涓撻涔?/p>
鍙嶆瘮渚嬪嚱鏁颁笌鍑犱綍鍥惧舰缁煎悎棰?/p>
鍙嶆瘮渚嬪嚱鏁颁笌涓夎褰?/p>
銆愪緥
1
銆?/p>
(
2016路
閲嶅簡
)
濡傚浘锛屽湪骞抽潰鐩磋鍧愭爣绯讳腑锛屼竴娆″嚱鏁扮殑鍥捐薄涓庡弽姣斾緥鍑芥暟鐨?/p>
鍥捐薄浜や簬绗簩銆?/p>
鍥涜薄闄愬唴鐨?/p>
A
锛?/p>
B
涓ょ偣锛?/p>
涓?/p>
x
杞翠氦浜庣偣
C
锛?/p>
涓?/p>
y
杞翠氦浜庣偣
D
锛?/p>
鐐?/p>
B
鐨勫潗鏍囨槸
(m
锛?
锛?/p>
4)
锛岃繛鎺?/p>
AO
锛?/p>
AO
锛?/p>
5
锛?/p>
sin
鈭?/p>
AOC
锛?/p>
3
5
.
(1)
姹傚弽姣斾緥鍑芥暟鐨勮В鏋愬紡锛?/p>
(2)
杩炴帴
OB
锛屾眰鈻矨OB
鐨勯潰绉紟
鍒嗘瀽锛?/p>
(1)
杩囩偣
A
浣?/p>
AE鈯
杞翠簬鐐?/p>
E
锛岄�氳繃瑙ｇ洿瑙掍笁瑙掑舰姹傚嚭绾挎
AE
锛?/p>
OE
鐨勯暱搴︼紝寰楀嚭
鐐?/p>
A
鐨勫潗鏍囷紝鍗冲彲姹傚嚭鍙嶆瘮渚嬪嚱鏁拌В鏋愬紡锛?/p>
(2)
鍏堟眰鍑虹偣
B
鐨勫潗鏍囷紝鍐嶆眰鐩寸嚎
AB
鐨勮В鏋愬紡锛?/p>
浠庤�屽彲姹傚嚭鐐?/p>
C
鐨勫潗鏍囷紝鍐嶅埄鐢ㄤ笁瑙掑舰鐨勯潰绉叕寮忓嵆鍙緱鍑虹粨璁猴紟
瑙ｏ細
(1)
杩囩偣
A
浣?/p>
AE鈯
杞翠簬鐐?/p>
E
锛岃鍙嶆瘮渚嬪嚱鏁拌В鏋愬紡涓?/p>
y
锛?/p>
k
x
.鈭礎E鈯
杞达紝鈭粹垹
AEO
锛?/p>
90
掳
.
鍦?/p>
Rt
鈻?/p>
AEO
涓紝
AO
锛?/p>
5
锛?/p>
sin
鈭?/p>
AOC
锛?/p>
3
5
锛?/p>
鈭?/p>
AE
锛滱O路
sin
鈭?/p>
AOC
锛?/p>
3
锛?/p>
OE
锛?/p>
AO
2
锛?/p>
AE
2
锛?/p>
4
锛?
鈭寸偣
A
鐨勫潗鏍囦负
(
锛?/p>
4
锛?/p>
3)
锛屽彲姹傚弽姣斾緥鍑芥暟瑙ｆ瀽寮忎负
y
锛濓紞
12
x
(2)
鏄撴眰
B(3
锛岋紞
4)
锛屽彲姹傜洿绾?/p>
AB
鐨勮В鏋愬紡涓?/p>
y
锛濓紞
x
锛?/p>
1.
浠や竴娆″嚱鏁?/p>
y
锛濓紞
x
锛?/p>
1
涓?/p>
y
锛?
0
锛屽垯
0
锛濓紞
x
锛?/p>
1
锛岃В寰?/p>
x
锛濓紞
1
锛屸埓
C(
锛?/p>
1
锛?/p>
0)
锛屸埓
S
鈻?/p>
AOB
锛?/p>
1
2
OC路(y
A
锛?/p>
y
B
)
锛?/p>
1
2
脳1脳[3锛?/p>
(
锛?/p>
4)]
锛?/p>
7
2
鍙嶆瘮渚嬪嚱鏁颁笌鍥涜竟褰?/p>
銆愪緥
2
銆?/p>
(
2016路
鎭╂柦
)
濡傚浘锛岀洿瑙掍笁瑙掓澘
ABC
鏀惧湪骞抽潰鐩磋鍧愭爣绯讳腑锛岀洿瑙掕竟
AB
鍨?
鐩翠簬
x
杞达紝鍨傝冻涓虹偣
Q
锛屽凡鐭モ垹
ACB
锛?/p>
60
掳锛岀偣
A
锛?/p>
C
锛?/p>
P
鍧囧湪鍙嶆瘮渚嬪嚱鏁?/p>
y
锛?/p>
4
3
x
鐨勫浘璞′笂锛?
鍒嗗埆浣?/p>
PF鈯
杞翠簬鐐?/p>
F
锛?/p>
AD
鈯?/p>
y
杞翠簬鐐?/p>
D
锛屽欢闀?/p>
DA
锛?/p>
FP
浜や簬鐐?/p>
E
锛屼笖鐐?/p>
P
涓?/p>
EF
鐨勪腑鐐癸紟
(1)
姹傜偣
B
鐨勫潗鏍囷紱
(2)
姹傚洓杈瑰舰
AOPE
鐨勯潰绉紟
鍒嗘瀽锛?/p>
(1)
璁剧偣
A(a
锛?/p>
b)
锛屽垯
tan
60
掳锛?/p>
b
a
锛?/p>
3
锛?/p>
b
锛?/p>
4
3
a
锛岃仈绔嬪彲姹傜偣
A
鐨勫潗鏍囷紝浠庤�?
寰楀嚭鐐?/p>
C
锛?/p>
B
鐨勫潗鏍囷紱
(2)
鍏堟眰鍑?/p>
AQ
锛?/p>
PF
鐨勯暱锛屼粠鑰屽彲姹傜偣
P
鐨勫潗鏍囧拰
S
鈻?/p>
OPF
锛屽啀姹傚嚭
S
鐭╁舰
DEFO
锛屾牴鎹?/p>
S
鍥涜竟褰?/p>
AOPE
锛?/p>
S
鐭╁舰
DEFO
锛?/p>
S
鈻?/p>
AOD
锛?/p>
S
鈻?/p>
OPF
锛屼唬鍏ヨ绠楀嵆鍙紟