Question

ÈçͼËùʾ£¬ÊÇ̽¾¿±ùºÍÀ¯µÄÈÛ»¯¹ý³ÌµÄʵÑé×°Öã¬Ä³ÊµÑéС×éµÄͬѧ¼Ç¼µÄÊý¾ÝÈç±íËùʾ£¬²¢¸ù¾ÝʵÑéÊý¾Ý»æÖÆÁËÈçͼÒÒËùʾµÄͼÏó£®

ʱ¼ä/min	0	1	2	3	4	5	6	7	¡­
±ùµÄζÈ/¡æ	-4	0	0	0	0	2	4	6	¡­
À¯µÄζÈ/¡æ	35.0	40.0	45.0	49.5	54.0	58.3	62.5	66.6	¡­

£¨1£©Í¼ÒÒÊÇʵÑéС×é»­³öµÄ

±ù

ÈÛ»¯Ê±Î¶ÈËæʱ¼ä±ä»¯µÄͼÏó£¬ÓÉ´Ë¿ÉÖª¸ÃÎïÖʵÄÈÛµãÊÇ

0

¡æ£¬ÔÚµÚ2·ÖÖÓÄ©¸ÃÎïÖÊ´¦ÓÚ

¹ÌÒº¹²´æ״̬

£¨Ñ¡Ìî¡°¹Ì̬¡±¡¢¡°ÒºÌ¬¡±»ò¡°¹ÌÒº¹²´æ״̬¡±£©£®¸ÃÎïÖÊÔÚÈÛ»¯¹ý³ÌÖеÄÌصãÊÇ

²»¶ÏÎüÈȵ«Î¶ȱ£³Ö²»±ä

£®
£¨2£©ÔÚ±ùºÍÀ¯ÈÛ»¯¹ý³ÌÖУ¬Èç¹û½«ÊԹܴÓÉÕ±­ÖÐÄóöÀ´£¬±ùºÍÀ¯Í£Ö¹ÈÛ»¯£»½«ÊԹܷŻØÉÙ±³ºó£¬±ùºÍÀ¯ÓÖ¼ÌÐøÈÛ»¯£¬ËµÃ÷¹ÌÌåÈÚ»¯Ê±ÐèÒª

ÎüÈÈ

£®£¨Ñ¡Ìî¡°ÎüÈÈ¡±»ò¡°·ÅÈÈ¡±£©
£¨3£©·ÖÎö±í¸ñÖеÄÊý¾Ý£¬Äã·¢ÏÖ±ùºÍÀ¯ÔÚÈÛ»¯¹ý³ÌÖеIJ»Í¬µãÊÇ

±ùÓÐÒ»¶¨µÄÈÛ»¯Î¶ȣ¬À¯Ã»ÓÐÒ»¶¨µÄÈÛ»¯Î¶È

£®

Answer 1

·ÖÎö£º£¨1£©Ê×Ïȸù¾ÝͼÏóÅжϳö¸ÃÎïÖʵÄÈ۵㣬¸ù¾ÝÈÛµãÈ·¶¨¾ßÌåµÄÎïÖÊ£®
ÖªµÀµ±¾§Ìå´¦ÓÚÈÛ»¯¹ý³ÌÖÐʱ£¬Îª¹ÌÒº¹²´æ̬£¬¾§ÌåÔÚÈÛ»¯¹ý³ÌÖÐÎüÈÈ£¬µ«Î¶ȱ£³Ö²»±ä£®
£¨2£©ÖªµÀÈÛ»¯ÐèÒªÎüÈÈ£®
£¨3£©ÔÚ·ÖÎöÊý¾Ýʱ£¬Ö÷Òª·ÖÎöÁ½ÖÖÎïÖÊÔÚÈÛ»¯¹ý³ÌÖÐζȵı仯Çé¿ö£º·Ç¾§ÌåÔÚÈÛ»¯¹ý³ÌÖÐÎüÈÈζȲ»¶ÏÉý¸ß£»¾§ÌåÔÚÈÛ»¯¹ý³ÌÖÐÎüÈÈζȱ£³Ö²»±ä£®

½â´ð£º½â£º£¨1£©ÓÉͼÏóÖª£¬¸ÃÎïÖÊÔÚµÚ1·ÖÖÓµ½µÚ4·ÖÖÓ´¦ÓÚÈÛ»¯¹ý³Ì£¬Î¶ȱ£³Ö0¡æ²»±ä£¬ËùÒÔ¸ÃÎïÖʵÄÈÛµãΪ0¡æ£¬Îª±ù£®
ÔÚµÚ2·ÖÖÓ£¬¸ÃÎïÖÊ´¦ÓÚÈÛ»¯¹ý³Ì£¬ËùÒÔ´¦ÓÚ¹ÌÒº¹²´æ̬£®
£¨2£©ÔÚ±ùºÍÀ¯ÈÛ»¯¹ý³ÌÖУ¬Èç¹û½«ÊԹܴÓÉÕ±­ÖÐÄóöÀ´£¬±ùºÍÀ¯Í£Ö¹ÈÛ»¯£»½«ÊԹܷŻØÉÙ±³ºó£¬±ùºÍÀ¯ÓÖ¼ÌÐøÈÛ»¯£¬ËµÃ÷¹ÌÌåÔÚÈÛ»¯¹ý³ÌÖÐÐèÒªÎüÈÈ£®
£¨3£©´Ó±í¸ñÖÐÊý¾ÝÖª£¬±ùÔÚÈÛ»¯¹ý³ÌÖб£³Ö0¡æ²»±ä£¬À¯ÔÚÈÛ»¯¹ý³ÌÖÐζȲ»¶ÏÉý¸ß£®
¹Ê´ð°¸Îª£º£¨1£©±ù£»0£»¹ÌÒº¹²´æ״̬£»²»¶ÏÎüÈȵ«Î¶ȱ£³Ö²»±ä£»£¨2£©ÎüÈÈ£»£¨3£©±ùÓÐÒ»¶¨µÄÈÛ»¯Î¶ȣ¬À¯Ã»ÓÐÒ»¶¨µÄÈÛ»¯Î¶ȣ®

µãÆÀ£º£¨1£©ÕÆÎÕ¾§ÌåÈÛ»¯µÄÌõ¼þºÍÈÛ»¯Ìص㣺
¾§ÌåÈÛ»¯Ìõ¼þ£º´ïµ½È۵㣬²»¶ÏÎüÊÕÈÈÁ¿£®
¾§ÌåÈÛ»¯Ìص㣺²»¶ÏÎüÊÕÈÈÁ¿£¬Î¶ȱ£³Ö²»±ä£®
£¨2£©ÕÆÎÕ¾§ÌåºÍ·Ç¾§ÌåÔÚÈÛ»¯¹ý³ÌÖеÄÇø±ð£®