斤拷锟斤拷锟斤拷锟矫時锟缴革拷锟斤拷(j锟斤拷)锟斤拷锟紿锟斤拷r锟絰锟斤拷锟絤锟斤拷?sh锟斤拷)墓锟绞斤拷M锟叫凤拷锟斤拷锟斤拷計锟姐。锟斤拷锟斤拷锟絯锟絴(zh锟斤拷)锟斤拷M锟斤拷锟杰讹拷ρ锟侥癸拷锟姐：

锟斤拷锟斤拷(3)锟斤拷锟絅锟斤拷锟斤拷锟劫讹拷

锟斤拷锟�锟斤拷俚锟揭伙拷锟斤拷锟斤拷俣龋锟絭1=7.9km/s锟斤拷锟斤拷锟斤拷锟絣(w锟斤拷i)锟角碉拷锟斤拷小锟絣(f锟斤拷)锟斤拷锟劫讹拷锟斤拷也锟角碉拷锟斤拷锟絣(w锟斤拷i)锟角碉拷锟斤拷锟絟(hu锟斤拷n)锟紷锟劫度★拷

锟斤拷锟�锟斤拷诘诙锟斤拷锟斤拷锟斤拷俣锟�(脫锟絰锟劫讹拷)锟斤拷v2=11.2km/s锟斤拷使锟斤拷锟絯锟斤拷脫锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絗锟斤拷锟斤拷小锟絣(f锟斤拷)锟斤拷锟劫讹拷锟斤拷

锟斤拷锟斤拷锟桔碉拷锟斤拷锟斤拷锟斤拷锟劫讹拷(锟斤拷锟斤拷锟劫讹拷)锟斤拷v3=16.7km/s锟斤拷使锟斤拷锟絯锟斤拷脫太锟斤拷锟斤拷锟斤拷锟斤拷`锟斤拷锟斤拷小锟絣(f锟斤拷)锟斤拷锟劫讹拷锟斤拷

锟斤拷锟斤拷(4)锟斤拷锟斤拷同锟斤拷锟絣(w锟斤拷i)锟斤拷

锟斤拷锟斤拷锟斤拷锟絕锟斤拷锟斤拷同锟斤拷锟絣(w锟斤拷i)锟角ｏ拷锟斤拷锟斤拷锟斤拷锟节碉拷锟斤拷锟給止锟斤拷锟斤拷锟紷锟絅锟絣(w锟斤拷i)锟斤拷位锟节筹拷锟斤拷戏锟侥骋伙拷叨鹊姆锟�(w锟斤拷n)锟斤拷軌锟斤拷锟斤拷锟斤拷锟斤拷锟紷锟斤拷锟斤拷锟絓锟接碉拷锟斤拷锟节碉拷锟节碉拷锟斤拷锟斤拷锟斤拷D锟斤拷锟斤拷锟斤拷锟斤拷T=24h=86400s锟斤拷锟絰锟斤拷锟斤拷叨锟�

锟斤拷锟斤拷同锟斤拷锟絣(w锟斤拷i)锟角碉拷軌锟斤拷一锟斤拷锟节筹拷锟狡斤拷锟斤拷(n锟斤拷i)锟斤拷锟斤拷锟斤拷只锟斤拷一锟絣锟斤拷锟斤拷锟斤拷同锟斤拷锟絣(w锟斤拷i)锟角讹拷锟斤拷锟紷锟絣軌锟斤拷锟斤拷锟斤拷锟皆达拷小锟斤拷同锟侥撅拷锟劫讹拷锟斤拷锟斤拷锟劫度猴拷锟斤拷锟斤拷锟絓锟斤拷锟斤拷锟斤拷

锟斤拷锟斤拷(5)锟絣(w锟斤拷i)锟角的筹拷锟截猴拷失锟斤拷

锟斤拷锟斤拷“锟斤拷锟斤拷”锟斤拷锟絣(w锟斤拷i)锟斤拷锟組锟斤拷軌锟斤拷锟侥硷拷锟斤拷锟斤拷锟斤拷锟絕锟教和伙拷锟秸時锟侥減锟斤拷锟铰斤拷锟絕锟斤拷锟斤拷锟斤拷锟介景锟絚“锟斤拷锟斤拷锟紺”锟斤拷锟斤拷锟絯锟斤拷锟斤拷锟斤拷同锟斤拷“失锟斤拷”锟斤拷锟絣(w锟斤拷i)锟斤拷锟組锟斤拷軌锟斤拷锟斤拷锟斤拷锟斤拷锟絓锟紻锟絩锟斤拷锟絣(w锟斤拷i)锟斤拷锟较碉拷锟斤拷锟絯锟斤拷全“失锟斤拷”(锟斤拷锟斤拷锟斤拷锟斤拷峁╋拷锟斤拷锟斤拷锟�)锟斤拷锟剿時锟斤拷锟斤拷锟絣(w锟斤拷i)锟斤拷锟较的儀锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷原锟斤拷锟絚锟斤拷锟斤拷锟斤拷锟絇锟侥撅拷锟斤拷锟斤拷锟斤拷锟斤拷使锟斤拷锟斤拷