绗?/p>
1
椤碉紙鍏?/p>
36
椤碉級
2016
骞村北涓滅渷娴庡崡甯備腑鑰冩暟瀛﹁瘯鍗?/p>
涓�銆侀�夋嫨棰橈紙鏈ぇ棰樺叡
15
涓皬棰橈紝姣忓皬棰?/p>
3
鍒嗭紝鍏?/p>
45
鍒嗭級
1
锛?/p>
锛?/p>
3
鍒嗭級
5
鐨勭浉鍙嶆暟鏄紙
锛?/p>
A
锛?/p>
B
锛?/p>
5
C
锛庯梗
D
锛庯梗
5
2
锛?/p>
锛?/p>
3
鍒嗭級闅忕潃楂橀搧鐨勫彂灞曪紝棰勮
2020
骞存祹鍗楄タ瀹㈢珯瀹㈡祦閲忓皢杈惧埌
2150
涓囦汉锛?/p>
鏁板瓧
2150
鐢ㄧ瀛﹁鏁版硶琛ㄧず涓猴紙
锛?/p>
A
锛?/p>
0.215
脳
10
4
B
锛?/p>
2.15
脳
10
3
C
锛?/p>
2.15
脳
10
4
D
锛?/p>
21.5
脳
10
2
3
锛?/p>
锛?/p>
3
鍒嗭級濡傚浘锛岀洿绾?/p>
l
1
鈭?/p>
l
2
锛岀瓑鑵扮洿瑙掆柍
ABC
鐨勪袱涓《鐐?/p>
A
銆?/p>
B
鍒嗗埆钀藉湪鐩寸嚎
l
1
銆?/p>
l
2
涓婏紝鈭?/p>
ACB=90掳
锛岃嫢鈭?/p>
1=15掳
锛屽垯鈭?/p>
2
鐨勫害鏁版槸锛?/p>
锛?/p>
A
锛?/p>
35掳
B
锛?/p>
30掳
C
锛?/p>
25掳
D
锛?/p>
20掳
4
锛?/p>
锛?/p>
3
鍒嗭級濡傚浘锛屼互涓嬬粰鍑虹殑鍑犱綍浣撲腑锛屽叾涓昏鍥炬槸鐭╁舰锛屼刊瑙嗗浘鏄笁瑙掑舰鐨勬槸
锛?/p>
锛?/p>
A
锛?/p>
B
锛?/p>
C
锛?/p>
D
锛?
5
锛?/p>
锛?/p>
3
鍒嗭級涓嬪垪杩愮畻姝ｇ‘鐨勬槸锛?/p>
锛?/p>
A
锛?/p>
a
2
+
a=2a
3
B
锛?/p>
a
2
鈥
3
=a
6
C
锛?/p>
锛堬梗
2a
3
锛?/p>
2
=4a
6
D
锛?/p>
a
6
梅
a
2
=a
3
6
锛?/p>
锛?/p>
3
鍒嗭級浜墽鑴歌氨銆佸壀绾哥瓑鍥炬钑村惈鐫�绠�娲佺編瀵圭О缇庯紝涓嬮潰閫夊彇鐨勫浘鐗囦腑鏃㈡槸
杞村绉板浘褰㈠張鏄腑蹇冨绉板浘褰㈢殑鏄紙
锛?/p>
A
锛?
B
锛?/p>
C
锛?
D
锛?