闈欏畨鍖?/p>
2018-2019
瀛﹀勾绗簩瀛︽湡鏁欏璐ㄩ噺璋冪爺
涔濆勾绾ф暟瀛?/p>
2019.4
锛堟弧鍒?/p>
150
鍒嗭紝
100
鍒嗛挓瀹屾垚锛?/p>
鑰冪敓娉ㄦ剰锛?/p>
1
锛庢湰璇曞嵎鍚笁涓ぇ棰橈紝鍏?/p>
25
棰橈紟绛旈鏃讹紝鑰冪敓鍔″繀鎸夌瓟棰樿姹傚湪绛旈绾歌瀹氱殑浣嶇疆涓婁綔绛旓紝鍦ㄨ崏
绋跨焊銆佹湰璋冪爺鍗蜂笂绛旈涓�寰嬫棤鏁堬紟
2
锛庨櫎绗竴銆佷簩澶ч澶?/p>
,
鍏朵綑鍚勯濡傛棤鐗瑰埆璇存槑锛岄兘蹇呴』鍦ㄧ瓟棰樼焊鐨勭浉搴斾綅缃笂鍐欏嚭璇佹槑鎴栬绠楃殑涓?/p>
瑕佹楠わ紟
涓�銆侀�夋嫨棰橈細锛堟湰澶ч鍏?/p>
6
棰橈紝姣忛
4
鍒嗭紝婊″垎
24
鍒嗭級
[
姣忓皬棰樺彧鏈変竴涓纭�夐」锛屽湪绛旈绾哥浉搴旈鍙风殑閫夐」涓婄敤
2B
閾呯瑪姝ｇ‘濉秱
]
1
锛庝笅鍒楀悇鏁颁腑锛屼笌
2
1
2
1
2
8
飥?/p>
鐩哥瓑鐨勬槸
锛?/p>
A
锛?/p>
2
1
2
锛?/p>
B
锛?/p>
2
1
6
锛?/p>
C
锛?/p>
2
1
4
锛?/p>
D
锛?/p>
3
2
锛庡鏋?/p>
b
a
飥?/p>
锛岄偅涔堜笅鍒椾笉绛夊紡涓竴瀹氭垚绔嬬殑鏄?/p>
锛?/p>
A
锛?/p>
2
2
b
a
飥?/p>
锛?/p>
B
锛?/p>
b
a
飥?/p>
飥?/p>
飥?/p>
1
1
锛?/p>
C
锛?/p>
b
a
飥?/p>
飥?/p>
飥?/p>
1
1
锛?/p>
D
锛?/p>
1
1
飥?/p>
飥?/p>
飥?/p>
b
a
3
锛庡凡鐭ュ湪鍑芥暟
b
kx
y
飥?/p>
飥?/p>
锛屽叾涓父鏁?/p>
0
飥?/p>
k
銆?/p>
0
飥?/p>
b
锛岄偅涔堣繖涓嚱鏁扮殑鍥惧儚涓嶇粡杩囩殑璞￠檺鏄?/p>
锛?/p>
A
锛夌涓�璞￠檺
锛?/p>
B
锛夌浜岃薄闄?/p>
锛?/p>
C
锛夌涓夎薄闄?/p>
锛?/p>
D
锛夌鍥涜薄闄?/p>
4
锛庢煇灏忓尯寮�灞曗�滆妭绾︾敤姘达紝浠庢垜鍋氳捣鈥濇椿鍔紝涓嬭〃鏄粠璇ュ皬鍖烘娊鍙栫殑
10
涓搴笌涓婃湀姣旇緝鐨勪竴涓?/p>
鏈堢殑鑺傛按鎯呭喌缁熻锛?/p>
閭ｄ箞杩?/p>
10
涓搴殑鑺傛按閲?/p>
(
3
m
)
鐨勫钩鍧囨暟鍜屼腑浣嶆暟鍒嗗埆鏄?/p>
锛?/p>
A
锛?/p>
0.42
鍜?/p>
0.4
锛?/p>
B
锛?/p>
0.4
鍜?/p>
0.4
锛?/p>
C
锛?/p>
0.42
鍜?/p>
0.45
锛?/p>
D
锛?/p>
0.4
鍜?/p>
0.45
5
锛庡鍥撅紝宸茬煡鐐?/p>
D
銆?/p>
E
鍒嗗埆鍦ㄢ柍
ABC
杈?/p>
AB
銆?/p>
AC
涓婏紝
DE
//
BC
锛?/p>
AD
BD
2
飥?/p>
锛岄偅涔?/p>
EBC
DEB
S
S
飦?/p>
飦?/p>
:
绛変簬
锛?/p>
A
锛?/p>
2
:
1
锛?/p>
B
锛?/p>
3
:
1
锛?/p>
C
锛?/p>
4
:
1
锛?/p>
D
锛?/p>
3
:
2
6
锛庡湪鍥涜竟褰?/p>
ABCD
涓紝
AD
//
BC
锛屸垹
B
=
鈭?/p>
C
锛岃浣垮洓杈瑰舰
ABCD
涓虹煩褰紝
杩橀渶娣诲姞涓�涓潯浠讹紝杩欎釜鏉′欢鍙互鏄?/p>
锛?/p>
A
锛?/p>
AB
=
CD
锛?/p>
B
锛?/p>
AC
=
BD
锛?/p>
C
锛夆垹
A
=
鈭?/p>
D
锛?/p>
D
锛夆垹
A
=
鈭?/p>
B
浜屻�佸～绌洪锛氾紙鏈ぇ棰樺叡
12
棰橈紝姣忛
4
鍒嗭紝婊″垎
48
鍒嗭級
鑺傛按閲?/p>
(
3
m
)
0.2
0.3
0.4
0.5
0.6
瀹跺涵鏁?/p>
(
涓?/p>
)
1
2
2
4
1
绗?/p>
5
棰樺浘
A
D
C
B
E