ÌâÄ¿ÄÚÈÝ
ijͬѧվÔÚµçÌݵװåÉÏ£¬ÀûÓÃËٶȴ«¸ÐÆ÷ºÍ¼ÆËã»úÑо¿Ò»¹Û¹âµçÌÝÉý½µ¹ý³ÌÖеÄÇé¿ö£¬ÈçͼËùʾµÄ2Ò»tͼÏóÊǼÆËã»úÏÔʾµÄ¹Û¹âµçÌÝÔÚijһ¶Îʱ¼äÄÚËٶȱ仯µÄÇé¿ö£¨ÏòÉÏΪÕý·½Ïò£©£®¸ù¾ÝͼÏóÌṩµÄÐÅÏ¢£¬¿ÉÒÔÅжÏÏÂÁÐ˵·¨ÖÐÕýÈ·µÄÊÇ £¨ £©
A£®ÔÚ0~5sÄÚ£¬¹Û¹âµçÌÝÔÚ¼ÓËÙÉÏÉý£¬¸Ãͬѧ´¦ÓÚʧÖØ״̬
B£®ÔÚ5s~10sÄÚ£¬¸Ãͬѧ¶ÔµçÌݵװåµÄѹÁ¦µÈÓÚËûËùÊܵÄÖØÁ¦
C£®ÔÚ10s~20sÄÚ£¬¹Û¹âµçÌÝÔÚ¼õËÙϽµ£¬¸Ãͬѧ´¦ÓÚʧÖØ״̬
D£®ÔÚ20s~25sÄÚ£¬¹Û¹âµçÌÝÔÚ¼ÓËÙϽµ£¬¸Ãͬѧ´¦ÓÚʧÖØ״̬
BD
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿