鍦嗙殑鐭ヨ瘑鐐瑰涔?/p>
鐭ヨ瘑鐐?/p>
1
鍨傚緞瀹氱悊锛?/p>
鍨傜洿浜庡鸡鐨勭洿寰勫钩鍒嗗鸡锛屽苟涓斿钩鍒嗗鸡鎵�瀵圭殑涓ゆ潯寮с�?/p>
棰樺瀷
1.
鍦ㄧ洿寰勪负
1000mm
鐨勫渾鏌卞舰娌规Ы鍐呰鍏ヤ竴浜涙补鍚庯紝鎴潰濡傚浘鎵�绀猴紝
鑻ユ补闈㈠
AB
锛?/p>
800mm
锛屽垯娌圭殑鏈�澶ф繁搴︿负
mm.
2.
濡傚浘锛屽湪鈻?/p>
ABC
涓紝鈭?/p>
C
鏄洿瑙掞紝
AC
=12
锛?/p>
BC
=16
锛屼互
C
涓哄渾蹇冿紝
AC
涓哄崐寰勭殑鍦嗕氦鏂滆竟
AB
浜?/p>
D
锛屾眰
AD
鐨勯暱銆?/p>
3
.
濡傚浘锛屽鸡
AB
鍨傜洿浜庘姍
O
鐨勭洿寰?/p>
CD
锛?/p>
OA
=5
锛?/p>
AB
=6
锛屾眰
BC
闀裤�?/p>
C
B
D
A