ÌâÄ¿ÄÚÈÝ
Á½¸ö¿í¶ÈΪD¡¢ÖÊÁ¿ÎªmµÄÏàͬµÄСÎï¿éA¡¢B£¬Ò»´ø¿×Ô²»·CµÄÖÊÁ¿Îª2m£¬°ë¾¶Îªd£¬ËüÃǵĺñ¶È¾ù¿ÉºöÂÔ¡£Ò»²»¿ÉÉ쳤µÄÇáÖÊϸÉþÈƹý¹â»¬µÄ¶¨»¬ÂÖ£¬Ò»¶ËÁ¬½ÓAÎï¿é£¬Ò»¶Ë´©¹ýÔ²»·CµÄС¿×Á¬½ÓBÎï¿é£¬ÈçͼËùʾ¡£ÏÖ½«AÖÃÓÚˮƽµØÃ棬¾à»¬Âֵ׶Ë3L£¬BC¾àˮƽµØÃæΪL£¬ÔÚBCµÄÕýÏ·½ÓÐÒ»Éî¡¢¿íµÄ°¼²Û¡£B¡¢CÂäµØºó¶¼²»ÔÙµ¯Æð¡£Í¨¹ý¾ßÌåµÄ¼ÆËã·ÖÎö£¬»³öAÎï¿éÔÚÉÏÉý¹ý³ÌÖеÄËٶȡªÊ±¼ä£¨v-t£©Í¼Ïó¡£
½âÎö:·ÅÊÖʱ£¬A¡¢B¡¢CÕûÌåµÄ¼ÓËÙ¶È
µ±B¡¢CϽµLʱ£¬ÕûÌåµÄËÙ¶È
¾ÀúµÄʱ¼ä C±»µØÃ浲סºó£¬A¡¢BÕûÌåÒÔvÔÈËÙÔ˶¯£¬ËùÓÃʱ¼ä
µ±BÂäµØºó£¬AÒÔvÊúÖ±ÏòÉÏ×öÔȼõËÙÔ˶¯£¬¼ÓËÙ¶ÈΪg¡£
ÖÁËٶȼõΪÁãʱ£¬ËùÓÃʱ¼ä
ÉÏÉý¸ß¶È
A´Ó¾²Ö¹ÉÏÉýµÄ¸ß¶È
×÷³öAµÄËٶȡª¡ªÊ±¼äͼÏó£¬ÈçͼËùʾ¡£
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿