ÌâÄ¿ÄÚÈÝ

ÈçͼËùʾ£¬Ð¡³µµÄÖÊÁ¿ÎªM=3kg£¬³µµÄÉϱíÃæ×ó¶ËΪ¹â»¬Ô²»¡BC£¬ÓÒ¶ËΪˮƽ´Ö²ÚƽÃæAB£¬¶þÕßÏàÇÐÓÚBµã£¬ABµÄ³¤ÎªL=4m£¬Ò»ÖÊÁ¿Îªm=1kgµÄСÎï¿é£¬·ÅÔÚ³µµÄ×îÓҶˣ¬Ð¡Îï¿éÓë³µÖ®¼äµÄ¶¯Ä¦²ÁÒòÊýΪ0£®10¡£³µºÍСÎï¿éÒ»ÆðÒÔ4m/sµÄËÙ¶ÈÔڹ⻬ˮƽÃæÉÏÔÈËÙÏò×óÔ˶¯£¬Ð¡³µ×²Ç½ºó˲¼äËٶȱäΪÁ㣬µ«Î´ÓëǽճÁ¬¡£gÈ¡10m/s2£¬Çó£º

       £¨1£©Ð¡Îï¿éÑØÔ²»¡ÉÏÉýµÄ×î´ó¸ß¶ÈΪ¶àÉÙ£¿

       £¨2£©Ð¡Îï¿é´Ó×î¸ßµã·µ»ØºóÓë³µµÄËÙ¶ÈÏàͬʱ£¬Ð¡Îï¿é¾àB¶Ë¶àÔ¶¡£

£¨20·Ö£©£¨1£©¶ÔСÎï¿é´Ó¿ªÊ¼µ½ÉÏÉýµ½×î¸ßµãµÄ¹ý³ÌÓÃÄÜÁ¿ÊغãµÃ

                                         ¢Ù4·Ö

´úÈëÒÑÖªµÃ

                                                            ¢Ú2·Ö

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com

¾«Ó¢¼Ò½ÌÍø