ms，aτ240cms，a
180cmsv537cms，
xOBRecosωt，veωsi
ωt，aeω2cosωtS25t2
ρ78cm
v12ms，a7244ms2
ρ
103m，aτ103ms230053tm，vt2s98ms，aτt2s02ms2，a
t2s2401ms235ms，aτt00，a
t025ms2；vt1s7ms，aτt1s24ms2，
7172
S10tvt0
a
t1s49ms2
73747576777879710
vO0707ms，aO3331ms2vM167cms，aABaCD0，aAD329cms2，aBC131cms2
τ
vC200mms，aC100mms2，aC2667mms2
ω20trads（逆时针）α20rads2（逆时针）a6400t416ms2，，
vω，α2lbv2α2πr33l
31v22l2
3ω1，l
3ω03ω0t
vM4243mms
81
vxublx2b2
f8283848586878889810811812813814815
ω1rads
vAB2Lω0cmsv160cms，vr80cms1ωO1Bω022ωO1Aω03ωO2C0
vcos2，vrvsi
l33832vABv，αABav339Ruu2ω，α22l2lvM2Lω，aM2Lα4Lω2
ω
vM103cms，aM35cms2
va672cms，aa3383cms2v37ωr，arω228
22
（a）A点：aa6ωr，B点：aa25ωr（b）A点：aa4ωr，B点：aa3ωr
22
816
ωAB
3ω，αAB074ω26
919293949596979899910
ω13ωoωO1BωAB3rads
ωAB192rads，vDE754cms
vDE400πmms，aDE2002π2mms2
ωOB375rads，ω16rads
vB2ms，aB545ms2a
2rω02，aτr3ω022α032ms，aCDms21533ωBD1rads，αBDrads232331732vCrω0，ω1ω0，α1ω02ω036236vCD
f911912913914915916
vC10cms，aCx232cms2←，aCy533cms2↓
ωB3ω0，αBω02
3123231632v0，aB3a0v0，αABa0v0RRR2R2ω3ωAB0，ωCE0，ωO1Dω22393ωAB15rads，ωBDrads，aB135cms2，αBDrads2483vv2ωO1E，αO1E4R8R2
ωAB
101102103104105106107108109101010111012

maxv
fsgπr2kRl
mh30
t202s，x705mF60N，a196ms2v647kms，t1140s
t
Wv0WgkHl
，v0gkWv0gkHW
aA12ms2，aB08ms2
t0686s，d343mF1724Nvmax246ms
vr2ragsi
，N3magsi
vr0ωl
111112113
F583NI43600Ns（1）mv0；（2）meω；（3）0；（4）05mlω。
114115
p
ωl
2g
5G14G2；p⊥OC
左移138cm
f116
2G1lsi
θ0G1G2
xA
lcosθ0
117

2
yAl
2
l2
118
FOx
G2ωlcosαlsi
r