涓婃捣甯?/p>
16
鍖?/p>
2018
灞婁節骞寸骇涓婂鏈熸湡鏈紙涓�妯★級鏁板璇曞嵎鍒嗙被姹囩紪
鎶艰酱棰樹笓棰?/p>
瀹濆北鍖?/p>
25
锛?/p>
锛堟湰棰樺叡
14
鍒嗭紝鍏朵腑锛?/p>
1
锛?/p>
锛?/p>
2
锛夊皬棰樺悇
3
鍒嗭紝绗紙
3
锛夊皬棰?/p>
8
鍒嗭級
濡傚浘锛?/p>
绛夎叞姊舰
ABCD
涓紝
AD
//
BC
锛?/p>
AD
锛?/p>
7
锛?/p>
AB
锛?/p>
CD
锛?/p>
15
锛?/p>
BC
锛?/p>
25
锛?/p>
E
涓鸿叞
AB
涓婁竴鐐逛笖
AE
锛?/p>
BE
锛?/p>
1
锛?/p>
2
锛?/p>
F
涓?/p>
BC
涓�鍔ㄧ偣锛屸垹
FEG
锛濃垹
B
锛?/p>
EG
浜ゅ皠绾?/p>
BC
浜?/p>
G
锛岀洿绾?/p>
EG
浜ゅ皠绾?/p>
CA
浜?/p>
H
锛?/p>
锛?/p>
1
锛夋眰
sin
鈭?/p>
ABC
锛?/p>
锛?/p>
2
锛夋眰鈭?/p>
BAC
鐨勫害鏁帮紱
锛?/p>
3
锛夎
BF
锛?/p>
x
锛?/p>
CH
锛?/p>
y
锛屾眰
y
涓?/p>
x
鐨勫嚱鏁板叧绯诲紡鍙婂叾瀹氫箟鍩燂紟
闀垮畞鍖?/p>
25
锛?/p>
锛堟湰棰樻弧鍒?/p>
14
鍒嗭紝绗紙
1
锛夊皬棰?/p>
3
鍒嗭紝绗紙
2
锛夊皬棰?/p>
6
鍒嗭紝绗紙
3
锛夊皬棰?/p>
5
鍒嗭級
宸茬煡鍦ㄧ煩褰?/p>
ABCD
涓紝
AB
=2
锛?/p>
AD
=4
.
P
鏄瑙掔嚎
BD
涓婄殑涓�涓姩鐐癸紙鐐?/p>
P
涓嶄笌鐐?/p>
B
銆?/p>
D
閲嶅悎锛?/p>
锛岃繃
鐐?/p>
P
浣?/p>
PF
鈯?/p>
BD
锛屼氦灏勭嚎
BC
浜庣偣
F
.
鑱旂粨
AP
锛岀敾鈭?/p>
FPE
=
鈭?/p>
BAP
锛?/p>
PE
浜?/p>
BF
浜庣偣
E
.
璁?/p>
PD=x
锛?/p>
EF
=
y
锛?/p>
锛?/p>
1
锛夊綋鐐?/p>
A
銆?/p>
P
銆?/p>
F
鍦ㄤ竴鏉＄洿绾夸笂鏃讹紝姹?/p>
飦?/p>
ABF
鐨勯潰绉紱
锛?/p>
2
锛夊鍥?/p>
1
锛屽綋鐐?/p>
F
鍦ㄨ竟
BC
涓婃椂锛屾眰
y
鍏充簬
x
鐨勫嚱鏁拌В鏋愬紡锛屽苟鍐欏嚭鍑芥暟瀹氫箟鍩燂紱
锛?/p>
3
锛夎仈缁?/p>
PC
锛岃嫢鈭?/p>
FPC
=
鈭?/p>
BPE
锛岃鐩存帴鍐欏嚭
PD
鐨勯暱锛?/p>
澶囩敤鍥?/p>
澶囩敤鍥?/p>
鍥?/p>
1
D
C
B
A
D
C
B
A
F
E
P
D
C
B
A