ÌâÄ¿ÄÚÈÝ
£¨Ñ¡ÐÞÄ£¿é3¨D4£©£¨12·Ö£©
£¨1£©ÏÂÁÐ˵·¨ÖÐÕýÈ·µÄÊÇ¡¡¡¡¡¡¡¡¡¡£®
¡¡¡¡A£®¼¤¹â±ÈÆÕͨ¹âÔ´µÄÏà¸ÉÐÔºÃ
B£®×ÏÍâÏßÔÚË®ÖеĴ«²¥ËٶȴóÓÚºìÍâÏßÔÚË®ÖеĴ«²¥ËÙ¶È
C£®ÔÚ¹âµÄÑÜÉäʵÑéÖУ¬³öÏÖÃ÷ÌõÎƵĵط½¹â×Óµ½´ïµÄ¸ÅÂʽϴó
D£®½ÓÊÕµç´Å²¨Ê±Ê×ÏÈÒª½øÐе÷Ƶ
£¨2£©Èçͼ¼×Ëùʾ£¬ÔÚˮƽÃæÄÚµÄÈý¸öÖʵã·Ö±ðλÓÚÖ±½ÇÈý½ÇÐÎABCµÄ¶¥µãÉÏ£¬ÒÑÖª£¬£®Ê±¿ÌA¡¢B¿ªÊ¼Õñ¶¯£¬Õñ¶¯Í¼Ïó¾ùÈçͼÒÒËùʾ£®ËùÐγɵĻúе²¨ÔÚˮƽÃæÄÚ´«²¥£¬ÔÚʱCµã¿ªÊ¼Õñ¶¯£®Ôò¸Ã»úе²¨µÄ´«²¥ËٶȴóСΪ¡¡¡¡¡¡¡¡¡¡m/s£¬Á½Áв¨ÏàÓöºó£¬CµãÕñ¶¯¡¡¡¡¡¡ £¨Ñ¡Ìî¡°¼ÓÇ¿¡±»ò¡°¼õÈõ¡±
£¨3£©ÈçͼËùʾ£¬Ñô¹âÓëˮƽÃæµÄ¼Ð½ÇΪ£®ÏÖÐÞ½¨Ò»¸ö½ØÃæΪÌÝÐεÄÓãÌÁ£¬ÓûʹËüÔÚÖüÂúË®µÄÇé¿öÏ£¬Ñô¹â¿ÉÒÔÕÕÉäµ½Õû¸öµ×²¿£®ÒÑ֪ˮµÄÕÛÉäÂÊΪn£®ÔòÓãÌÁÓÒ²àÆÂÃæµÄÇã½Ç¿ÚÓ¦Âú×ãµÄÌõ¼þÊÇ¡¡¡¡¡¡¡¡¡¡ £®
£¨1£©AC £¨2£©2¡¡¡¡¡¡¼õÈõ £¨3£©»ò
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿