ÌâÄ¿ÄÚÈÝ
¡¾ÌâÄ¿¡¿¡°Ì½¾¿Á¦µÄºÏ³ÉµÄƽÐÐËıßÐζ¨Ôò¡±µÄʵÑéÇé¿öÈçͼ¼×Ëùʾ£¬ÆäÖÐAΪ¹Ì¶¨ÏðƤ½îµÄͼ¶¤£¬OΪÏðƤ½îÓëϸÉþµÄ½áµã£¬OBºÍOCΪϸÉþ£®Í¼ÒÒÊÇÔÚ°×Ö½Éϸù¾ÝʵÑé½á¹û»³öµÄͼ£®
(1)ͼÒÒÖеÄFÓëF¡äÁ½Á¦ÖУ¬·½ÏòÒ»¶¨ÑØAO·½ÏòµÄÊÇ________
(2)±¾ÊµÑé²ÉÓõĿÆѧ·½·¨ÊÇ________
A.ÀíÏëʵÑé·¨ B.µÈЧÌæ´ú·¨ C.¿ØÖƱäÁ¿·¨
(3)±¾ÊµÑéÖÐÒÔÏÂ˵·¨ÕýÈ·µÄÊÇ________
A.Á½¸ùϸÉþ±ØÐëµÈ³¤
B.ÏðƤ½îÓ¦ÓëÁ½Éþ¼Ð½ÇµÄƽ·ÖÏßÔÚͬһֱÏßÉÏ
C.ÔÚʹÓõ¯»É³ÓʱҪעÒâʹµ¯»É³ÓÓëľ°åƽÃæƽÐÐ
D.°ÑÏðƤ½îµÄÁíÒ»¶ËÀµ½Oµãʱ£¬Á½¸öµ¯»É³ÓÖ®¼ä¼Ð½Ç±ØÐëÈ¡90¡ã
¡¾´ð°¸¡¿ B C
¡¾½âÎö¡¿
£¨1£©ÓÉͼ¿ÉÒÔ¿´³ö£¬FÊÇƽÐÐËıßÐεĶԽÇÏߣ¬ËùÒÔFÊǸù¾ÝƽÐÐËıßÐÎ×÷³öµÄÀíÂÛÖµ£¬ÄÇôF¡ä¾ÍÊÇÓÃÒ»¸ùµ¯»ÉÀ³öʵ¼ÊÖµ£¬Ò»¸ùµ¯»É³ÓµÄÀÁ¦ÓëAOµÄ·½ÏòÔÚͬһÌõÖ±ÏßÉÏ£¬ËùÒÔ·½ÏòÒ»¶¨ÑØAO·½ÏòµÄÊÇF¡ä¡£
£¨2£©±¾ÊµÑéÖÐÁ½¸öÀÁ¦µÄ×÷ÓÃЧ¹ûºÍÒ»¸öÀÁ¦µÄ×÷ÓÃЧ¹ûÏàͬ£¬²ÉÓõĿÆѧ·½·¨ÊǵÈЧÌæ´ú·¨£¬¹ÊÑ¡B¡£
£¨3£©A¡¢Í¨¹ýÁ½Ï¸ÉþÓÃÁ½¸öµ¯»É³Ó»¥³É½Ç¶ÈµØÀÏðƤÌõʱ£¬²¢·ÇÒªÇóÁ½Ï¸ÉþµÈ³¤£¬¹ÊA´íÎó£»
B¡¢Á½Ï¸ÏßÀÏðƤÌõʱ£¬Ö»ÒªÈ·±£Àµ½Í¬Ò»µã¼´¿É£¬²»Ò»¶¨ÏðƤÌõÒªÔÚÁ½Ï¸ÏߵļнÇƽ·ÖÏßÉÏ£¬¹ÊB´íÎó£»
C¡¢ÊµÑéÖУ¬µ¯»É²âÁ¦¼Æ±ØÐë±£³ÖÓëľ°åƽÐУ¬¶ÁÊýʱÊÓÏßÒªÕý¶Ôµ¯»É²âÁ¦¼Æ¿Ì¶È£¬¹ÊCÕýÈ·£»
D¡¢±¾ÊµÑéֻҪʹÁ½´ÎЧ¹ûÏàͬ¾ÍÐУ¬Á½¸öµ¯»É³ÆÀÁ¦µÄ·½ÏòûÓÐÏÞÖÆ¡£¹ÊD´íÎó¡£
![](http://thumb2018.1010pic.com/images/loading.gif)